/* ============================================================
   wegweiser.studio — zentrales Stylesheet
   Design-Tokens wie gehabt: dunkles Blau, Cyan-Akzent,
   System-Schriften (bewusst keine externen Fonts, DSGVO).
   ============================================================ */
:root {
  --bg:        #05080d;
  --bg-raise:  #0a121c;
  --bg-card:   #0b141f;
  --line:      rgba(126, 197, 235, 0.14);
  --cyan:      #29e0ff;
  --cyan-soft: #8feeff;
  --cyan-dim:  rgba(41, 224, 255, 0.12);
  --text:      #dde9f2;
  --muted:     #8aa0b4;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", "JetBrains Mono", Consolas, monospace;
  --radius: 14px;
  --maxw: 1120px;
  --header-h: 66px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
body {
  background: var(--bg); color: var(--text);
  font-family: var(--sans); line-height: 1.6;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
::selection { background: var(--cyan); color: #04141a; }
a { color: var(--cyan-soft); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 4px; }
img { display: block; max-width: 100%; height: auto; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 1.5rem; }
.eyebrow {
  display: inline-block;
  font-family: var(--mono); font-size: 0.78rem;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--cyan-soft);
}
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.015em; font-weight: 700; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.3rem); }
h3 { font-size: 1.15rem; font-weight: 650; }

.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--cyan); color: #04141a;
  padding: 0.6rem 1rem; z-index: 200; font-weight: 600;
}
.skip-link:focus { left: 12px; top: 12px; }

/* ============ Buttons ============ */
.button {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.8rem 1.5rem; cursor: pointer;
  background: var(--cyan); border: 1px solid var(--cyan); border-radius: 999px;
  color: #04141a; font-family: var(--sans); font-size: 0.93rem; font-weight: 650;
  transition: box-shadow 0.25s ease, transform 0.25s ease, background 0.25s ease;
}
.button:hover {
  text-decoration: none;
  box-shadow: 0 0 28px rgba(41, 224, 255, 0.35);
  transform: translateY(-1px);
}
.button.secondary {
  background: transparent; color: var(--cyan-soft);
}
.button.secondary:hover { background: var(--cyan-dim); }

/* ============ Header / Navigation ============ */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 90;
  border-bottom: 1px solid transparent;
  transition: background 0.3s ease, border-color 0.3s ease;
}
.site-header.scrolled {
  background: rgba(5, 8, 13, 0.85);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--line);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem; min-height: var(--header-h);
}
.brand {
  font-family: var(--mono); font-size: 0.95rem; letter-spacing: 0.06em;
  color: var(--text); font-weight: 600; white-space: nowrap;
}
.brand b { color: var(--cyan); font-weight: 600; }
.brand:hover { text-decoration: none; }

.nav-shell { display: flex; align-items: center; gap: 1.75rem; }
.nav-list { display: flex; gap: 1.6rem; list-style: none; }
.nav-list a { color: var(--muted); font-size: 0.9rem; transition: color 0.2s ease; }
.nav-list a:hover { color: var(--cyan-soft); text-decoration: none; }
.nav-list a[aria-current="page"] { color: var(--cyan-soft); }
.nav-actions { display: flex; align-items: center; gap: 0.9rem; }

.lang-toggle {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.08em;
  background: transparent; border: 1px solid var(--line); border-radius: 999px;
  color: var(--muted); padding: 0.3rem 0.7rem; cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.lang-toggle:hover { border-color: rgba(41, 224, 255, 0.45); }
.lang-toggle .lang-sep { opacity: 0.4; margin: 0 0.25rem; }
.lang-toggle [data-lang-opt].active { color: var(--cyan); font-weight: 700; }

.header-cta { padding: 0.55rem 1.1rem; font-size: 0.84rem; }

/* Burger-Button (nur mobil sichtbar) */
.menu-button {
  display: none;
  width: 42px; height: 42px; position: relative;
  background: transparent; border: 1px solid var(--line); border-radius: 10px;
  cursor: pointer;
}
.menu-button span,
.menu-button::before,
.menu-button::after {
  content: ""; position: absolute; left: 10px; right: 10px; height: 2px;
  background: var(--cyan-soft); border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease, top 0.25s ease;
}
.menu-button::before { top: 13px; }
.menu-button span    { top: 20px; }
.menu-button::after  { top: 27px; }
.menu-button[aria-expanded="true"]::before { top: 20px; transform: rotate(45deg); }
.menu-button[aria-expanded="true"] span    { opacity: 0; }
.menu-button[aria-expanded="true"]::after  { top: 20px; transform: rotate(-45deg); }

@media (max-width: 900px) {
  .menu-button { display: block; }
  .nav-shell {
    position: fixed; top: var(--header-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: rgba(5, 8, 13, 0.97); backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
    padding: 0.6rem 1.5rem 1.4rem;
    transform: translateY(-8px); opacity: 0; visibility: hidden; pointer-events: none;
    transition: transform 0.25s ease, opacity 0.25s ease, visibility 0.25s;
  }
  .nav-shell.open { transform: none; opacity: 1; visibility: visible; pointer-events: auto; }
  .nav-list { flex-direction: column; gap: 0; }
  .nav-list a { display: block; padding: 0.8rem 0.2rem; font-size: 1rem; border-bottom: 1px solid var(--line); }
  .nav-actions { margin-top: 1.1rem; justify-content: space-between; }
}

/* ============ Hero mit Quadrat-Wave-Canvas ============ */
.hero {
  position: relative; overflow: hidden;
  min-height: max(92vh, 620px);
  display: flex; align-items: center;
  padding: calc(var(--header-h) + 3rem) 0 4rem;
}
.hero-canvas {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  display: block; z-index: 0;
}
.hero-inner { position: relative; z-index: 1; width: 100%; }
.hero-copy { max-width: 640px; }
.hero-meta {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.1em;
  color: var(--muted); margin-bottom: 1.4rem;
}
.hero-meta::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%;
  background: var(--cyan); box-shadow: 0 0 12px var(--cyan);
}
.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
  line-height: 1.06;
  text-shadow: 0 4px 30px rgba(5, 8, 13, 0.9);
}
.hero h1 .accent {
  color: transparent;
  background: linear-gradient(100deg, var(--cyan) 20%, var(--cyan-soft) 80%);
  -webkit-background-clip: text; background-clip: text;
}
.hero-sub {
  margin-top: 1.4rem; max-width: 54ch; color: var(--muted);
  text-shadow: 0 2px 18px rgba(5, 8, 13, 0.9);
}
.hero-actions { margin-top: 2.2rem; display: flex; flex-wrap: wrap; gap: 0.9rem; }

/* ============ Trust-Bar ============ */
.trust-bar { border-block: 1px solid var(--line); background: var(--bg-raise); }
.trust-inner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 1.1rem 1.5rem;
}
.trust-copy { color: var(--muted); font-size: 0.92rem; }
.tech-chips { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tech-chip {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.06em;
  color: var(--cyan-soft); background: var(--cyan-dim);
  border: 1px solid rgba(41, 224, 255, 0.22); border-radius: 999px;
  padding: 0.25rem 0.7rem;
}

/* ============ Sektionen ============ */
.section { padding: 5rem 0; }
.section.alt { background: var(--bg-raise); border-block: 1px solid var(--line); }
.section-head {
  display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: 1.5rem 3rem; align-items: end; margin-bottom: 3rem;
}
.section-head .eyebrow { margin-bottom: 0.8rem; }
.section-head p { color: var(--muted); }
.section-head.single { display: block; max-width: 46rem; }
.section-head.single p { margin-top: 1rem; }
@media (max-width: 860px) {
  .section-head { grid-template-columns: 1fr; align-items: start; }
}

/* ============ Leistungs-Cards ============ */
.service-grid {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.4rem;
}
@media (max-width: 860px) { .service-grid { grid-template-columns: 1fr; } }
.service-card {
  display: block; position: relative; overflow: hidden;
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.9rem 1.8rem; color: inherit;
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}
.service-card::before { /* Höhenlinien-Motiv oben rechts */
  content: ""; position: absolute; top: -46px; right: -46px;
  width: 150px; height: 150px; border-radius: 50%;
  border: 1px solid var(--line);
  box-shadow: 0 0 0 22px rgba(126, 197, 235, 0.045), 0 0 0 46px rgba(126, 197, 235, 0.03);
  transition: transform 0.4s ease;
}
.service-card:hover {
  text-decoration: none;
  border-color: rgba(41, 224, 255, 0.4);
  transform: translateY(-3px);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.4);
}
.service-card:hover::before { transform: scale(1.12); }
.service-index {
  display: inline-block; margin-bottom: 1.1rem;
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.1em;
  color: var(--cyan-soft); background: var(--cyan-dim);
  border: 1px solid rgba(41, 224, 255, 0.22); border-radius: 999px;
  padding: 0.28rem 0.75rem;
}
.service-card h3 { margin-bottom: 0.7rem; font-size: 1.2rem; }
.service-card p { color: var(--muted); font-size: 0.95rem; }
.service-list { list-style: none; margin-top: 1.1rem; display: grid; gap: 0.45rem; }
.service-list li {
  position: relative; padding-left: 1.2rem;
  color: var(--text); font-size: 0.9rem;
}
.service-list li::before {
  content: "▸"; position: absolute; left: 0; color: var(--cyan);
}
.service-more {
  display: inline-block; margin-top: 1.3rem;
  font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.08em;
  color: var(--cyan-soft); opacity: 0.55;
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.service-card:hover .service-more { opacity: 1; transform: translateX(4px); }

/* ============ Projekte (Startseite) ============ */
.project-grid {
  display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 1.4rem;
  align-items: start;
}
@media (max-width: 900px) { .project-grid { grid-template-columns: 1fr; } }
.project-stack { display: grid; gap: 1.4rem; }
.project-card {
  overflow: hidden;
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
}
.project-media img { width: 100%; }
.project-body { padding: 1.3rem 1.4rem 1.5rem; }
.project-body h3 { margin-bottom: 0.5rem; }
.project-body p { color: var(--muted); font-size: 0.93rem; }
.project-link {
  display: inline-block; margin-top: 0.9rem;
  font-family: var(--mono); font-size: 0.76rem; letter-spacing: 0.08em;
}

/* ---- Vorher/Nachher-Vergleich (Slider) ---- */
.compare { position: relative; overflow: hidden; user-select: none; }
.compare img { width: 100%; display: block; pointer-events: none; }
.compare .compare-overlay {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover;
  clip-path: inset(0 0 0 var(--cut, 50%));
}
.compare-line {
  position: absolute; top: 0; bottom: 0; left: var(--cut, 50%);
  width: 2px; background: var(--cyan);
  box-shadow: 0 0 14px rgba(41, 224, 255, 0.7);
  transform: translateX(-1px); pointer-events: none;
}
.compare-handle {
  position: absolute; top: 50%; left: var(--cut, 50%);
  transform: translate(-50%, -50%);
  width: 38px; height: 38px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg); border: 1px solid var(--cyan);
  color: var(--cyan-soft); font-size: 0.95rem;
  box-shadow: 0 0 18px rgba(41, 224, 255, 0.35);
  pointer-events: none;
}
.compare-label {
  position: absolute; top: 0.8rem; z-index: 2;
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.1em;
  color: var(--cyan-soft); background: rgba(5, 8, 13, 0.72);
  border: 1px solid var(--line); border-radius: 999px;
  padding: 0.25rem 0.7rem; pointer-events: none;
}
.compare-label.left { left: 0.8rem; }
.compare-label.right { right: 0.8rem; }
.compare input[type="range"] {
  position: absolute; inset: 0; width: 100%; height: 100%;
  opacity: 0; cursor: ew-resize; margin: 0;
}

/* ---- Mini-Layer-Stack (Startseite) ---- */
.mini-stack {
  position: relative; background: var(--bg-raise);
  border-bottom: 1px solid var(--line);
  --fan: 0;                                  /* 0 = gestapelt, 1 = aufgefächert */
  height: 300px; transition: height 0.6s ease;
}
.mini-stack.fanned { --fan: 1; height: 430px; }
.mini-stack img {
  position: absolute; left: 50%; top: 50%; width: min(84%, 420px);
  transform: translate(-50%, calc(-50% + (var(--i) - 2.5) * var(--fan) * 34px));
  transition: transform 0.7s cubic-bezier(0.22, 0.9, 0.24, 1);
  filter: drop-shadow(0 14px 18px rgba(0, 0, 0, 0.5));
}
.stack-toggle {
  position: absolute; left: 50%; bottom: 0.9rem; transform: translateX(-50%);
  z-index: 5;
  font-family: var(--sans); font-size: 0.8rem; font-weight: 600;
  background: rgba(5, 8, 13, 0.8); color: var(--cyan-soft);
  border: 1px solid var(--cyan); border-radius: 999px;
  padding: 0.45rem 1rem; cursor: pointer;
  transition: background 0.25s ease;
}
.stack-toggle:hover { background: var(--cyan-dim); }

/* ============ Über mich ============ */
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.65fr) minmax(0, 1.5fr) minmax(0, 0.85fr);
  gap: 1.4rem; align-items: stretch;
}
@media (max-width: 980px) {
  .about-grid { grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.6fr); }
  .about-facts { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  .about-grid { grid-template-columns: 1fr; }
}
.about-card {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.9rem 1.8rem;
}
.profile-card {
  display: flex; align-items: center; justify-content: center; text-align: center;
  background:
    radial-gradient(80% 70% at 50% 0%, rgba(41, 224, 255, 0.08), transparent 70%),
    var(--bg-card);
}
.profile-card > div { display: grid; gap: 0.3rem; justify-items: center; }
.profile-mark {
  width: 88px; height: 88px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 0.9rem;
  font-family: var(--mono); font-size: 1.5rem; font-weight: 700; color: var(--cyan);
  background: var(--cyan-dim); border: 1px solid rgba(41, 224, 255, 0.35);
  box-shadow: 0 0 30px rgba(41, 224, 255, 0.15);
}
.profile-card strong { font-size: 1.08rem; letter-spacing: -0.01em; }
.profile-card small { color: var(--muted); font-size: 0.84rem; }
.about-copy .eyebrow { margin-bottom: 0.8rem; }
.about-copy h2 { margin-bottom: 1.1rem; }
.about-copy p { color: var(--muted); font-size: 0.96rem; }
.about-copy p + p { margin-top: 0.9rem; }
.about-copy strong { color: var(--text); font-weight: 650; }
.about-facts { display: grid; gap: 0.7rem; align-content: center; }
.about-facts .fact {
  position: relative; padding-left: 1.5rem;
  color: var(--text); font-size: 0.92rem;
}
.about-facts .fact::before {
  content: ""; position: absolute; left: 0; top: 0.48em;
  width: 9px; height: 9px; border-radius: 2px;
  background: var(--cyan); box-shadow: 0 0 10px rgba(41, 224, 255, 0.6);
}

/* ============ Ablauf ============ */
.process-list {
  list-style: none; counter-reset: none;
  display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 1.1rem;
}
@media (max-width: 1020px) { .process-list { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 640px)  { .process-list { grid-template-columns: 1fr; } }
.process-item {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.4rem 1.3rem;
}
.process-number {
  display: inline-block; margin-bottom: 0.8rem;
  font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.1em; color: var(--cyan);
}
.process-item h3 { font-size: 1rem; margin-bottom: 0.4rem; }
.process-item p { color: var(--muted); font-size: 0.86rem; }

/* ============ Expertise ============ */
.expertise-panel {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.9rem 1.8rem; display: grid; gap: 1.5rem;
}
.topic-list { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.topic-chip {
  font-size: 0.86rem; color: var(--text);
  background: var(--cyan-dim); border: 1px solid rgba(41, 224, 255, 0.22);
  border-radius: 999px; padding: 0.4rem 0.95rem;
}
.tool-row {
  display: flex; flex-wrap: wrap; gap: 0.4rem 1.4rem;
  padding-top: 1.3rem; border-top: 1px solid var(--line);
  font-family: var(--mono); font-size: 0.76rem; letter-spacing: 0.06em; color: var(--muted);
}

/* ============ Kontakt-Band ============ */
.contact-band {
  border-top: 1px solid var(--line);
  background:
    radial-gradient(60% 90% at 50% 115%, rgba(41, 224, 255, 0.1), transparent 70%),
    var(--bg-raise);
  padding: 5rem 0;
}
.contact-inner {
  display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
  gap: 2rem 3rem; align-items: center;
}
@media (max-width: 860px) { .contact-inner { grid-template-columns: 1fr; } }
.contact-band .eyebrow { margin-bottom: 0.8rem; }
.contact-band p { color: var(--muted); margin-top: 1rem; max-width: 50ch; }
.contact-actions { display: grid; gap: 0.9rem; justify-items: start; }
.email-link { font-family: var(--mono); font-size: 0.85rem; color: var(--muted); }
.email-link:hover { color: var(--cyan-soft); }

/* ============ Footer ============ */
.site-footer { border-top: 1px solid var(--line); padding: 2.2rem 0; }
.footer-inner {
  display: flex; flex-wrap: wrap; gap: 1rem;
  align-items: center; justify-content: space-between;
  font-size: 0.85rem; color: var(--muted);
}
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a { color: var(--muted); }
.footer-links a:hover { color: var(--cyan-soft); }

/* ============ Visualisierungen-Seite ============ */
.page-hero {
  padding: calc(var(--header-h) + 5.5rem) 0 3.5rem;
  background:
    radial-gradient(70% 90% at 80% -10%, rgba(41, 224, 255, 0.07), transparent 65%),
    var(--bg);
}
.page-hero h1 {
  font-size: clamp(2.2rem, 5.5vw, 3.4rem); max-width: 22ch;
}
.page-hero .accent {
  color: transparent;
  background: linear-gradient(100deg, var(--cyan) 20%, var(--cyan-soft) 80%);
  -webkit-background-clip: text; background-clip: text;
}
.page-hero .eyebrow { margin-bottom: 0.9rem; }
.page-hero p { margin-top: 1.3rem; max-width: 56ch; color: var(--muted); }

/* ---- Großer Layer-Stack ---- */
.layer-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.85fr);
  gap: 3rem; align-items: center;
}
@media (max-width: 860px) { .layer-layout { grid-template-columns: 1fr; gap: 2rem; } }
.layer-stage {
  position: relative;
  --f: 0;                   /* Auffächerung 0..1 */
  --step: 52;               /* Abstand in % der Ebenenhöhe */
  aspect-ratio: 949 / 2002; /* 556 * (1 + 5*0.52) */
  user-select: none;
}
.layer-stage .layer {
  position: absolute; top: 0; left: 0; width: 100%;
  will-change: transform, opacity;
  transition: transform 0.95s cubic-bezier(0.22, 0.9, 0.24, 1), opacity 0.35s ease;
  filter: drop-shadow(0 22px 30px rgba(0, 0, 0, 0.55));
  /* data-layer: 0 = unten … 5 = oben; gestapelt alle auf Mitte (2.5) */
  transform: translateY(calc((2.5 * (1 - var(--f)) + (5 - var(--l)) * var(--f)) * var(--step) * 1%));
}
.layer-stage .layer[data-layer="0"] { --l: 0; transition-delay: 0.30s; }
.layer-stage .layer[data-layer="1"] { --l: 1; transition-delay: 0.24s; }
.layer-stage .layer[data-layer="2"] { --l: 2; transition-delay: 0.18s; }
.layer-stage .layer[data-layer="3"] { --l: 3; transition-delay: 0.12s; }
.layer-stage .layer[data-layer="4"] { --l: 4; transition-delay: 0.06s; }
.layer-stage .layer[data-layer="5"] { --l: 5; transition-delay: 0s; }

.layer-stage[data-focus] .layer { opacity: 0.10; }
.layer-stage[data-focus="0"] .layer[data-layer="0"],
.layer-stage[data-focus="1"] .layer[data-layer="1"],
.layer-stage[data-focus="2"] .layer[data-layer="2"],
.layer-stage[data-focus="3"] .layer[data-layer="3"],
.layer-stage[data-focus="4"] .layer[data-layer="4"],
.layer-stage[data-focus="5"] .layer[data-layer="5"] { opacity: 1; }

.layer-controls { margin-top: 1.4rem; }

.layer-legend { list-style: none; display: grid; gap: 0.55rem; }
.layer-legend li {
  display: grid; grid-template-columns: auto 1fr; gap: 0.15rem 1rem; align-items: baseline;
  padding: 0.85rem 1rem;
  border: 1px solid transparent; border-radius: 10px;
  cursor: default;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.layer-legend li:hover, .layer-legend li:focus-visible {
  border-color: rgba(41, 224, 255, 0.35);
  background: rgba(41, 224, 255, 0.05);
}
.layer-legend b {
  font-family: var(--mono); font-size: 0.75rem; font-weight: 400;
  color: var(--cyan); letter-spacing: 0.1em;
}
.layer-legend strong { font-size: 1rem; font-weight: 650; letter-spacing: -0.01em; }
.layer-legend span { grid-column: 2; color: var(--muted); font-size: 0.85rem; }

/* ---- Bildpaare ---- */
.visual-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.4rem; }
@media (max-width: 860px) { .visual-pair { grid-template-columns: 1fr; } }

/* ============ Scroll-Reveal ============ */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
  .layer-stage { --f: 1 !important; }
  .mini-stack { --fan: 1; height: 430px; }
}