/* =========================================================
   KI-Weiterbildung für Schulen — Designsystem 2.0
   "KI-Nacht": tiefe Tinte · Aurora-Verlauf · Ember-Akzent
   Signatur: das Verständnis-Netz
   ========================================================= */

:root {
  /* ---- Farben ---- */
  --abyss:        #0B0E1A;   /* Basis-Nacht */
  --abyss-2:      #121831;   /* erhöhte/abwechselnde Flächen */
  --abyss-3:      #0E1326;   /* tiefere Variante */
  --panel:        rgba(20, 26, 46, 0.55);   /* Glas-Karten */
  --panel-solid:  #141A2E;

  --ink:          #EAEAF2;   /* Haupttext (starlight) */
  --ink-soft:     #A6ACC8;   /* Sekundärtext */
  --ink-faint:    #6A7194;   /* Captions, Hints */

  --line:         rgba(234, 234, 242, 0.12);
  --line-soft:    rgba(234, 234, 242, 0.06);

  --violet:       #7C3AED;
  --magenta:      #E0218A;
  --cyan:         #22D3EE;

  --ember:        #FF6B3D;   /* Akzent / Aktion */
  --ember-2:      #FF855E;

  --aurora: linear-gradient(120deg, var(--violet) 0%, var(--magenta) 48%, var(--cyan) 100%);
  --aurora-soft: linear-gradient(120deg, rgba(124,58,237,.9), rgba(224,33,138,.9) 48%, rgba(34,211,238,.9));

  /* ---- Typo ---- */
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans:  "Hanken Grotesk", system-ui, -apple-system, sans-serif;
  --mono:  "Space Mono", ui-monospace, monospace;

  /* ---- Layout ---- */
  --maxw: 1200px;
  --gutter: clamp(20px, 5vw, 72px);
  --radius: 16px;
  --radius-sm: 10px;

  --ease: cubic-bezier(.16, 1, .3, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--sans);
  background: var(--abyss);
  color: var(--ink);
  line-height: 1.65;
  font-size: 18px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-optical-sizing: auto;
  overflow-x: hidden;
  position: relative;
}

/* ---- Film-Korn-Overlay (Tiefe) ---- */
body::after {
  content: "";
  position: fixed; inset: 0; z-index: 999;
  pointer-events: none; opacity: .045;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
@media (prefers-reduced-motion: reduce) { body::after { opacity: .03; } }

::selection { background: var(--ember); color: #1a0a04; }

a { color: inherit; text-decoration: none; }

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

/* ---------- Bausteine ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding-inline: var(--gutter); position: relative; z-index: 2; }

.aurora-text {
  background: var(--aurora);
  background-size: 220% auto;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  animation: auroraShift 7s linear infinite;
}
@keyframes auroraShift { to { background-position: 220% center; } }
@media (prefers-reduced-motion: reduce) { .aurora-text { animation: none; } }

.kicker {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
  display: inline-flex;
  align-items: center;
  gap: 0.7em;
}
.kicker::before {
  content: "";
  width: 26px; height: 2px; border-radius: 2px;
  background: var(--aurora);
  display: inline-block;
}
.kicker.center { justify-content: center; }
.kicker-lg { font-size: 13.5px; letter-spacing: 0.24em; font-weight: 700; }
.kicker-lg::before { width: 34px; }
.dark .kicker { color: var(--cyan); }

h1, h2, h3 { font-family: var(--serif); font-weight: 400; line-height: 1.04; letter-spacing: -0.015em; }

.display {
  font-family: var(--sans);
  font-weight: 800;
  font-size: clamp(46px, 9.2vw, 118px);
  letter-spacing: -0.035em;
  line-height: 0.94;
}
.section-title { font-size: clamp(32px, 5vw, 60px); font-weight: 420; }
.lead {
  font-size: clamp(18px, 2.1vw, 24px);
  color: var(--ink-soft);
  line-height: 1.55;
  max-width: 44ch;
}
em.it, .dark em.it {
  font-style: italic;
  background: var(--aurora);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.6em;
  font-family: var(--sans); font-size: 16px; font-weight: 600;
  letter-spacing: 0.01em; padding: 16px 28px;
  border-radius: 100px; border: 1px solid transparent; cursor: pointer;
  transition: transform .5s var(--ease), background .3s, color .3s, border-color .3s, box-shadow .4s;
  line-height: 1; position: relative;
}
.btn .arr { transition: transform .5s var(--ease); }
.btn:hover .arr { transform: translateX(4px); }

.btn-primary {
  background: var(--ember); color: #1a0a04;
  box-shadow: 0 8px 30px -10px rgba(255,107,61,.6);
  overflow: hidden;
}
.btn-primary::after {
  content: ""; position: absolute; top: 0; left: -130%; width: 55%; height: 100%;
  background: linear-gradient(115deg, transparent, rgba(255,255,255,.55), transparent);
  transform: skewX(-20deg); transition: left .6s var(--ease); pointer-events: none;
}
.btn-primary:hover::after { left: 150%; }
.btn-primary:hover {
  background: var(--ember-2); transform: translateY(-2px);
  box-shadow: 0 14px 40px -10px rgba(255,107,61,.7);
}
.btn-ghost { background: rgba(234,234,242,.03); color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--cyan); color: #fff; transform: translateY(-2px); }
.dark .btn-primary { background: var(--ember); color: #1a0a04; }
.dark .btn-primary:hover { background: var(--ember-2); }
.dark .btn-ghost { color: var(--ink); border-color: var(--line); }
.dark .btn-ghost:hover { border-color: var(--cyan); }

/* ---------- Navigation ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; justify-content: space-between; align-items: center; gap: 24px;
  padding: 16px var(--gutter);
  transition: background .4s, box-shadow .4s, padding .4s, border-color .4s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(11, 14, 26, 0.72);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border-bottom-color: var(--line-soft);
  padding-block: 11px;
}
.nav.scrolled::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px;
  background: var(--aurora); opacity: .5;
}

.nav-left { display: flex; align-items: center; min-width: 0; }
.site-logo { display: inline-flex; align-items: center; flex-shrink: 0; }
.site-logo img { height: 36px; width: auto; max-width: 100%; display: block; transition: height .4s; }
.nav.scrolled .site-logo img { height: 31px; }

.brand {
  display: flex; align-items: center; gap: 11px;
  margin-left: clamp(16px, 2vw, 28px); padding-left: clamp(16px, 2vw, 28px);
  border-left: 1px solid var(--line);
  font-family: var(--serif); font-size: clamp(19px, 2vw, 26px); font-weight: 500;
  letter-spacing: -0.01em; white-space: nowrap; min-width: 0; color: var(--ink);
}
.brand .mark {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--aurora);
  display: grid; place-items: center;
  color: #fff; font-family: var(--mono); font-size: 15px; font-weight: 700;
  flex-shrink: 0; box-shadow: 0 0 18px -2px rgba(124,58,237,.7);
}
.nav.scrolled .brand { font-size: clamp(18px, 2vw, 24px); }
.nav.scrolled .brand .mark { width: 32px; height: 32px; font-size: 14px; }

.nav-right { display: flex; align-items: center; gap: 22px; flex-shrink: 0; }
.nav-links { display: flex; align-items: center; gap: 25px; }
.nav-links a {
  font-size: 14.5px; color: var(--ink-soft); position: relative; padding: 4px 0;
  transition: color .3s; white-space: nowrap;
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 2px; width: 0; border-radius: 2px;
  background: var(--aurora); transition: width .4s var(--ease);
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--ink); }
.nav-anfragen { padding: 10px 20px; font-size: 14px; }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; padding: 6px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .35s var(--ease), opacity .3s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 1080px) {
  .nav-links {
    position: fixed; inset: 0 0 0 auto; width: min(82vw, 360px);
    flex-direction: column; align-items: flex-start; justify-content: center; gap: 26px;
    background: rgba(14, 19, 38, 0.96); backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 0 44px; z-index: 49;
    transform: translateX(100%); transition: transform .5s var(--ease);
    box-shadow: -20px 0 60px rgba(0,0,0,.5);
    border-left: 1px solid var(--line);
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links a { font-size: 24px; font-family: var(--serif); color: var(--ink); }
  .nav-toggle { display: flex; z-index: 50; }
}
@media (max-width: 760px) { .nav-anfragen { display: none; } }
@media (max-width: 560px) {
  .nav { gap: 10px; padding-inline: 16px; }
  .site-logo img, .nav.scrolled .site-logo img { height: auto; width: auto; max-width: 96px; max-height: 32px; }
  .brand { font-size: 14px; gap: 7px; margin-left: 12px; padding-left: 12px; white-space: normal; line-height: 1.1; }
  .brand .mark { width: 25px; height: 25px; font-size: 11px; }
}
@media (max-width: 400px) {
  .site-logo img { max-width: 80px; }
  .brand { font-size: 13px; margin-left: 9px; padding-left: 9px; }
  .brand .mark { display: none; }
}

/* ---------- Sektionen ---------- */
section { position: relative; }
.pad { padding-block: clamp(80px, 12vw, 160px); }
.pad-sm { padding-block: clamp(56px, 8vw, 100px); }

/* Aurora-Glow-Helfer (per Pseudo-Element, kein Bild nötig) */
.glow-layer { position: absolute; inset: 0; overflow: hidden; pointer-events: none; z-index: 0; }
.glow-layer span {
  position: absolute; border-radius: 50%; filter: blur(90px); opacity: .5; will-change: transform;
}

/* ===================== HERO ===================== */
.hero {
  min-height: 100svh;
  display: flex; align-items: center;
  padding-top: 130px; padding-bottom: 70px;
  position: relative; overflow: hidden;
  background: radial-gradient(120% 90% at 80% 20%, #14193a 0%, var(--abyss) 55%);
}
#net-hero {
  position: absolute; inset: 0; z-index: 0; width: 100%; height: 100%;
  display: block; pointer-events: none;
}
.hero-glow { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.hero-glow span { position: absolute; border-radius: 50%; filter: blur(80px); opacity: .55; will-change: transform; }
.glow-a { width: 520px; height: 520px; top: -120px; right: -40px;
  background: radial-gradient(circle, rgba(124,58,237,.85) 0%, rgba(124,58,237,0) 70%);
  animation: drift1 22s ease-in-out infinite; }
.glow-b { width: 460px; height: 460px; bottom: -140px; left: -90px;
  background: radial-gradient(circle, rgba(34,211,238,.6) 0%, rgba(34,211,238,0) 70%);
  animation: drift2 28s ease-in-out infinite; }
.glow-c { width: 320px; height: 320px; top: 24%; left: 42%;
  background: radial-gradient(circle, rgba(224,33,138,.55) 0%, rgba(224,33,138,0) 70%);
  opacity: .4; animation: drift1 30s ease-in-out infinite reverse; }

@keyframes drift1 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(-40px,40px)} }
@keyframes drift2 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(50px,-30px)} }
@media (prefers-reduced-motion: reduce) { .hero-glow span, .glow-layer span { animation: none !important; } }

.hero-inner { position: relative; z-index: 2; width: 100%; }
.hero h1 { margin: 22px 0 0; max-width: 18ch; }
.hero .lead { margin-top: 28px; }
.hero-actions { margin-top: 40px; display: flex; flex-wrap: wrap; gap: 14px; }
.hero-meta { margin-top: 52px; display: flex; flex-wrap: wrap; gap: 14px 34px; font-size: 14.5px; color: var(--ink-soft); }
.hero-meta div { display: flex; align-items: center; gap: 9px; }
.hero-meta .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--aurora); box-shadow: 0 0 10px rgba(124,58,237,.9); flex-shrink: 0; }

.scroll-cue {
  position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--ink-faint); z-index: 2;
}
.scroll-cue .line { width: 1px; height: 44px; background: linear-gradient(var(--ink-faint), transparent); position: relative; overflow: hidden; }
.scroll-cue .line::after { content:""; position:absolute; top:-44px; left:0; width:1px; height:44px; background: var(--cyan); animation: scrolldot 2.6s var(--ease) infinite; }
@keyframes scrolldot { 0%{transform:translateY(0)} 60%,100%{transform:translateY(88px)} }
@media (max-width: 860px) { .scroll-cue { display: none; } }

.hero h1 { transform: translateY(0); opacity: 1; transition: transform 1s var(--ease), opacity 1s var(--ease); transition-delay: .15s; }
@media (prefers-reduced-motion: no-preference) { html.js .hero:not(.in) h1 { transform: translateY(26px); opacity: 0; } }

/* ===================== WARUM JETZT ===================== */
.why { background: var(--abyss-2); color: var(--ink); overflow: hidden; }
.why::before {
  content: ""; position: absolute; width: 560px; height: 560px; left: -180px; top: -120px;
  background: radial-gradient(circle, rgba(124,58,237,.32) 0%, transparent 68%); filter: blur(40px); z-index: 0;
}
.why-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(40px, 7vw, 100px); align-items: start; position: relative; z-index: 2; }
.why-grid p.body { color: var(--ink-soft); font-size: clamp(17px, 1.8vw, 20px); line-height: 1.7; max-width: 50ch; }
.why-grid p.body + p.body { margin-top: 22px; }
.why-points { display: flex; flex-direction: column; gap: 14px; }
.why-point {
  padding: 24px 26px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--panel); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  transition: border-color .4s, transform .5s var(--ease), box-shadow .5s;
}
.why-point:hover { transform: translateY(-3px); border-color: rgba(124,58,237,.5); box-shadow: 0 18px 50px -28px rgba(124,58,237,.7); }
.why-point h3 { font-size: 23px; display: flex; align-items: center; gap: 14px; }
.why-point h3 .num {
  width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0;
  background: var(--aurora); box-shadow: 0 0 14px rgba(124,58,237,.9); font-size: 0; transform: translateY(1px);
}
.why-point p { margin-top: 10px; color: var(--ink-soft); font-size: 16.5px; line-height: 1.6; padding-left: 26px; }
@media (max-width: 820px) { .why-grid { grid-template-columns: 1fr; gap: 44px; } }

/* ===================== KURSE ===================== */
.courses { background: var(--abyss); padding-bottom: clamp(48px, 6vw, 84px); }
.courses-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; flex-wrap: wrap; margin-bottom: clamp(40px, 6vw, 72px); }
.courses-head .lead { margin-top: 18px; }

.course {
  display: grid; grid-template-columns: 92px 1fr 320px;
  gap: clamp(20px, 4vw, 56px);
  padding: clamp(30px, 4vw, 48px);
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--panel); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  align-items: start; position: relative; margin-bottom: 20px;
  transition: border-color .4s, transform .5s var(--ease), box-shadow .5s;
  overflow: hidden;
}
.course:hover { transform: translateY(-4px); border-color: rgba(124,58,237,.5); box-shadow: 0 28px 70px -34px rgba(124,58,237,.7); }
/* Featured: Grundkurs */
.course.featured { border-color: rgba(124,58,237,.45); }
.course.featured::before {
  content: ""; position: absolute; inset: 0; border-radius: var(--radius); padding: 1px;
  background: var(--aurora); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; opacity: .55; pointer-events: none;
}
.course.featured::after {
  content: ""; position: absolute; width: 360px; height: 360px; right: -120px; top: -160px;
  background: radial-gradient(circle, rgba(224,33,138,.3) 0%, transparent 68%); filter: blur(30px); pointer-events: none;
}
.featured-badge {
  display: inline-flex; align-items: center; gap: 7px; margin-bottom: 14px;
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase;
  color: #1a0a04; background: var(--ember); padding: 6px 13px; border-radius: 100px; font-weight: 700;
}
.course .cnum {
  font-family: var(--mono); font-size: clamp(26px, 3.2vw, 44px); line-height: 1;
  background: var(--aurora); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  position: relative; z-index: 2;
}
.course-main { position: relative; z-index: 2; }
.course-main h3 { font-size: clamp(26px, 3.3vw, 38px); }
.course-tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 18px; }
.tag {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.04em;
  padding: 6px 12px; border-radius: 100px; border: 1px solid var(--line);
  color: var(--ink-soft); background: rgba(234,234,242,.03);
  display: inline-flex; align-items: center; gap: 7px;
}
.tag.accent { color: var(--cyan); border-color: rgba(34,211,238,.4); background: rgba(34,211,238,.08); }
.course-desc { color: var(--ink-soft); font-size: 16.5px; line-height: 1.65; max-width: 54ch; }
.course-desc + .course-desc { margin-top: 14px; }
.course-result {
  margin-top: 18px; padding: 14px 18px; border-left: 2px solid var(--ember);
  background: rgba(255,107,61,.07); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 15.5px; color: var(--ink);
}
.course-result strong { font-weight: 700; color: var(--ember-2); }

.course-content {
  background: rgba(11,14,26,.5); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 26px 24px; position: relative; z-index: 2;
}
.course-content .lbl { font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--cyan); }
.course-content ul { list-style: none; margin-top: 16px; display: flex; flex-direction: column; gap: 12px; }
.course-content li { font-size: 15px; line-height: 1.45; display: flex; gap: 11px; color: var(--ink); }
.course-content li::before { content: ""; width: 6px; height: 6px; margin-top: 8px; border-radius: 50%; background: var(--aurora); box-shadow: 0 0 8px rgba(124,58,237,.8); flex-shrink: 0; }
.course-content .btn { margin-top: 22px; width: 100%; justify-content: center; padding: 13px; font-size: 14.5px; }

@media (max-width: 1000px) {
  .course { grid-template-columns: 60px 1fr; }
  .course-content { grid-column: 1 / -1; }
}
@media (max-width: 600px) {
  .course { grid-template-columns: 1fr; gap: 18px; padding: 24px; }
}

/* ===================== ÜBER MICH ===================== */
.about { background: var(--abyss-2); padding-top: clamp(56px, 7vw, 96px); overflow: hidden; }
.about::before {
  content: ""; position: absolute; width: 540px; height: 540px; right: -160px; bottom: -120px;
  background: radial-gradient(circle, rgba(34,211,238,.22) 0%, transparent 68%); filter: blur(40px); z-index: 0;
}
.about-grid { display: grid; grid-template-columns: 0.82fr 1.18fr; gap: clamp(36px, 6vw, 80px); align-items: start; position: relative; z-index: 2; }
.portrait {
  position: relative; aspect-ratio: 4/5; border-radius: var(--radius); overflow: hidden;
  background: var(--abyss-3); display: grid; place-items: center;
  padding: 3px;
}
.portrait::before {
  content: ""; position: absolute; inset: 0; border-radius: var(--radius); padding: 2px;
  background: var(--aurora); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; z-index: 3; pointer-events: none;
}
.portrait .ph { font-family: var(--mono); font-size: 12px; letter-spacing: 0.1em; color: var(--ink-faint); text-align: center; padding: 20px; }
.portrait img { position: absolute; inset: 3px; width: calc(100% - 6px); height: calc(100% - 6px); object-fit: cover; object-position: center 28%; display: block; border-radius: calc(var(--radius) - 3px); }
.about-body h2 { margin-bottom: 8px; }
.about-body .role-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 20px 0 26px; }
.role-chips .chip {
  font-family: var(--mono); font-size: 12px; padding: 7px 13px; border-radius: 100px;
  border: 1px solid var(--line); color: var(--ink-soft); background: rgba(234,234,242,.03);
}
.about-body p { color: var(--ink-soft); font-size: 16.5px; line-height: 1.72; max-width: 58ch; }
.about-body p + p { margin-top: 16px; }
.about-body .pull {
  font-family: var(--serif); font-size: clamp(22px, 2.6vw, 30px); color: var(--ink);
  line-height: 1.3; margin: 26px 0; max-width: 30ch;
}
.about-body .pull span { font-style: italic; background: var(--aurora); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
@media (max-width: 820px) { .about-grid { grid-template-columns: 1fr; gap: 36px; } .portrait { max-width: 380px; } }

/* ===================== REFERENZEN / SOCIAL PROOF ===================== */
.proof { background: var(--abyss); color: var(--ink); }
.proof-intro { color: var(--ink-soft); font-size: clamp(16px, 1.7vw, 19px); line-height: 1.6; max-width: 52ch; margin-top: 20px; }
.city-list { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.city {
  font-family: var(--sans); font-size: 15px; font-weight: 500; color: var(--ink);
  padding: 9px 18px; border-radius: 100px; border: 1px solid var(--line);
  background: rgba(234,234,242,.03); position: relative;
  transition: border-color .3s, transform .4s var(--ease), background .3s, box-shadow .4s;
  display: inline-flex; align-items: center; gap: 9px;
}
.city::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--aurora); box-shadow: 0 0 10px rgba(124,58,237,.9); }
.city:hover { border-color: rgba(34,211,238,.55); background: rgba(34,211,238,.08); transform: translateY(-2px); box-shadow: 0 12px 30px -18px rgba(34,211,238,.8); }
.city.more { font-family: var(--mono); font-size: 13px; color: var(--ink-soft); background: transparent; border-style: dashed; }
.city.more::before { display: none; }

.quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 46px; }
.quote-card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 28px 26px; position: relative; display: flex; flex-direction: column;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  transition: transform .5s var(--ease), border-color .4s, box-shadow .5s;
  overflow: hidden;
}
.quote-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--aurora); opacity: .8; }
.quote-card:hover { transform: translateY(-4px); border-color: rgba(124,58,237,.5); box-shadow: 0 22px 50px -28px rgba(124,58,237,.7); }
.quote-card .qmark { font-family: var(--serif); font-size: 64px; line-height: 0.6; background: var(--aurora); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; height: 30px; }
.quote-card blockquote { font-family: var(--serif); font-size: clamp(17px, 1.8vw, 20px); line-height: 1.45; color: var(--ink); margin: 6px 0 22px; font-style: italic; }
.quote-card figcaption { margin-top: auto; padding-top: 16px; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 2px; }
.quote-card .who { font-weight: 600; font-size: 14.5px; color: var(--ink); }
.quote-card .where { font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.04em; color: var(--ink-soft); }
@media (max-width: 900px) { .quotes { grid-template-columns: 1fr; gap: 16px; max-width: 560px; } }

/* ===================== ABLAUF ===================== */
.flow { background: var(--abyss-2); overflow: hidden; }
.flow-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(20px, 3vw, 40px); margin-top: 54px; position: relative; }
/* Aurora-Verbindungspfad (Desktop) */
.flow-grid::before {
  content: ""; position: absolute; top: 30px; left: 12%; right: 12%; height: 2px;
  background: var(--aurora); opacity: .4; z-index: 0;
  transform: scaleX(0); transform-origin: left;
  animation: drawX 1.3s var(--ease) .25s forwards;
}
@keyframes drawX { to { transform: scaleX(1); } }
@keyframes drawY { to { transform: scaleY(1); } }
.flow-step { position: relative; z-index: 2; }
.flow-step .sn {
  width: 60px; height: 60px; border-radius: 50%; display: grid; place-items: center;
  font-family: var(--serif); font-size: 28px; color: var(--ink);
  background: var(--abyss); border: 1px solid var(--line);
  box-shadow: 0 0 0 6px var(--abyss-2), 0 0 26px -4px rgba(124,58,237,.8);
  position: relative;
}
.flow-step .sn::after { content: ""; position: absolute; inset: -1px; border-radius: 50%; padding: 1px; background: var(--aurora); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; }
.flow-step h3 { font-size: 23px; margin: 18px 0 10px; }
.flow-step p { color: var(--ink-soft); font-size: 16px; line-height: 1.6; max-width: 34ch; }
@media (max-width: 760px) {
  .flow-grid { grid-template-columns: 1fr; gap: 34px; }
  .flow-grid::before { top: 30px; bottom: 30px; left: 30px; right: auto; width: 2px; height: auto; transform: scaleY(0); transform-origin: top; animation: drawY 1.3s var(--ease) .25s forwards; }
}
@media (prefers-reduced-motion: reduce) {
  .flow-grid::before { transform: none !important; animation: none !important; }
}

/* ===================== PREISE ===================== */
.pricing { background: var(--abyss); color: var(--ink); }
.price-intro { color: var(--ink-soft); font-size: clamp(16px, 1.7vw, 18px); line-height: 1.65; max-width: 60ch; margin-top: 22px; }
.price-list { margin-top: 44px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); padding: 8px 26px; }
.price-row {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 22px 0; border-bottom: 1px solid var(--line);
  transition: padding-left .4s var(--ease);
}
.price-row:last-child { border-bottom: none; }
.price-row:hover { padding-left: 8px; }
.price-row .info h3 { font-size: clamp(19px, 2.1vw, 24px); font-weight: 400; }
.price-row .info .meta { display: block; margin-top: 6px; font-family: var(--mono); font-size: 12px; letter-spacing: 0.02em; color: var(--ink-soft); }
.price-row .amt { font-family: var(--serif); font-size: clamp(20px, 2.4vw, 27px); white-space: nowrap; color: var(--ink); flex-shrink: 0; }
.price-row .amt .from { font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ember); vertical-align: middle; margin-right: 4px; }
.price-row.combo .info h3 { color: var(--ink-soft); }
.combo-link { font-family: var(--sans); font-size: 15px; font-weight: 600; color: var(--ember); transition: color .3s; }
.combo-link:hover { color: var(--ember-2); }

.price-meta { display: flex; flex-wrap: wrap; gap: 14px 40px; margin-top: 34px; }
.price-meta div { font-size: 15px; color: var(--ink); }
.price-meta .k { display: block; font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ember); margin-bottom: 4px; }
.price-note { margin-top: 24px; color: var(--ink-soft); font-size: 14.5px; line-height: 1.7; max-width: 64ch; }
.price-note strong { color: var(--ink); font-weight: 600; }
@media (max-width: 560px) { .price-row { flex-direction: column; align-items: flex-start; gap: 8px; } }

/* ===================== KONTAKT / BUCHUNG ===================== */
.contact { background: var(--abyss); overflow: hidden; }
.contact::before {
  content: ""; position: absolute; width: 720px; height: 720px; left: 50%; top: 10%;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(124,58,237,.18) 0%, transparent 64%); filter: blur(50px); z-index: 0;
}
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(40px, 6vw, 80px); align-items: start; position: relative; z-index: 2; }
.contact-intro .lead { margin-top: 20px; }
.contact-direct { margin-top: 34px; display: flex; flex-direction: column; gap: 14px; }
.contact-direct a { display: inline-flex; align-items: center; gap: 12px; font-size: 17px; color: var(--ink); transition: color .3s; }
.contact-direct a:hover { color: var(--cyan); }
.contact-direct .ic { width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; flex-shrink: 0; background: rgba(234,234,242,.03); }
.contact-direct small { display: block; font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-faint); }

form { display: flex; flex-direction: column; gap: 20px; position: relative; z-index: 2; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field label { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-soft); }
.field input, .field textarea {
  font-family: var(--sans); font-size: 16px; color: var(--ink);
  background: rgba(11,14,26,.55); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 14px 16px; transition: border-color .3s, box-shadow .3s; resize: vertical;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(34,211,238,.18); }
.field input::placeholder, .field textarea::placeholder { color: var(--ink-faint); }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 560px) { .row2 { grid-template-columns: 1fr; } }

.course-picker { display: flex; flex-wrap: wrap; gap: 9px; }
.pick {
  position: relative; font-size: 14px; padding: 9px 15px; border-radius: 100px; border: 1px solid var(--line);
  background: rgba(234,234,242,.03); color: var(--ink-soft); cursor: pointer;
  transition: all .25s; user-select: none; font-family: var(--sans);
}
.pick.pick-sm { font-size: 13px; padding: 8px 13px; }
.pick:hover { border-color: var(--cyan); color: var(--ink); }
.pick.sel { background: var(--ember); color: #1a0a04; border-color: var(--ember); box-shadow: 0 6px 20px -8px rgba(255,107,61,.7); font-weight: 600; }
.pick input { position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none; }

.form-group-lbl {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--cyan); display: block; padding-bottom: 4px; margin-top: 6px;
  border-bottom: 1px solid var(--line-soft);
}
.form-group-lbl:first-child { margin-top: 0; }

.unverb {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 16px;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em;
  color: var(--cyan); background: rgba(34,211,238,.08); border: 1px solid rgba(34,211,238,.35);
  padding: 7px 14px; border-radius: 100px;
}
.unverb::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--aurora); box-shadow: 0 0 8px rgba(124,58,237,.9); }

form .btn-primary { align-self: flex-start; margin-top: 6px; }
.form-note { font-size: 13px; color: var(--ink-faint); line-height: 1.5; }

/* ---- Formular-Validierung ---- */
.field input.invalid, .field textarea.invalid {
  border-color: #ff6b6b; background: rgba(255,107,107,.08); outline: none;
  box-shadow: 0 0 0 2px rgba(255,107,107,.2);
}
.field-error { display: block; font-size: 12.5px; color: #ff8a8a; margin-top: 4px; min-height: 1.3em; font-family: var(--sans); font-weight: 500; }

/* ---- Bestätigungsbox ---- */
.form-success {
  display: none; border-radius: var(--radius);
  background: var(--panel-solid); border: 2px solid #1faa52; color: var(--ink);
  font-size: 15px; line-height: 1.6; overflow: hidden;
  box-shadow: 0 0 0 6px rgba(31,170,82,.12);
}
.form-success.show { display: block; animation: successPop 0.45s cubic-bezier(0.22,1,0.36,1) both; }
@keyframes successPop { from { opacity: 0; transform: translateY(18px) scale(0.98); } to { opacity: 1; transform: translateY(0) scale(1); } }

.sc-banner { display: flex; align-items: center; gap: 18px; padding: 24px 28px; background: linear-gradient(135deg, #169349 0%, #1fb85a 100%); color: #fff; }
.sc-checkmark { flex-shrink: 0; }
.sc-title { margin: 0 0 5px; font-size: 20px; font-weight: 600; font-family: var(--serif); letter-spacing: -0.01em; color: #fff; }
.sc-sub { margin: 0; font-size: 13.5px; color: rgba(255,255,255,0.88); }
.sc-sub strong { color: #fff; }

.sc-notice { display: flex; align-items: flex-start; gap: 14px; padding: 16px 24px; background: rgba(31,170,82,.12); border-bottom: 1px solid rgba(31,170,82,.3); }
.sc-notice-ico { font-size: 20px; flex-shrink: 0; margin-top: 1px; }
.sc-notice p { margin: 0; font-size: 14.5px; color: var(--ink); line-height: 1.6; }
.sc-notice strong { color: #57e08a; }
@media (max-width: 480px) { .sc-banner { flex-direction: column; align-items: flex-start; gap: 12px; padding: 20px; } .sc-title { font-size: 17px; } }

.success-summary { padding: 20px 24px 24px; border-bottom: 1px solid var(--line-soft); }
.success-summary h4 { font-family: var(--mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--cyan); margin-bottom: 14px; }
.success-summary dl { display: grid; gap: 0; }
.success-summary dl > div { display: grid; grid-template-columns: 180px 1fr; gap: 4px 12px; padding: 7px 0; border-bottom: 1px solid var(--line-soft); font-size: 14px; }
.success-summary dl > div:last-child { border-bottom: none; }
.success-summary dl > div.full { grid-template-columns: 1fr; }
.success-summary dt { color: var(--ink-soft); font-weight: 500; }
.success-summary dd { color: var(--ink); }
@media (max-width: 520px) { .success-summary dl > div { grid-template-columns: 1fr; gap: 1px; } }

.success-fallback { padding: 0; background: var(--abyss-3); }
.success-fallback summary { display: flex; align-items: center; gap: 10px; padding: 14px 24px; font-size: 13.5px; cursor: pointer; user-select: none; list-style: none; }
.success-fallback summary::-webkit-details-marker { display: none; }
.success-fallback details[open] summary { border-bottom: 1px solid var(--line-soft); }
.fallback-ico { font-size: 15px; color: var(--ember); flex-shrink: 0; }
.success-fallback details > p { padding: 12px 24px 0; font-size: 13.5px; color: var(--ink-soft); }
.fallback-addr { padding: 4px 24px 10px !important; font-family: var(--mono); font-size: 13px !important; color: var(--ink) !important; }
.copy-wrap { padding: 0 24px 20px; position: relative; }
.copy-pre { font-family: var(--mono); font-size: 12px; line-height: 1.7; background: #060810; color: var(--ink); border-radius: var(--radius-sm); padding: 16px 18px; white-space: pre-wrap; word-break: break-word; max-height: 320px; overflow-y: auto; margin-bottom: 10px; }
.copy-btn { font-size: 13px !important; padding: 8px 20px !important; }

@media (max-width: 820px) { .contact-grid { grid-template-columns: 1fr; gap: 40px; } }

/* ===================== FOOTER ===================== */
.footer { background: var(--abyss-3); color: var(--ink-soft); padding-block: 56px 40px; position: relative; overflow: hidden; }
.footer-top { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; padding-bottom: 32px; border-bottom: 1px solid var(--line); position: relative; z-index: 2; }
.footer .brand { color: var(--ink); border-left: none; margin-left: 0; padding-left: 0; }
.footer .brand .mark { background: var(--aurora); }
.footer-roles { font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; color: var(--ink-soft); max-width: 46ch; line-height: 1.9; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-top: 26px; font-size: 13px; color: var(--ink-faint); position: relative; z-index: 2; }
.footer-bottom a:hover { color: var(--ink); }

/* ===================== LIGHT-MODE SEKTIONEN ===================== */
/* Kühles, modernes Hell (kein warmes Cream). Komponenten passen sich
   über die hier neu gesetzten Variablen automatisch an. */
.light {
  --ink:        #11142A;
  --ink-soft:   #4A5170;
  --ink-faint:  #8A90AD;
  --line:       rgba(17, 20, 42, 0.12);
  --line-soft:  rgba(17, 20, 42, 0.07);
  --panel:      rgba(255, 255, 255, 0.72);
  background: #EEF1FA;
  color: var(--ink);
}
.light .kicker,
.light .dark .kicker { color: var(--violet); }
.light .field label,
.light .form-group-lbl { color: var(--violet); }
.light .role-chips .chip,
.light .city,
.light .pick,
.light .contact-direct .ic { background: #fff; }
.light .field input,
.light .field textarea { background: #fff; color: var(--ink); }
.light .field input::placeholder,
.light .field textarea::placeholder { color: var(--ink-faint); }
.light .field input:focus,
.light .field textarea:focus { border-color: var(--violet); box-shadow: 0 0 0 3px rgba(124, 58, 237, .16); }
.light .pick:hover { border-color: var(--violet); color: var(--ink); }
.light .pick.sel { background: var(--ember); color: #1a0a04; border-color: var(--ember); }
.light .contact-direct a:hover { color: var(--violet); }
.light .unverb { color: var(--violet); background: rgba(124, 58, 237, .08); border-color: rgba(124, 58, 237, .3); }
.light .portrait { background: #fff; }
.light .flow-step .sn {
  background: #fff; color: var(--ink);
  box-shadow: 0 0 0 6px #EEF1FA, 0 12px 30px -8px rgba(124, 58, 237, .4);
}
.light .form-success { background: #fff; color: var(--ink); }
.light .success-fallback { background: #F2F4FC; }
.light .form-note { color: var(--ink-faint); }
/* Sanfte, gedämpfte Glows auf Hell statt der kräftigen Nacht-Glows */
.about.light::before { background: radial-gradient(circle, rgba(124, 58, 237, .14) 0%, transparent 68%); }
.contact.light::before { background: radial-gradient(circle, rgba(124, 58, 237, .12) 0%, transparent 64%); opacity: .9; }

/* ===================== REVEAL ===================== */
/* Robust: Inhalte sind IMMER sichtbar. Nur wenn JS aktiv ist
   (html.js wird per Inline-Script gesetzt), starten sie verborgen
   und werden eingeblendet. So bleibt die Seite ohne/bei fehlerhaftem
   JS vollständig lesbar. */
.reveal { transition: opacity 1s var(--ease), transform 1s var(--ease); }
html.js .reveal { opacity: 0; transform: translateY(28px); }
html.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html.js .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* ---- Sende-Spinner ---- */
@keyframes spin { to { transform: rotate(360deg); } }
.btn-spinner { display: inline-block; width: 14px; height: 14px; border: 2px solid rgba(26,10,4,0.35); border-top-color: #1a0a04; border-radius: 50%; animation: spin 0.7s linear infinite; vertical-align: middle; margin-right: 6px; }
.btn:disabled { opacity: 0.7; cursor: not-allowed; pointer-events: none; }

/* ---- Formular-weite Fehlermeldung ---- */
.form-error-box { display: none; padding: 14px 18px; border-radius: var(--radius-sm); background: rgba(255,107,107,.1); border: 1px solid rgba(255,107,107,.4); color: #ff8a8a; font-size: 14.5px; line-height: 1.5; margin-bottom: 16px; }