/* ============================================================
   ABOZ Entrümpelung & Haushaltsauflösung — styles.css
   Mobile-first. Kein Framework. Farbwerte sind Platzhalter,
   siehe KONZEPT.md Abschnitt 4.1 — vor Launch mit echtem Logo abgleichen.
   ============================================================ */

/* --- Design-Tokens --- */
:root {
  --color-primary: #0E2340;
  --color-primary-dark: #081627;
  --color-accent: #C6A15B;
  --color-accent-dark: #A8843F;
  --color-ink: #1A1A1A;
  --color-ink-soft: #4A4F57;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F4F5F6;
  --color-border: #E2E4E8;
  --color-white: #FFFFFF;

  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;

  --radius: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(14, 35, 64, 0.08);
  --shadow-md: 0 8px 24px rgba(14, 35, 64, 0.12);

  --container-width: 1180px;
  --header-height: 84px;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 12px);
}
body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { margin: 0 0 var(--space-3); color: var(--color-primary); line-height: 1.2; }
p { margin: 0 0 var(--space-4); color: var(--color-ink-soft); }
button { font: inherit; }

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-3) var(--space-4);
  z-index: 200;
}
.skip-link:focus { left: var(--space-4); top: var(--space-4); }

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

section { padding: var(--space-8) 0; }
section h2 {
  font-size: 1.6rem;
  text-align: center;
  margin-bottom: var(--space-6);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.7rem 1.2rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
  white-space: nowrap;
}
.btn:active { transform: scale(0.98); }
.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.btn-primary:hover { background: var(--color-primary-dark); border-color: var(--color-primary-dark); }
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary); color: var(--color-white); }
.btn-ghost {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-border);
}
.btn-ghost:hover { border-color: var(--color-accent); color: var(--color-accent-dark); }
.btn-lg { padding: 0.9rem 1.6rem; font-size: 1.05rem; }
.btn-block { width: 100%; }
.icon { width: 20px; height: 20px; flex-shrink: 0; }

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
  display: flex;
  align-items: center;
  transition: box-shadow 0.2s ease;
}
.site-header.is-scrolled { box-shadow: var(--shadow-sm); }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}
.logo img { height: 64px; width: auto; }

.main-nav {
  position: fixed;
  inset: var(--header-height) 0 0 0;
  background: var(--color-white);
  transform: translateX(100%);
  transition: transform 0.25s ease;
  overflow-y: auto;
  z-index: 90;
}
.main-nav.is-open { transform: translateX(0); }
.main-nav ul {
  display: flex;
  flex-direction: column;
  padding: var(--space-5) var(--space-4);
}
.main-nav a {
  display: block;
  padding: var(--space-4) 0;
  font-weight: 600;
  font-size: 1.1rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-primary);
}

.header-actions { display: flex; align-items: center; gap: var(--space-2); }
.header-actions .btn-text { display: none; }

.burger {
  background: none;
  border: none;
  padding: var(--space-2);
  cursor: pointer;
  color: var(--color-primary);
  display: flex;
}
.burger .icon-burger, .burger .icon-close { width: 26px; height: 26px; }
.burger .icon-close { display: none; }
.burger[aria-expanded="true"] .icon-burger { display: none; }
.burger[aria-expanded="true"] .icon-close { display: block; }

/* --- Hero --- */
.hero { padding-top: var(--space-7); padding-bottom: var(--space-7); background: var(--color-bg-alt); }
.hero-inner { display: flex; flex-direction: column; gap: var(--space-6); }
.hero h1 { font-size: 1.9rem; }
.hero-subheadline { font-size: 1.05rem; max-width: 60ch; }
.hero-ctas { display: flex; flex-direction: column; gap: var(--space-3); }
.hero-media img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }

/* --- Trust --- */
.trust-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}
.trust-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: var(--space-4);
}
.icon-check { color: var(--color-accent-dark); flex-shrink: 0; margin-top: 2px; }
.trust-item span { font-weight: 500; color: var(--color-ink); }

/* --- Services --- */
.services-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-5); }
.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
}
.icon-service { width: 32px; height: 32px; color: var(--color-accent-dark); margin-bottom: var(--space-3); }
.service-card h3 { font-size: 1.1rem; }
.service-card p { margin-bottom: 0; }

.services-extra { margin-top: var(--space-7); text-align: center; }
.services-extra h3 {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-ink-soft);
  margin-bottom: var(--space-3);
}
.services-extra-list { display: flex; flex-wrap: wrap; gap: var(--space-2); justify-content: center; }
.services-extra-list li {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  color: var(--color-ink-soft);
  padding: 0.45rem 1rem;
  border-radius: 999px;
  font-size: 0.9rem;
}

/* --- Process --- */
.process { background: var(--color-primary); color: var(--color-white); }
.process h2 { color: var(--color-white); }
.process-steps { display: grid; grid-template-columns: 1fr; gap: var(--space-5); }
.process-step { text-align: center; }
.process-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 1.2rem;
  margin-bottom: var(--space-3);
}
.process-step h3 { color: var(--color-white); font-size: 1.05rem; }
.process-step p { color: rgba(255,255,255,0.75); margin-bottom: 0; }

/* --- Einsatzgebiet --- */
.area { text-align: center; }
.area-text { max-width: 70ch; margin: 0 auto var(--space-5); font-size: 1.05rem; }
.area-text-break { display: none; }
.area-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-2);
  justify-content: center;
  max-width: 620px;
  margin: 0 auto;
}
.area-chips li.area-chip-break { flex-basis: 100%; width: 0; height: 0; margin: 0; padding: 0; border: none; background: none; }
.area-chips li {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
}

/* --- Gallery --- */
.gallery { background: var(--color-bg-alt); }
.gallery-intro { text-align: center; max-width: 60ch; margin: calc(var(--space-6) * -1) auto var(--space-6); }
.gallery-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-5); }
.gallery-grid figure {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  background: var(--color-white);
  transition: box-shadow 0.2s ease;
}
.gallery-grid figure:hover { box-shadow: var(--shadow-md); }
.gallery-grid img {
  aspect-ratio: 4 / 5;
  width: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}
.gallery-grid figure:hover img { transform: scale(1.045); }
.gallery-grid figcaption { padding: var(--space-3) var(--space-3) var(--space-4); font-size: 0.9rem; font-weight: 600; color: var(--color-primary); text-align: center; }

/* --- Kontakt --- */
.contact-inner { display: flex; flex-direction: column; gap: var(--space-6); }
.contact-details { display: flex; flex-direction: column; gap: var(--space-3); margin-top: var(--space-5); }
.contact-details li { display: flex; align-items: center; gap: var(--space-3); }
.contact-details .icon { color: var(--color-accent-dark); }
.contact-details a { font-weight: 600; }
.contact-cta { display: flex; flex-direction: column; gap: var(--space-3); }

/* --- Rechtsseiten (Impressum/Datenschutz) --- */
.legal { padding-top: var(--space-7); padding-bottom: var(--space-9); }
.legal-content { max-width: 72ch; }
.legal-content h1 { font-size: 1.8rem; margin-bottom: var(--space-6); }
.legal-content h2 { font-size: 1.1rem; margin-top: var(--space-6); }
.legal-content a { color: var(--color-primary); text-decoration: underline; }

/* --- Footer --- */
.site-footer { background: var(--color-primary-dark); color: rgba(255,255,255,0.8); }
.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  padding-top: var(--space-8);
  padding-bottom: var(--space-6);
}
.footer-logo-tile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-3);
  box-shadow: var(--shadow-sm);
}
.footer-logo-tile img { display: block; width: 72px; height: 72px; }
.footer-col h4 { color: var(--color-white); font-size: 0.95rem; text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: var(--space-3); }
.footer-col ul { display: flex; flex-direction: column; gap: var(--space-2); }
.footer-col a:hover { color: var(--color-accent); }
.footer-col p { color: rgba(255,255,255,0.7); margin-top: var(--space-3); }
.footer-legal { margin-top: var(--space-4); flex-direction: row; gap: var(--space-4); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); }
.footer-bottom-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4) 0;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
}
.footer-credit { display: inline-flex; align-items: center; gap: var(--space-2); color: rgba(255,255,255,0.6); }
.footer-credit img { width: 30px; height: 30px; border-radius: 6px; border: 1px solid rgba(255,255,255,0.18); }

/* ============================================================
   Tablet
   ============================================================ */
@media (min-width: 640px) {
  .hero h1 { font-size: 2.3rem; }
  .hero-ctas { flex-direction: row; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-cta { flex-direction: row; }
  .footer-inner { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   Desktop
   ============================================================ */
@media (min-width: 1024px) {
  .header-actions .btn-text { display: inline; }
  .burger { display: none; }

  .main-nav {
    position: static;
    transform: none;
    inset: auto;
    background: none;
    overflow: visible;
  }
  .main-nav ul { flex-direction: row; padding: 0; gap: var(--space-6); }
  .main-nav a { border-bottom: none; padding: var(--space-2) 0; font-size: 0.95rem; position: relative; }
  .main-nav a:hover { color: var(--color-accent-dark); }

  .hero-inner { flex-direction: row; align-items: center; }
  .hero-content { flex: 1; }
  .hero-media { flex: 1; }
  .hero h1 { font-size: 2.8rem; }

  .trust-grid { grid-template-columns: repeat(3, 1fr); }
  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .process-steps { grid-template-columns: repeat(4, 1fr); }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }

  .area-text { max-width: 60rem; }
  .area-text-break { display: block; }

  .contact-inner { flex-direction: row; justify-content: space-between; align-items: center; }
  .contact-cta { flex-direction: column; min-width: 260px; }

  .footer-inner { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .footer-bottom-inner { flex-direction: row; justify-content: space-between; }
}

/* Kein Client-seitiges JS aktiv → Menü immer sichtbar (progressive enhancement) */
.no-js .main-nav { position: static; transform: none; inset: auto; background: none; }
.no-js .main-nav ul { flex-direction: row; flex-wrap: wrap; padding: var(--space-3) 0 0; }
.no-js .burger { display: none; }