/* ============================================================
   RADHAUS HARTMANN – Variante B · Sektionen
   Setzt design-system-v2.css voraus.
   ============================================================ */

/* ------------------------------------------------------------
   NAVIGATION – weiß, 60px, Hairline unten
   ------------------------------------------------------------ */
.navbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
}
.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-lg);
  height: 60px;
}

.logo { display: flex; align-items: center; gap: 10px; flex: none; color: var(--ink); }
.logo__mark { width: 30px; height: 30px; flex: none; }
.logo__text {
  font-size: var(--fs-heading-sm);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.01em;
  text-transform: uppercase;
}
.logo__text small {
  display: block;
  font-size: var(--fs-overline);
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--mute);
  margin-top: 3px;
}

.navbar__nav { display: none; align-items: center; gap: var(--sp-xxl); }
.navbar__link {
  position: relative;
  font-size: var(--fs-button-md);
  font-weight: 700;
  letter-spacing: .144px;
  color: var(--mute);
  padding-block: 6px;
  transition: color var(--dur-fast) var(--ease);
}
.navbar__link::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: -19px;
  height: 3px;
  background: var(--ink);
  transform: scaleX(0);
  transition: transform var(--dur) var(--ease);
}
.navbar__link:hover, .navbar__link.is-active { color: var(--ink); }
.navbar__link:hover::after, .navbar__link.is-active::after { transform: scaleX(1); }

.navbar__actions { display: flex; align-items: center; gap: var(--sp-sm); }
.navbar__phone {
  display: none;
  font-size: var(--fs-button-md);
  font-weight: 700;
  color: var(--ink);
}
.navbar__cta { display: none; min-height: 40px; padding: 10px 20px; }

.navbar__burger {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  position: relative;
  border: 1px solid var(--hairline-strong);
  border-radius: var(--r-xs);
}
.navbar__burger span {
  position: absolute; left: 12px;
  width: 20px; height: 2px;
  background: var(--ink);
  transition: transform var(--dur) var(--ease), opacity var(--dur-fast) var(--ease);
}
.navbar__burger span:nth-child(1) { transform: translateY(-6px); }
.navbar__burger span:nth-child(3) { transform: translateY(6px); }
.navbar__burger[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg); }
.navbar__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.navbar__burger[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg); }

/* Nav klappt laut System unterhalb 1024px zum Burger */
@media (min-width: 1024px) {
  .navbar__nav, .navbar__phone, .navbar__cta { display: flex; }
  .navbar__burger { display: none; }
}

/* Mobiles Panel */
.menu {
  position: fixed;
  inset: 60px 0 0 0;
  z-index: 99;
  background: var(--canvas);
  padding: var(--sp-xxl) var(--gutter) var(--sp-xxxl);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur) var(--ease), visibility var(--dur);
}
.menu.is-open { opacity: 1; visibility: visible; }
.menu__link {
  display: block;
  padding: var(--sp-lg) 0;
  border-bottom: 1px solid var(--hairline);
  font-size: var(--fs-display-md);
  font-weight: 700;
  line-height: .95;
  text-transform: uppercase;
}
.menu__foot {
  margin-top: var(--sp-xxxl);
  display: grid;
  gap: var(--sp-sm);
  font-size: var(--fs-body-md);
  color: var(--body);
}
.menu__foot .btn { margin-top: var(--sp-sm); }
@media (min-width: 1024px) { .menu { display: none; } }

body.is-locked { overflow: hidden; }

/* ------------------------------------------------------------
   SUB-NAV – die einzige Stelle mit Pill-Geometrie
   ------------------------------------------------------------ */
.subnav {
  position: sticky;
  top: 60px;
  z-index: 90;
  background: var(--canvas);
  border-bottom: 1px solid var(--hairline);
}
.subnav__rail {
  display: flex;
  gap: var(--sp-xs);
  padding-block: var(--sp-sm);
  overflow-x: auto;
  scrollbar-width: none;
}
.subnav__rail::-webkit-scrollbar { display: none; }

/* ------------------------------------------------------------
   HERO – schwarzes Erzähl-Band
   Atmosphärischer Verlauf ist laut System ausschließlich hier
   erlaubt (R5-/E-TECH-Kontext).
   ------------------------------------------------------------ */
.hero {
  position: relative;
  min-height: calc(100svh - 60px);
  display: flex;
  align-items: flex-end;
  padding-top: 140px;
  padding-bottom: var(--sp-xxxl);
  overflow: hidden;
  isolation: isolate;
}
.hero__video {
  position: absolute; inset: 0; z-index: -3;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: .5;
}
.hero__canvas { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; }
.hero__mesh {
  position: absolute; inset: 0; z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(46% 40% at 22% 30%, rgba(150, 60, 210, .40), transparent 70%),
    radial-gradient(40% 38% at 78% 22%, rgba(232, 40, 130, .32), transparent 72%),
    radial-gradient(52% 44% at 60% 78%, rgba(255, 237, 0, .22), transparent 70%),
    linear-gradient(to bottom, rgba(0,0,0,.55) 0%, rgba(0,0,0,.15) 45%, rgba(0,0,0,.9) 100%);
}

/* Freigestelltes Rad im Hero */
.hero__product {
  position: absolute;
  z-index: 0;
  right: 2%;
  top: 42%;
  transform: translateY(-50%) translate3d(0, var(--par, 0px), 0);
  width: clamp(360px, 42vw, 720px);
  filter: drop-shadow(0 30px 60px rgba(0, 0, 0, .8));
  pointer-events: none;
}
@media (max-width: 900px) {
  .hero__product { top: 32%; right: -20%; width: 148%; opacity: .5; }
}

.hero__inner { position: relative; z-index: 1; width: 100%; }
.hero .overline { color: var(--primary); margin-bottom: var(--sp-md); }
.hero__title { margin-bottom: var(--sp-lg); }
.hero .subtitle { color: var(--on-dark-mute); margin-bottom: var(--sp-xxl); }
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--sp-sm); }

/* Kennwerte-Leiste – flach, nur Divider */
.specs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(50%, 160px), 1fr));
  border-top: 1px solid var(--divider-dark);
  margin-top: var(--sp-xxxl);
}
.specs > div {
  padding: var(--sp-lg) var(--sp-md) 0 0;
  border-right: 1px solid var(--divider-dark);
}
.specs > div:last-child { border-right: 0; }
.specs dt {
  font-size: var(--fs-overline);
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--on-dark-mute);
  margin-bottom: var(--sp-xs);
}
.specs dd { font-size: var(--fs-display-md); font-weight: 700; line-height: .95; }
.specs .unit { color: var(--primary); }

/* ------------------------------------------------------------
   LEISTUNGEN – Karten nach Muster "vehicle-card":
   Bild oben randlos, Text darunter gestapelt, 0px Radius.
   ------------------------------------------------------------ */
.service-card {
  display: flex;
  flex-direction: column;
  border-radius: var(--r-none);
  background: var(--canvas);
}
.service-card__media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--surface-soft);
}
/* Platzhalteroptik bis die Fotos da sind – flach, kein Verlauf */
.service-card__media--placeholder {
  display: grid;
  place-items: center;
  background: var(--surface-soft);
}
.service-card__media--placeholder svg { width: 64px; height: 64px; color: var(--ink); }
.service-card:nth-child(3n+2) .service-card__media--placeholder { background: var(--ink); }
.service-card:nth-child(3n+2) .service-card__media--placeholder svg { color: var(--primary); }

.service-card__num {
  position: absolute;
  top: var(--sp-md); left: var(--sp-md);
  font-size: var(--fs-body-sm);
  font-weight: 700;
  color: var(--mute);
}
.service-card:nth-child(3n+2) .service-card__num { color: var(--on-dark-mute); }

.service-card__body { padding: var(--sp-lg) 0 0; }
.service-card__body h3 { margin-bottom: var(--sp-xs); }
.service-card__body p { color: var(--body); }

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: var(--sp-md);
  font-size: var(--fs-button-md);
  font-weight: 700;
  letter-spacing: .144px;
  border-bottom: 2px solid var(--ink);
  padding-bottom: 3px;
}
.service-card__link svg { width: 14px; height: 14px; transition: transform var(--dur) var(--ease); }
.service-card:hover .service-card__link svg { transform: translateX(4px); }

/* ------------------------------------------------------------
   WERKSTATT-PROZESS – schwarzes Erzähl-Band, Sticky-Sequenz
   ------------------------------------------------------------ */
.process__layout { display: grid; gap: var(--sp-xxxl); }
@media (min-width: 1024px) {
  .process__layout { grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
}

/* Offset = Navbar (60px) + Sub-Nav-Rail (61px) + Luft */
.process__sticky { position: sticky; top: 145px; align-self: start; }
@media (max-width: 1023px) { .process__sticky { position: static; } }

.process__counter {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-block: var(--sp-xl) var(--sp-sm);
  font-weight: 700;
  line-height: .95;
  color: var(--on-dark-mute);
}
.process__counter b { font-size: 44px; color: var(--primary); }

.process__progress { position: relative; height: 3px; background: var(--divider-dark); }
.process__progress i {
  position: absolute; inset: 0 auto 0 0;
  width: var(--progress, 0%);
  background: var(--primary);
  transition: width var(--dur) var(--ease);
}

.process__visual {
  position: relative;
  aspect-ratio: 16 / 9;
  margin-top: var(--sp-xl);
  background: var(--surface-deep);
  overflow: hidden;
}
.process__visual canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.process__visual::after {
  content: attr(data-step-label);
  position: absolute; left: var(--sp-md); bottom: var(--sp-sm);
  font-size: var(--fs-overline);
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--on-dark-mute);
}

/* Schrittspalte muss klar höher sein als die klebende Spalte,
   sonst hat diese keinen Weg zum Stehenbleiben. */
.process__steps { display: grid; gap: var(--sp-lg); }
@media (min-width: 1024px) {
  .process__steps { gap: var(--sp-xxxl); }
  .process-step { min-height: 32svh; display: flex; flex-direction: column; justify-content: center; }
  .process__sticky .display-lg { font-size: clamp(28px, 2.6vw, 36px); }
  .process__visual { aspect-ratio: auto; height: clamp(150px, 22svh, 240px); }
}

.process-step {
  padding: var(--sp-xl);
  border-left: 3px solid var(--divider-dark);
  opacity: .4;
  transition: opacity var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              background var(--dur) var(--ease),
              transform var(--dur-slow) var(--ease-out);
}
.process-step.is-active {
  opacity: 1;
  border-left-color: var(--primary);
  background: var(--surface-deep);
  transform: translateZ(24px) rotateY(-1.5deg);
}
.process-step__no {
  display: inline-block;
  margin-bottom: var(--sp-xs);
  font-size: var(--fs-overline);
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--primary);
}
.process-step h3 { margin-bottom: var(--sp-sm); }
.process-step p { color: var(--on-dark-mute); }

/* ------------------------------------------------------------
   VEHICLE-CARD – Produktfoto randlos oben, Text darunter gestapelt.
   Kein Rahmen, kein Schatten, 0px Radius (Muster aus dem Designsystem).
   ------------------------------------------------------------ */
.vehicle-grid { display: grid; gap: var(--sp-xl); }
@media (min-width: 600px)  { .vehicle-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .vehicle-grid { grid-template-columns: repeat(4, 1fr); } }

.vehicle-card {
  display: flex;
  flex-direction: column;
  background: var(--canvas);
  border-radius: var(--r-none);
}

.vehicle-card__media {
  position: relative;
  aspect-ratio: 4 / 3;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: var(--surface-soft);
}
/* Jede zweite Kachel invertiert – das Farbblocking des Systems.
   Helle Raeder gehoeren auf die schwarzen Platten, dunkle auf die hellen. */
.vehicle-card:nth-child(even) .vehicle-card__media { background: var(--surface-dark); }

.vehicle-card__media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: var(--sp-md);
  transform: translate3d(0, var(--par, 0px), 0) scale(1);
  transition: transform var(--dur-slow) var(--ease-out);
}
.vehicle-card:hover .vehicle-card__media img { transform: scale(1.05); }

.vehicle-card__media .badge { position: absolute; left: var(--sp-md); bottom: var(--sp-md); }

/* Platzhalter, solange kein Foto vorliegt */
.vehicle-card__media--empty svg { width: 56px; height: 56px; color: var(--ash); }

.vehicle-card__body {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--sp-md);
  padding-top: var(--sp-md);
}
.vehicle-card__body h3 { margin-bottom: 4px; }
.vehicle-card__body p { color: var(--mute); }
.vehicle-card__body .icon-btn { flex: none; width: 40px; height: 40px; }
.vehicle-card:hover .icon-btn { background: var(--ink); color: var(--on-dark); }

/* ------------------------------------------------------------
   PROMO-KACHELN – 2-up, quadratisch, farbgeblockt
   ------------------------------------------------------------ */
.promo-grid { display: grid; gap: var(--sp-xl); }
@media (min-width: 768px) { .promo-grid { grid-template-columns: repeat(2, 1fr); } }

.promo {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 380px;
  padding: var(--sp-xxl);
  border-radius: var(--r-none);
  overflow: hidden;
  isolation: isolate;
}
@media (max-width: 767px) { .promo { min-height: 300px; padding: var(--sp-lg); } }

.promo--light  { background: var(--canvas); color: var(--ink); border: 1px solid var(--hairline-strong); }
.promo--dark   { background: var(--surface-dark); color: var(--on-dark); }
.promo--yellow { background: var(--primary); color: var(--on-primary); }

.promo__media {
  position: absolute; inset: -8% 0;
  z-index: -1;
  background: var(--surface-soft);
  transform: translate3d(0, var(--par, 0px), 0);
  transition: transform .1s linear;
  will-change: transform;
}
.promo--dark .promo__media { background: var(--surface-deep); }

.promo__badge { align-self: flex-start; margin-bottom: auto; }
.promo h3 { margin-bottom: var(--sp-xs); }
.promo p { max-width: 40ch; }
.promo--light p { color: var(--body); }
.promo--dark p  { color: var(--on-dark-mute); }
.promo__arrow { position: absolute; top: var(--sp-xxl); right: var(--sp-xxl); }
@media (max-width: 767px) { .promo__arrow { top: var(--sp-lg); right: var(--sp-lg); } }

/* ------------------------------------------------------------
   ÜBER UNS
   ------------------------------------------------------------ */
.about { display: grid; gap: var(--sp-xxxl); align-items: center; }
@media (min-width: 1024px) { .about { grid-template-columns: 1fr 1fr; gap: 80px; } }

.about__media {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--surface-deep);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.about__year {
  font-size: clamp(64px, 11vw, 140px);
  font-weight: 700;
  line-height: .95;
  color: var(--primary);
}
.about__photo {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.about__note {
  position: absolute;
  z-index: 1;
  left: var(--sp-md); bottom: var(--sp-md);
  padding: 8px 12px;
  background: rgba(0, 0, 0, .6);
  font-size: var(--fs-overline);
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--on-dark-mute);
}
.about__body > * + * { margin-top: var(--sp-lg); }

.people { display: grid; gap: 0; margin-top: var(--sp-xxl); border-top: 1px solid var(--divider-dark); }
.person {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-sm);
  padding-block: var(--sp-lg);
  border-bottom: 1px solid var(--divider-dark);
}
.person strong { font-size: var(--fs-heading-md); font-weight: 700; line-height: .95; }
.person span {
  font-size: var(--fs-overline);
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--on-dark-mute);
}

/* ------------------------------------------------------------
   KENNZAHLEN
   ------------------------------------------------------------ */
.stats { display: grid; }
@media (min-width: 640px) { .stats { grid-template-columns: repeat(4, 1fr); } }
.stat { padding: var(--sp-xxl) var(--sp-lg); border-top: 1px solid var(--hairline-strong); }
.stat__value { font-size: var(--fs-display-lg); font-weight: 700; line-height: .95; margin-bottom: var(--sp-xs); }
.stat__label {
  font-size: var(--fs-overline);
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--mute);
}

/* ------------------------------------------------------------
   GELBES CTA-BAND – der eine Akzentmoment
   ------------------------------------------------------------ */
.cta { display: grid; gap: var(--sp-xl); align-items: center; }
@media (min-width: 900px) { .cta { grid-template-columns: 1.3fr .7fr; } }
.cta p { color: var(--on-primary); opacity: .8; margin-top: var(--sp-md); }
.cta__actions { display: flex; flex-wrap: wrap; gap: var(--sp-sm); }
@media (min-width: 900px) { .cta__actions { justify-content: flex-end; } }

/* ------------------------------------------------------------
   KONTAKT – Zeilenlogik des Konfigurators (Hairline-Reihen)
   ------------------------------------------------------------ */
.contact { display: grid; gap: var(--sp-xxxl); }
@media (min-width: 1024px) { .contact { grid-template-columns: 1fr 1fr; gap: 80px; } }

.rows { border-top: 1px solid var(--hairline-strong); }
.row {
  display: grid;
  gap: var(--sp-xxs) var(--sp-lg);
  padding-block: var(--sp-xl);
  border-bottom: 1px solid var(--hairline);
}
@media (min-width: 520px) { .row { grid-template-columns: 150px 1fr; align-items: baseline; } }
.row dt {
  font-size: var(--fs-overline);
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--mute);
}
.row dd { font-size: var(--fs-body-md); color: var(--ink); }
.row dd a { border-bottom: 1px solid var(--hairline-strong); }

.row.is-today { background: var(--surface-soft); padding-inline: var(--sp-md); }
.row.is-closed dd { color: var(--ash); }

.status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: var(--sp-lg);
  padding: 8px 16px;
  border: 1px solid var(--hairline-strong);
  border-radius: var(--r-xs);
  font-size: var(--fs-button-md);
  font-weight: 700;
}
.status i { width: 8px; height: 8px; border-radius: var(--r-full); background: var(--mute); flex: none; }
.status.is-open  { background: var(--primary); border-color: var(--primary); }
.status.is-open i { background: var(--on-primary); }
.status.is-shut i { background: var(--error); }

.map {
  position: relative;
  min-height: 320px;
  margin-top: var(--sp-xl);
  border: 1px solid var(--hairline-strong);
  display: grid;
  place-items: center;
  text-align: center;
  padding: var(--sp-xxl);
  background:
    repeating-linear-gradient(0deg,  var(--hairline) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(90deg, var(--hairline) 0 1px, transparent 1px 48px),
    var(--canvas);
}
.map svg { width: 32px; height: 32px; margin: 0 auto var(--sp-sm); color: var(--ink); }

/* ------------------------------------------------------------
   FOOTER – schwarz, drei Spalten + Copyright-Zeile
   ------------------------------------------------------------ */
.footer { background: var(--surface-dark); color: var(--on-dark); padding: 64px 0 0; }
.footer__cols { display: grid; gap: var(--sp-xxxl); padding-bottom: var(--sp-xxxl); }
@media (min-width: 860px) { .footer__cols { grid-template-columns: 1.4fr 1fr 1fr; gap: 64px; } }
.footer .logo { color: var(--on-dark); margin-bottom: var(--sp-lg); }
.footer .logo__text small { color: var(--on-dark-mute); }
.footer h4 {
  font-size: var(--fs-overline);
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--on-dark-mute);
  margin-bottom: var(--sp-md);
}
.footer ul { display: grid; gap: var(--sp-sm); }
.footer li a { font-size: var(--fs-body-sm); color: var(--on-dark-mute); }
.footer li a:hover { color: var(--on-dark); }
.footer__bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-sm) var(--sp-xl);
  align-items: center;
  justify-content: space-between;
  padding-block: var(--sp-lg);
  border-top: 1px solid var(--divider-dark);
  font-size: var(--fs-caption);
  color: var(--on-dark-mute);
}
.footer__bar nav { display: flex; flex-wrap: wrap; gap: var(--sp-lg); }
.footer__bar a:hover { color: var(--on-dark); }

/* ------------------------------------------------------------
   VARIANTEN-UMSCHALTER (nur für den Entwurfsvergleich)
   ------------------------------------------------------------ */
.variant-switch {
  position: fixed;
  right: 16px; bottom: 16px;
  z-index: 300;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px 8px 14px;
  background: var(--surface-dark);
  color: var(--on-dark);
  border-radius: var(--r-xs);
  font-size: var(--fs-caption);
  font-weight: 700;
}
.variant-switch a {
  padding: 6px 12px;
  background: var(--primary);
  color: var(--on-primary);
  border-radius: var(--r-xs);
}