/* ============================================================
   ALLFIX GmbH — Reinigungsservice Berlin
   style.css | Mobile-First | BEM-light | CSS Custom Properties
   ============================================================ */

/* ── 1. Tokens ─────────────────────────────────────────────── */
:root {
  --c-navy:       #1F2A44;
  --c-navy-dark:  #141C30;
  --c-navy-light: #2E3F63;
  --c-accent:     #4A7EC7;   /* Swoosh-Blau aus Logo */
  --c-white:      #FFFFFF;
  --c-bg:         #F8F9FB;   /* Sektions-Trenner */
  --c-text:       #1A1A2E;
  --c-muted:      #5A6078;
  --c-border:     #DDE1EA;

  --r-card:   10px;
  --r-btn:    6px;

  --sp-xs:  0.5rem;   /*  8px */
  --sp-sm:  1rem;     /* 16px */
  --sp-md:  1.5rem;   /* 24px */
  --sp-lg:  2.5rem;   /* 40px */
  --sp-xl:  4rem;     /* 64px */

  --fs-sm:   0.875rem;
  --fs-base: 1rem;
  --fs-md:   1.125rem;
  --fs-lg:   1.375rem;
  --fs-xl:   1.75rem;
  --fs-2xl:  2.25rem;
  --fs-3xl:  2.875rem;

  --font: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --header-h: 76px;
  --max-w: 1200px;
  --transition: 0.2s ease;
}

/* ── 2. Reset & Base ────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
  font-size: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

body {
  font-family: var(--font);
  font-size: var(--fs-base);
  line-height: 1.65;
  color: var(--c-text);
  background: var(--c-white);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

ul { list-style: none; }

/* ── 3. Layout Utilities ────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--sp-sm);
}

@media (min-width: 768px) {
  .container { padding-inline: var(--sp-lg); }
}

.section {
  padding-block: var(--sp-xl);
}

.section--alt {
  background: var(--c-bg);
}

.section__header {
  text-align: center;
  margin-bottom: var(--sp-lg);
}

.section__eyebrow {
  display: inline-block;
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: var(--sp-xs);
}

.section__title {
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--c-navy);
  line-height: 1.25;
}

@media (min-width: 768px) {
  .section__title { font-size: var(--fs-2xl); }
}

.section__sub {
  margin-top: var(--sp-xs);
  color: var(--c-muted);
  font-size: var(--fs-md);
  max-width: 56ch;
  margin-inline: auto;
}

/* ── 4. Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-xs);
  padding: 0.75rem 1.5rem;
  border-radius: var(--r-btn);
  font-size: var(--fs-base);
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
  text-align: center;
  white-space: nowrap;
  min-height: 48px;
}

.btn--primary {
  background: var(--c-accent);
  color: var(--c-white);
  border-color: var(--c-accent);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: #3A6EB7;
  border-color: #3A6EB7;
  box-shadow: 0 4px 12px rgba(74,126,199,0.35);
}

.btn--outline {
  background: transparent;
  color: var(--c-white);
  border-color: var(--c-white);
}

.btn--outline:hover,
.btn--outline:focus-visible {
  background: rgba(255,255,255,0.12);
}

.btn--outline-navy {
  background: transparent;
  color: var(--c-navy);
  border-color: var(--c-navy);
}

.btn--outline-navy:hover,
.btn--outline-navy:focus-visible {
  background: var(--c-navy);
  color: var(--c-white);
}

.btn--whatsapp {
  background: #25D366;
  color: var(--c-white);
  border-color: #25D366;
}

.btn--whatsapp:hover,
.btn--whatsapp:focus-visible {
  background: #1EBC59;
  border-color: #1EBC59;
  box-shadow: 0 4px 12px rgba(37,211,102,0.35);
}

/* Focus styles */
:focus-visible {
  outline: 3px solid var(--c-accent);
  outline-offset: 3px;
}

/* ── 5. Header / Navigation ─────────────────────────────────── */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--c-navy);
  height: var(--header-h);
  box-shadow: 0 2px 12px rgba(0,0,0,0.18);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.header__logo img {
  height: 50px;
  width: auto;
  display: block;
}

/* Desktop Nav */
.nav {
  display: none;
}

@media (min-width: 768px) {
  .nav {
    display: flex;
    align-items: center;
    gap: var(--sp-md);
  }
}

.nav__link {
  color: rgba(255,255,255,0.85);
  font-size: var(--fs-base);
  font-weight: 500;
  padding: var(--sp-xs) 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.nav__link:hover,
.nav__link:focus-visible {
  color: var(--c-white);
  border-bottom-color: var(--c-accent);
}

/* CTA in header */
.header__cta {
  display: none;
}

@media (min-width: 768px) {
  .header__cta {
    display: inline-flex;
    padding: 0.6rem 1.25rem;
    font-size: var(--fs-sm);
    min-height: 40px;
  }
}

/* Mobile: Tel icon button */
.header__tel-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--c-accent);
  color: var(--c-white);
  flex-shrink: 0;
}

@media (min-width: 768px) {
  .header__tel-icon { display: none; }
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  color: var(--c-white);
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (min-width: 768px) {
  .hamburger { display: none; }
}

/* Mobile Menu */
.mobile-nav {
  display: none;
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: var(--c-navy-dark);
  z-index: 99;
  padding: var(--sp-lg) var(--sp-sm);
  flex-direction: column;
  gap: var(--sp-sm);
}

.mobile-nav.is-open {
  display: flex;
}

.mobile-nav__link {
  color: var(--c-white);
  font-size: var(--fs-lg);
  font-weight: 600;
  padding: var(--sp-sm) 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.mobile-nav__cta {
  margin-top: var(--sp-md);
  width: 100%;
  justify-content: center;
}

/* ── 6. Hero ────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--c-navy);
}

@media (min-width: 768px) {
  .hero { min-height: 620px; }
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    110deg,
    rgba(20,28,48,0.88) 0%,
    rgba(20,28,48,0.72) 55%,
    rgba(20,28,48,0.35) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 640px;
  padding-block: var(--sp-xl);
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-xs);
  background: rgba(74,126,199,0.25);
  border: 1px solid rgba(74,126,199,0.5);
  color: #A8C8FF;
  font-size: var(--fs-sm);
  font-weight: 600;
  padding: 0.35rem 0.85rem;
  border-radius: 100px;
  letter-spacing: 0.04em;
  margin-bottom: var(--sp-sm);
}

.hero__title {
  font-size: var(--fs-2xl);
  font-weight: 800;
  color: var(--c-white);
  line-height: 1.15;
  margin-bottom: var(--sp-sm);
}

@media (min-width: 768px) {
  .hero__title { font-size: var(--fs-3xl); }
}

.hero__sub {
  color: rgba(255,255,255,0.82);
  font-size: var(--fs-md);
  margin-bottom: var(--sp-lg);
  max-width: 46ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-sm);
}

/* ── 7. Trust Bar ───────────────────────────────────────────── */
.trust-bar {
  background: var(--c-navy);
  padding-block: var(--sp-md);
  border-top: 1px solid rgba(255,255,255,0.08);
}

.trust-bar__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--sp-sm) var(--sp-lg);
}

.trust-bar__item {
  display: flex;
  align-items: center;
  gap: var(--sp-xs);
  color: rgba(255,255,255,0.8);
  font-size: var(--fs-sm);
  font-weight: 500;
}

.trust-bar__item svg {
  color: var(--c-accent);
  flex-shrink: 0;
}

/* ── 8. Hero Microcopy ──────────────────────────────────────── */
.hero__microcopy {
  margin-top: var(--sp-sm);
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.02em;
}

/* ── 8. Leistungen ──────────────────────────────────────────── */
.services__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-md);
}

@media (min-width: 500px) {
  .services__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
  .services__grid { grid-template-columns: repeat(3, 1fr); }
}

.service-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--r-card);
  padding: var(--sp-md);
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

.service-card:hover {
  box-shadow: 0 8px 24px rgba(31,42,68,0.12);
  transform: translateY(-3px);
  border-color: var(--c-accent);
}

.service-card__icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(74,126,199,0.18);
  box-shadow: 0 2px 8px rgba(74,126,199,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--sp-sm);
  color: var(--c-accent);
}

.service-card__title {
  font-size: var(--fs-md);
  font-weight: 700;
  color: var(--c-navy);
  margin-bottom: var(--sp-xs);
}

.service-card__text {
  color: var(--c-muted);
  font-size: var(--fs-sm);
  line-height: 1.6;
}

.service-card__cta {
  display: inline-block;
  margin-top: var(--sp-sm);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--c-accent);
  transition: color var(--transition);
}

.service-card__cta:hover,
.service-card__cta:focus-visible {
  color: #3A6EB7;
}

/* ── 9. Über uns ────────────────────────────────────────────── */
.about__grid {
  display: grid;
  gap: var(--sp-lg);
  align-items: center;
}

@media (min-width: 768px) {
  .about__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.about__img-wrap {
  position: relative;
  border-radius: var(--r-card);
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(31,42,68,0.16);
  aspect-ratio: 5/4;
}

.about__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about__content .section__title {
  text-align: left;
}

.about__text {
  color: var(--c-muted);
  margin-bottom: var(--sp-md);
  font-size: var(--fs-md);
}

.about__checklist {
  display: flex;
  flex-direction: column;
  gap: var(--sp-xs);
  margin-bottom: var(--sp-lg);
}

.about__check {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-sm);
  font-size: var(--fs-base);
  color: var(--c-text);
}

.about__check svg {
  color: var(--c-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

/* ── 10. Kontakt ────────────────────────────────────────────── */
.contact__grid {
  display: grid;
  gap: var(--sp-lg);
}

@media (min-width: 768px) {
  .contact__grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.contact__info-title {
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--c-navy);
  margin-bottom: var(--sp-md);
}

.contact__items {
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
  margin-bottom: var(--sp-lg);
}

.contact__item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-sm);
}

.contact__item-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(74,126,199,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--c-accent);
}

.contact__item-label {
  font-size: var(--fs-sm);
  color: var(--c-muted);
  margin-bottom: 2px;
}

.contact__item-value {
  font-size: var(--fs-base);
  font-weight: 600;
  color: var(--c-navy);
}

.contact__item-value a {
  color: var(--c-navy);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.contact__item-value a:hover {
  color: var(--c-accent);
}

.contact__actions {
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
}

@media (min-width: 400px) {
  .contact__actions { flex-direction: row; flex-wrap: wrap; }
}

/* Map placeholder */
.map {
  margin: 0;
  border-radius: var(--r-card);
  overflow: hidden;
  border: 1px solid var(--c-border);
}

.map__link {
  position: relative;
  display: block;
}

.map__link img {
  display: block;
  width: 100%;
  height: auto;
}

.map__cta {
  position: absolute;
  right: var(--sp-sm);
  bottom: var(--sp-sm);
  background: var(--c-navy);
  color: var(--c-white);
  font-size: var(--fs-sm);
  font-weight: 600;
  padding: 0.5rem 0.9rem;
  border-radius: var(--r-card);
  box-shadow: 0 2px 8px rgba(0,0,0,0.25);
  transition: background var(--transition);
}

.map__link:hover .map__cta,
.map__link:focus-visible .map__cta {
  background: var(--c-accent);
}

.map__attribution {
  font-size: 0.7rem;
  color: var(--c-muted);
  text-align: right;
  padding: 4px 8px;
  background: var(--c-bg);
}

.map__attribution a {
  color: inherit;
  text-decoration: underline;
}

/* ── 11. Footer ─────────────────────────────────────────────── */
.footer {
  background: var(--c-navy-dark);
  color: rgba(255,255,255,0.75);
  padding-block: var(--sp-xl) var(--sp-lg);
}

.footer__grid {
  display: grid;
  gap: var(--sp-lg);
  margin-bottom: var(--sp-lg);
}

@media (min-width: 640px) {
  .footer__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
  .footer__grid { grid-template-columns: 2fr 1fr 1fr; }
}

.footer__logo {
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--sp-sm);
}

.footer__logo img {
  height: 42px;
  width: auto;
  display: block;
}

.footer__tagline {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.6);
  max-width: 32ch;
}

.footer__heading {
  font-size: var(--fs-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--c-white);
  margin-bottom: var(--sp-sm);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer__links a {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.65);
  transition: color var(--transition);
}

.footer__links a:hover {
  color: var(--c-white);
}

.footer__contact-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.65);
}

.footer__contact-item svg {
  flex-shrink: 0;
  color: var(--c-accent);
  margin-top: 2px;
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--sp-md);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--sp-sm);
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.45);
}

.footer__legal-links {
  display: flex;
  gap: var(--sp-md);
}

.footer__legal-links a {
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}

.footer__legal-links a:hover {
  color: var(--c-white);
}

.footer__credit {
  display: inline-block;
  margin-top: var(--sp-xs);
  color: rgba(255,255,255,0.4);
}

.footer__credit a {
  color: rgba(255,255,255,0.55);
  text-decoration: underline;
  transition: color var(--transition);
}

.footer__credit a:hover {
  color: var(--c-white);
}

/* ── 12. Hero Desktop-Typo (B4) ────────────────────────────── */
@media (min-width: 1024px) {
  .hero__title {
    font-size: clamp(2.875rem, 4vw, 3.5rem);
  }
}

/* ── 13. About-Bild Overlay (B3) ───────────────────────────── */
.about__img-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(31,42,68,0) 60%,
    rgba(31,42,68,0.18) 100%
  );
  border-radius: var(--r-card);
  pointer-events: none;
}

/* ── 14. FAQ ────────────────────────────────────────────────── */
.faq__list {
  max-width: 720px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.faq__item {
  border-bottom: 1px solid var(--c-border);
}

.faq__item:first-child {
  border-top: 1px solid var(--c-border);
}

.faq__details {
  width: 100%;
}

.faq__summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--sp-md) 0;
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--c-navy);
  cursor: pointer;
  list-style: none;
  gap: var(--sp-sm);
}

.faq__summary::-webkit-details-marker { display: none; }

.faq__summary::after {
  content: "+";
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--c-accent);
  flex-shrink: 0;
  transition: transform var(--transition);
}

.faq__details[open] .faq__summary::after {
  transform: rotate(45deg);
}

.faq__answer {
  padding: 0 0 var(--sp-md);
  color: var(--c-muted);
  font-size: var(--fs-base);
  line-height: 1.7;
  margin: 0;
}

/* ── 15. Sticky Mobile-CTA-Bar (A1) ────────────────────────── */
.mobile-cta-bar {
  display: flex;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  height: 56px;
  box-shadow: 0 -2px 12px rgba(0,0,0,0.15);
}

@media (min-width: 768px) {
  .mobile-cta-bar { display: none; }
}

.mobile-cta-bar__btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-sm);
  font-weight: 700;
  min-height: 48px;
  text-align: center;
  transition: filter var(--transition);
}

.mobile-cta-bar__btn:hover,
.mobile-cta-bar__btn:focus-visible {
  filter: brightness(0.9);
}

.mobile-cta-bar__btn--primary {
  background: var(--c-accent);
  color: var(--c-white);
}

.mobile-cta-bar__btn--whatsapp {
  background: #25D366;
  color: var(--c-white);
}

/* Body-Padding mobil damit Footer nicht von Bar verdeckt wird */
@media (max-width: 767px) {
  body { padding-bottom: 56px; }
}

/* ── 12. Legal Pages (Impressum / Datenschutz) ──────────────── */
.legal-header {
  background: var(--c-navy);
  padding-block: var(--sp-lg);
  color: var(--c-white);
}

.legal-header__back {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-xs);
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.75);
  margin-bottom: var(--sp-sm);
  transition: color var(--transition);
}

.legal-header__back:hover { color: var(--c-white); }

.legal-header__title {
  font-size: var(--fs-2xl);
  font-weight: 800;
}

.legal-body {
  padding-block: var(--sp-xl);
}

.legal-content h2 {
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--c-navy);
  margin-top: var(--sp-lg);
  margin-bottom: var(--sp-sm);
}

.legal-content h3 {
  font-size: var(--fs-md);
  font-weight: 700;
  color: var(--c-navy);
  margin-top: var(--sp-md);
  margin-bottom: var(--sp-xs);
}

.legal-content p,
.legal-content li {
  color: var(--c-muted);
  font-size: var(--fs-base);
  line-height: 1.75;
  margin-bottom: var(--sp-sm);
}

.legal-content ul {
  list-style: disc;
  padding-left: 1.5rem;
}

.legal-content a {
  color: var(--c-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.legal-content .todo-note {
  background: #FFF8E1;
  border-left: 4px solid #F5A623;
  padding: var(--sp-sm) var(--sp-md);
  border-radius: 4px;
  color: #7A5200;
  font-size: var(--fs-sm);
  margin-block: var(--sp-sm);
}

/* ═══ Galerie – Image Accordion ═══ */
.gallery-section {
  background: var(--c-bg);
}

/* Screenreader-only: visuell versteckt, aber fokussierbar */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ── Accordion-Wrapper ── */
.acc {
  display: flex;
  gap: 6px;
  height: 450px;
  border-radius: var(--r-card);
  overflow: hidden;
}

/* ── Ein Panel ── */
.acc__item {
  flex: 1;                /* inaktiv: gleich schmal */
  min-width: 0;
  transition: flex 0.7s ease-in-out;
}

/* Aktiv: ~5× breiter als inaktiv */
.acc__item:has(input:checked),
.acc__item:hover {
  flex: 5;
}

/* Label = klickbare Fläche */
.acc__panel {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  cursor: pointer;
  overflow: hidden;
  border-radius: 0; /* overflow auf .acc reicht */
}

/* Bild */
.acc__panel picture,
.acc__panel img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  transition: transform 0.7s ease-in-out;
}

.acc__item:has(input:checked) .acc__panel img,
.acc__item:hover .acc__panel img {
  transform: scale(1.03);
}

/* Horizontal gespiegeltes Panel-Bild (Komposition), Zoom-Effekt erhalten */
.acc__panel--mirror img {
  transform: scaleX(-1);
}

.acc__item:has(input:checked) .acc__panel--mirror img,
.acc__item:hover .acc__panel--mirror img {
  transform: scaleX(-1) scale(1.03);
}

/* Dunkles Overlay */
.acc__panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(20,28,48,0.4);
  z-index: 1;
  pointer-events: none;
}

/* Caption-Basis */
.acc__caption {
  position: absolute;
  bottom: var(--sp-sm);
  left: 0;
  right: 0;
  z-index: 2;
  color: var(--c-white);
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-shadow: 0 1px 4px rgba(0,0,0,0.6);
  /* Inaktiv: vertikal, zentriert unten */
  writing-mode: vertical-rl;
  text-orientation: mixed;
  transform: rotate(180deg);
  text-align: center;
  padding-inline: 0;
  padding-block: var(--sp-xs);
  transition: writing-mode 0s 0.35s,
              transform 0.35s ease,
              text-align 0s 0.35s;
  white-space: nowrap;
}

/* Aktiv: horizontal, unten zentriert */
.acc__item:has(input:checked) .acc__caption,
.acc__item:hover .acc__caption {
  writing-mode: horizontal-tb;
  transform: none;
  text-align: center;
  transition: writing-mode 0s,
              transform 0.35s ease,
              text-align 0s;
}

/* Fokus-Ring am Panel (sichtbar bei Tab-Navigation) */
.acc__item input:focus-visible + .acc__panel {
  outline: 3px solid var(--c-accent);
  outline-offset: -3px;
}

/* ── Mobile Fallback: gestapelt unter 700px ── */
@media (max-width: 699px) {
  .acc {
    flex-direction: column;
    height: auto;
    gap: var(--sp-xs);
    border-radius: var(--r-card);
    overflow: visible;
  }

  .acc__item {
    flex: none !important;
    transition: none;
  }

  .acc__panel {
    display: block;
    aspect-ratio: 16/9;
    border-radius: var(--r-card);
    overflow: hidden;
  }

  .acc__panel picture,
  .acc__panel img {
    transition: none;
  }

  .acc__caption {
    writing-mode: horizontal-tb;
    transform: none;
    text-align: center;
    transition: none;
    white-space: normal;
  }
}