/* ============================================================
   Reicht-Site-Kit — Components
   Header/Nav · Buttons · Sektionen · Hero · Karten · Footer · Recht.
   Markenfrei: referenziert ausschließlich semantische Tokens.
   ============================================================ */

/* ============================================================
   HEADER + NAVIGATION
   ============================================================ */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  color: var(--white);
  transition:
    background var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease),
    color var(--dur) var(--ease);
}
/* Sanfter Scrim hinter dem transparenten Header — Lesbarkeit über Hero-Video/Bild.
   Verschwindet, sobald der Header fest/weiß wird (gescrollt oder Rechtsseite). */
.site-header:not(.is-scrolled):not(.site-header--solid)::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: calc(var(--header-h) + 44px);
  background: linear-gradient(180deg, rgba(18, 53, 43, 0.45) 0%, rgba(18, 53, 43, 0) 100%);
  z-index: -1;
  pointer-events: none;
}
.site-header__inner {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}
.site-header__logo {
  position: relative;
  z-index: 120;
  display: inline-flex;
  align-items: center;
}
.site-header__logo img {
  height: 32px;
  width: auto;
  filter: brightness(0) invert(1);   /* einfarbiges Logo → weiß über dem Hero */
  transition: filter var(--dur) var(--ease);
}

/* Fester Zustand: nach dem Hero, bei offenem Menü, auf Rechtsseiten */
.site-header.is-scrolled,
.site-header.is-menu-open,
.site-header--solid { color: var(--anthrazit); }
.site-header.is-scrolled,
.site-header--solid {
  background: color-mix(in srgb, var(--paper) 94%, transparent);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 var(--stone), var(--shadow-sm);
}
.site-header.is-scrolled .site-header__logo img,
.site-header.is-menu-open .site-header__logo img,
.site-header--solid .site-header__logo img { filter: none; }

/* ---- Hamburger ---- */
.nav-toggle {
  position: relative;
  z-index: 120;
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  margin-right: -10px;
}
.nav-toggle__bar {
  display: block;
  width: 24px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition:
    transform var(--dur-fast) var(--ease),
    opacity var(--dur-fast) var(--ease),
    background var(--dur-fast) var(--ease);
}
.nav-toggle.is-active .nav-toggle__bar { background: var(--anthrazit); }
.nav-toggle.is-active .nav-toggle__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-active .nav-toggle__bar:nth-child(2) { opacity: 0; }
.nav-toggle.is-active .nav-toggle__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- Nav-Links ---- */
.nav-link {
  position: relative;
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.005em;
  color: currentColor;
  padding: 0.35rem 0;
  transition: color var(--dur-fast) var(--ease);
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-fast) var(--ease);
}
.nav-link:hover::after,
.nav-link.is-active::after { transform: scaleX(1); }

/* ---- Mobil: Vollbild-Menü (< 900px) ---- */
@media (max-width: 899.98px) {
  .site-nav {
    position: fixed;
    inset: 0;
    z-index: 110;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: var(--space-lg);
    padding: var(--header-h) var(--gutter) var(--space-2xl);
    background: var(--paper);
    color: var(--anthrazit);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition:
      transform 0.42s var(--ease),
      opacity 0.3s var(--ease),
      visibility 0.42s;
  }
  .site-nav.is-open { transform: translateY(0); opacity: 1; visibility: visible; }
  .site-nav__list { display: flex; flex-direction: column; gap: var(--space-sm); }
  .site-nav .nav-link {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 1rem + 3vw, 2.1rem);
    font-weight: 500;
    padding: 0.3rem 0;
  }
}

/* ---- Desktop-Nav (≥ 900px) ---- */
@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .site-nav { display: flex; align-items: center; gap: var(--space-xl); }
  .site-nav__list { display: flex; align-items: center; gap: var(--space-lg); }
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.95rem 1.7rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.005em;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition:
    background var(--dur-fast) var(--ease),
    color var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease),
    transform var(--dur-fast) var(--ease);
}
.btn__arrow { transition: transform var(--dur-fast) var(--ease); }
.btn:hover .btn__arrow { transform: translateX(4px); }

.btn--primary { background: var(--brand); color: var(--on-brand); }
.btn--primary:hover { background: var(--brand-deep); }

/* Akzent-CTA (Honig-Amber) — sparsam, der „Sonnen"-Moment */
.btn--accent { background: var(--accent); color: var(--accent-ink); }
.btn--accent:hover { filter: brightness(1.06); transform: translateY(-1px); }

.btn--ghost { border-color: var(--stone); color: var(--anthrazit); background: transparent; }
.btn--ghost:hover { border-color: var(--brand); color: var(--brand); }

/* Sekundär-Button auf dunklem Hero/Sektion */
.btn--hero {
  border-color: rgba(255, 255, 255, 0.55);
  color: var(--white);
  background: rgba(255, 255, 255, 0.05);
}
.btn--hero:hover { background: var(--white); color: var(--brand-deep); border-color: var(--white); }

/* ============================================================
   SEKTIONS-GRUNDLAGEN
   ============================================================ */
.section--paper { background: var(--paper); }
.section--soft  { background: var(--surface-soft); }

.section--deep {
  background:
    linear-gradient(120deg, var(--brand-grad-a) 0%, var(--brand-grad-b) 100%);
  color: var(--on-dark);
}
.section--deep h2, .section--deep h3, .section--deep h4 { color: var(--white); }
.section--deep .eyebrow { color: var(--accent-bright, var(--accent)); }
.section--deep p { color: var(--on-dark); }

.section__intro { max-width: 62ch; }
.section__intro .eyebrow { margin-bottom: var(--space-md); }
.section__intro h2 { margin-bottom: var(--space-md); }
.section__intro .lead { color: var(--anthrazit); }
.section--deep .section__intro .lead { color: var(--on-dark); }

.section__hairline {
  width: 56px;
  height: 2px;
  margin-bottom: var(--space-lg);
  background: var(--accent);
}

/* ============================================================
   HERO — Verlauf + dezente Sonne (kein Stockbild)
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  color: var(--white);
  background:
    linear-gradient(120deg, var(--brand-grad-a) 0%, var(--brand-grad-b) 100%);
}
/* optionales Hintergrund-Video — blendet über dem Verlauf ein; Verlauf bleibt Fallback */
.hero__video {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1.1s var(--ease);
}
.hero__video.is-ready { opacity: 1; }
/* Intro-Modus (data-hero-once): nach einmaligem Abspielen weich zurück auf den Verlauf */
.hero__video.is-faded { opacity: 0; }
/* Marken-Scrim über dem Video: oben Footage sichtbar, unten Petrol für lesbaren Text */
.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    180deg,
    rgba(18, 53, 43, 0.38) 0%,
    rgba(18, 53, 43, 0.10) 26%,
    rgba(18, 53, 43, 0.48) 66%,
    rgba(18, 53, 43, 0.92) 100%);
  pointer-events: none;
}
/* weiche Sonne oben rechts — atmet langsam, „Gemeinschaft & Sonne" (Hero ohne Video) */
.hero__glow {
  position: absolute;
  z-index: 0;
  top: -18%;
  right: -10%;
  width: min(70vw, 760px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle at center,
    rgba(224, 164, 59, 0.30) 0%,
    rgba(224, 164, 59, 0.14) 34%,
    rgba(224, 164, 59, 0) 68%);
  filter: blur(8px);
  animation: sun-breathe 11s ease-in-out infinite;
  pointer-events: none;
}
/* feine, ruhige Strahlen/Tiefe unten — minimaler Vignette-Anker */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(180deg, rgba(18,53,43,0) 55%, rgba(18,53,43,0.55) 100%);
  pointer-events: none;
}
@keyframes sun-breathe {
  0%, 100% { transform: scale(1);    opacity: 0.9; }
  50%      { transform: scale(1.08); opacity: 1; }
}

.hero__inner {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-top: calc(var(--header-h) + var(--space-xl));
  padding-bottom: clamp(4.5rem, 9vh, 7.5rem);
}
.hero__eyebrow { color: var(--accent-bright, var(--accent)); margin-bottom: var(--space-lg); }
.hero__title { color: var(--white); max-width: 17ch; }
.hero__sub { margin-top: var(--space-lg); max-width: 50ch; color: var(--on-dark); }
.hero__actions {
  margin-top: var(--space-xl);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.hero__scroll {
  position: absolute;
  z-index: 2;
  left: 50%;
  bottom: clamp(1.25rem, 3vh, 2.25rem);
  transform: translateX(-50%);
  display: grid;
  place-items: start center;
  width: 40px; height: 46px;
}
.hero__scroll-line {
  position: relative;
  width: 1px; height: 40px;
  overflow: hidden;
  background: linear-gradient(var(--accent), rgba(224, 164, 59, 0));
}
.hero__scroll-line::after {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 1px; height: 13px;
  background: var(--white);
  animation: scroll-cue 1.9s var(--ease) infinite;
}
@keyframes scroll-cue {
  0%   { transform: translateY(-13px); opacity: 0; }
  35%  { opacity: 1; }
  100% { transform: translateY(40px); opacity: 0; }
}

/* ============================================================
   PROZESS-SCHRITTE (Entwickeln · Umsetzen · Betreuen)
   ============================================================ */
.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gutter);
  margin-top: var(--space-2xl);
}
@media (min-width: 760px) { .steps { grid-template-columns: repeat(3, 1fr); } }

.step {
  display: flex;
  flex-direction: column;
  padding: var(--space-xl) var(--space-lg);
  background: var(--paper-pure);
  border: 1px solid var(--stone);
  border-top: 3px solid var(--brand);
  border-radius: var(--radius);
}
.step__num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--brand);
  margin-bottom: var(--space-md);
}
.step__title { font-size: 1.3rem; margin-bottom: var(--space-sm); }
.step__body { font-size: 0.95rem; color: var(--anthrazit); }

/* Erklär-Callout (§16a in einfacher Sprache) */
.callout {
  margin-top: var(--space-2xl);
  padding: clamp(1.5rem, 0.5rem + 4vw, 2.5rem);
  background: var(--surface-soft);
  border-left: 3px solid var(--brand);
  border-radius: var(--radius);
}
.callout__term {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: var(--space-sm);
}
.callout__text {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: -0.012em;
  color: var(--anthrazit);
  max-width: 54ch;
}

/* ============================================================
   VERGLEICH (Solarel · Green Vision)
   ============================================================ */
.compare {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}
@media (min-width: 760px) { .compare { grid-template-columns: 1fr 1fr; gap: var(--space-xl); } }

.compare__col {
  padding: var(--space-xl);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--hairline-dark);
}
.compare__col--ours {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--accent);
}
.compare__kicker {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-bright, var(--accent));
  margin-bottom: var(--space-sm);
}
.compare__title { font-size: 1.4rem; color: var(--white); margin-bottom: var(--space-md); }
.compare__list { display: flex; flex-direction: column; gap: 0.55rem; }
.compare__list li {
  position: relative;
  padding-left: 1.4rem;
  font-size: 0.95rem;
  color: var(--on-dark);
}
.compare__list li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.62em;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
}

/* ============================================================
   KARTEN (Zielgruppen)
   ============================================================ */
.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gutter);
  margin-top: var(--space-2xl);
}
@media (min-width: 720px) { .cards { grid-template-columns: repeat(3, 1fr); } }

.card {
  display: flex;
  flex-direction: column;
  padding: var(--space-xl) var(--space-lg);
  background: var(--paper-pure);
  border: 1px solid var(--stone);
  border-radius: var(--radius);
  transition:
    transform var(--dur-fast) var(--ease),
    box-shadow var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--brand); }
.card--primary { border-top: 3px solid var(--brand); }
.card__kicker {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: var(--space-xs);
}
.card__title { font-size: 1.25rem; margin-bottom: var(--space-sm); }
.card__body { font-size: 0.95rem; color: var(--anthrazit); }

.values {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-lg);
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--stone);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate);
}

/* ============================================================
   REFERENZEN (Stärke der Gruppe)
   ============================================================ */
.refs {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gutter);
  margin-top: var(--space-2xl);
}
@media (min-width: 760px) { .refs { grid-template-columns: repeat(3, 1fr); } }

/* Cinematische Projekt-Kachel (Standbild + Play → Lightbox) */
.ref-tile {
  display: flex;
  flex-direction: column;
  width: 100%;
  text-align: left;
  background: var(--paper-pure);
  border: 1px solid var(--stone);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition:
    transform var(--dur-fast) var(--ease),
    box-shadow var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease);
}
.ref-tile:hover,
.ref-tile:focus-visible {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--brand);
}
.ref-tile__media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--brand-deep);
}
.ref-tile__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.8s var(--ease);
}
.ref-tile:hover .ref-tile__media img { transform: scale(1.05); }
.ref-tile__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(18, 53, 43, 0) 52%, rgba(18, 53, 43, 0.5) 100%);
  pointer-events: none;
}
.ref-tile__tag {
  position: absolute;
  z-index: 2;
  left: var(--space-md);
  bottom: var(--space-md);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #fff;
}
.ref-tile__play {
  position: absolute;
  z-index: 2;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.16);
  border: 1.5px solid rgba(255, 255, 255, 0.75);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  transition: background var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}
.ref-tile__play::before {
  content: "";
  width: 0;
  height: 0;
  margin-left: 4px;
  border-left: 15px solid #fff;
  border-top: 9px solid transparent;
  border-bottom: 9px solid transparent;
  transition: border-left-color var(--dur-fast) var(--ease);
}
.ref-tile:hover .ref-tile__play,
.ref-tile:focus-visible .ref-tile__play {
  background: var(--accent);
  border-color: var(--accent);
  transform: translate(-50%, -50%) scale(1.08);
}
.ref-tile:hover .ref-tile__play::before,
.ref-tile:focus-visible .ref-tile__play::before { border-left-color: var(--accent-ink); }
.ref-tile__body { padding: var(--space-lg); }
.ref-tile__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-2xs);
}
.ref-tile__stat { font-size: 0.92rem; color: var(--slate); line-height: 1.5; }
.ref-tile__stat strong { color: var(--brand); font-weight: 600; }

.refs-note {
  margin-top: var(--space-xl);
  padding-left: var(--space-md);
  border-left: 2px solid var(--accent);
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--anthrazit);
  max-width: 70ch;
}

/* ============================================================
   VIDEO-LIGHTBOX (natives <dialog>, barrierefrei, echtes Seitenverhältnis)
   ============================================================ */
html.videobox-open { overflow: hidden; }
.videobox {
  width: auto;
  max-width: 92vw;
  padding: 0;
  border: none;
  background: transparent;
  overflow: visible;
}
.videobox::backdrop {
  background: rgba(18, 53, 43, 0.80);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}
.videobox__inner { position: relative; display: flex; flex-direction: column; align-items: center; }
.videobox__video {
  display: block;
  width: auto;
  height: auto;
  max-width: 92vw;
  max-height: 80vh;
  border-radius: var(--radius-lg);
  background: #000;
  box-shadow: var(--shadow-md);
}
.videobox__close {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 2.6rem;
  height: 2.6rem;
  font-size: 1.6rem;
  line-height: 1;
  color: #fff;
  background: rgba(18, 53, 43, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 50%;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.videobox__close:hover { background: var(--accent); color: var(--accent-ink); }
.videobox__caption {
  margin-top: var(--space-md);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.82);
  text-align: center;
}

/* ============================================================
   KONTAKT
   ============================================================ */
.contact-card {
  display: flex;
  flex-direction: column;
  margin-top: var(--space-2xl);
  padding: clamp(1.75rem, 1rem + 3vw, 2.75rem);
  background:
    linear-gradient(120deg, var(--brand-grad-a) 0%, var(--brand-grad-b) 100%);
  color: var(--on-dark);
  border-radius: var(--radius-lg);
}
@media (min-width: 720px) {
  .contact-card { flex-direction: row; align-items: center; justify-content: space-between; gap: var(--space-2xl); }
}
.contact-card__name { font-family: var(--font-display); font-size: 1.5rem; font-weight: 500; color: var(--white); }
.contact-card__role {
  margin-top: var(--space-2xs);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-bright, var(--accent));
}
.contact-card__details { display: flex; flex-direction: column; gap: var(--space-sm); margin-top: var(--space-lg); }
@media (min-width: 720px) { .contact-card__details { margin-top: 0; text-align: right; } }
.contact-card__detail-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
}
.contact-card__detail-value { font-size: 1.05rem; color: var(--white); word-break: break-word; }
a.contact-card__detail-value { transition: color var(--dur-fast) var(--ease); }
a.contact-card__detail-value:hover { color: var(--accent); }
.contact-seat {
  margin-top: var(--space-lg);
  font-size: 0.9rem;
  color: var(--slate-ink);
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background:
    linear-gradient(120deg, var(--brand-grad-a) 0%, var(--brand-grad-b) 100%);
  color: var(--on-dark);
  padding-block: var(--space-2xl) var(--space-lg);
}
.site-footer__inner { display: grid; gap: var(--space-xl); grid-template-columns: 1fr; }
@media (min-width: 680px) { .site-footer__inner { grid-template-columns: 1fr 1fr; } }
@media (min-width: 960px) { .site-footer__inner { grid-template-columns: 1.6fr 1fr 1fr; gap: var(--space-2xl); } }
.site-footer__logo { height: 30px; width: auto; filter: brightness(0) invert(1); }
.site-footer__tagline {
  margin-top: var(--space-md);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
  max-width: 30ch;
}
.site-footer__h {
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: var(--space-sm);
}
.site-footer__list { display: flex; flex-direction: column; gap: 0.35rem; }
.site-footer address { color: var(--on-dark); line-height: 1.7; }
.site-footer a { transition: color var(--dur-fast) var(--ease); }
.site-footer a:hover, .site-footer a:focus-visible { color: var(--accent); }
.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-sm) var(--space-lg);
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--hairline-dark);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--on-dark-soft);
}

/* ============================================================
   RECHTSSEITEN (Impressum / Datenschutz / 404)
   ============================================================ */
.legal { padding-top: calc(var(--header-h) + var(--section-y)); padding-bottom: var(--section-y); }
.legal__head { margin-bottom: var(--space-2xl); }
.legal__title { font-size: var(--fs-h2); margin-top: var(--space-sm); }
.legal__block { margin-bottom: var(--space-xl); }
.legal__block h2 {
  font-size: 1.3rem;
  margin-bottom: var(--space-sm);
  padding-top: var(--space-md);
  border-top: 1px solid var(--stone);
}
.legal__block h3 { font-size: 1.05rem; margin: var(--space-md) 0 var(--space-2xs); }
.legal__block p, .legal__block ul { margin-bottom: var(--space-sm); }
.legal__block ul { padding-left: var(--space-lg); }
.legal__block li { list-style: disc; margin-bottom: 0.25rem; }
.legal__block a { color: var(--brand); text-decoration: underline; text-underline-offset: 2px; }
.legal__data { display: grid; gap: 0.3rem var(--space-lg); margin-bottom: var(--space-sm); }
@media (min-width: 520px) { .legal__data { grid-template-columns: auto 1fr; } }
.legal__data dt { font-weight: 600; color: var(--anthrazit); }
.legal__data dd { color: var(--anthrazit); }
.legal__data dd .pending {
  display: inline-block;
  margin-left: 0.4rem;
  padding: 0.05rem 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate);
  background: var(--surface-soft);
  border-radius: 999px;
  vertical-align: middle;
}
.legal__note {
  margin-top: var(--space-2xl);
  padding: var(--space-md) var(--space-lg);
  background: var(--surface-soft);
  border-radius: var(--radius);
  font-size: 0.85rem;
  color: var(--slate);
}

/* 404 */
.error-page { min-height: 70vh; display: grid; place-items: center; text-align: center; }
.error-page__code {
  font-family: var(--font-display);
  font-size: clamp(4rem, 2rem + 12vw, 9rem);
  font-weight: 500;
  line-height: 1;
  color: var(--brand);
  letter-spacing: -0.04em;
}

/* ============================================================
   REVEAL-STAFFELUNG (Karten-Raster)
   ============================================================ */
.js .steps > [data-reveal]:nth-child(2),
.js .cards > [data-reveal]:nth-child(2),
.js .refs  > [data-reveal]:nth-child(2) { --reveal-delay: 0.1s; }
.js .steps > [data-reveal]:nth-child(3),
.js .cards > [data-reveal]:nth-child(3),
.js .refs  > [data-reveal]:nth-child(3) { --reveal-delay: 0.2s; }
.js .compare > [data-reveal]:nth-child(2) { --reveal-delay: 0.1s; }