/* ─────────────────────────────────────────────
   MK Elektroinstallation GmbH — Übergangsseite
   Brand colors: #1c2335 (dark), #e7a141 (orange), #767676 (gray)
───────────────────────────────────────────────*/

:root {
  --color-dark: #1c2335;
  --color-dark-2: #252e44;
  --color-orange: #e7a141;
  --color-orange-soft: rgba(231, 161, 65, 0.12);
  --color-orange-border: rgba(231, 161, 65, 0.5);
  --color-gray: #767676;
  --color-text: #1f2937;
  --color-text-soft: #4b5563;
  --color-text-muted: #6b7280;
  --color-bg: #ffffff;
  --color-bg-soft: #f7f8fb;
  --color-border: #e5e7eb;
  --color-border-soft: #f1f3f7;

  --shadow-sm: 0 4px 16px -8px rgba(28, 35, 53, 0.08);
  --shadow-md: 0 8px 32px -16px rgba(28, 35, 53, 0.1);
  --shadow-lg: 0 12px 30px -10px rgba(231, 161, 65, 0.55);

  --radius-sm: 0.75rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-pill: 999px;

  --container-max: 72rem;
  --container-narrow: 56rem;

  --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont,
    'Helvetica Neue', Arial, sans-serif;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  display: flex;
  flex-direction: column;
}
img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
ul { padding: 0; list-style: none; }
h1, h2, h3, h4 { line-height: 1.15; letter-spacing: -0.01em; }

main { flex: 1; }

/* ── Skip link ── */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-dark);
  color: #fff;
  padding: 0.5rem 1rem;
  z-index: 1000;
  transition: top 0.2s;
}
.skip-link:focus { top: 0; }

/* ── Container ── */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.25rem;
  width: 100%;
}
.container-narrow { max-width: var(--container-narrow); }

/* ── Icons ── */
.icon { width: 1.1rem; height: 1.1rem; flex: none; }
.icon-sm { width: 0.95rem; height: 0.95rem; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.2rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.875rem;
  border: 1px solid transparent;
  text-align: center;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease,
    border-color 0.18s ease, color 0.18s ease;
}
.btn:focus-visible {
  outline: 2px solid var(--color-orange);
  outline-offset: 3px;
}
.btn-lg { padding: 0.95rem 1.5rem; font-size: 0.95rem; }
.btn-primary {
  background: var(--color-orange);
  color: #fff;
  box-shadow: 0 8px 24px -8px rgba(231, 161, 65, 0.6);
}
.btn-primary:hover { transform: translateY(-1px) scale(1.02); box-shadow: var(--shadow-lg); }
.btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.2);
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.06); }

/* ── Header ── */
.site-header {
  background: var(--color-dark);
  color: #fff;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 5rem;
  padding-top: 1rem;
  padding-bottom: 1rem;
  gap: 1rem;
}
@media (min-width: 768px) {
  .header-inner { padding-top: 1.5rem; padding-bottom: 1.5rem; }
}
.brand {
  display: inline-flex;
  align-items: center;
  color: #fff;
}
.brand-logo {
  height: 4.5rem;
  width: auto;
  display: block;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.4));
}
@media (min-width: 768px) {
  .brand-logo { height: 5.25rem; }
}
.header-cta { display: none; }
@media (min-width: 540px) { .header-cta { display: inline-flex; } }

/* ── Hero ── */
.hero {
  position: relative;
  overflow: hidden;
  padding: 5rem 0;
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-2) 60%, var(--color-dark) 100%);
  color: #fff;
}
@media (min-width: 1024px) { .hero { padding: 7rem 0; } }

.hero-grid-bg {
  position: absolute;
  inset: 0;
  opacity: 0.06;
  background-image:
    linear-gradient(rgba(255, 255, 255, 1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 1) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  background: var(--color-orange);
}
.hero-glow-1 { top: -5rem; left: -5rem; width: 24rem; height: 24rem; opacity: 0.25; }
.hero-glow-2 { bottom: 0; right: 0; width: 28rem; height: 28rem; opacity: 0.1; }

.hero-inner {
  position: relative;
  display: grid;
  gap: 3rem;
  align-items: center;
  grid-template-columns: 1fr;
}
@media (min-width: 1024px) {
  .hero-inner { grid-template-columns: 1.3fr 1fr; gap: 4rem; }
}

.hero-copy { max-width: 38rem; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
  padding: 0.4rem 0.95rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-orange-border);
  background: rgba(231, 161, 65, 0.1);
  color: var(--color-orange);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.badge-dot {
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--color-orange);
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.25rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  color: #fff;
}
.accent { color: var(--color-orange); }

.hero-lead {
  font-size: 1.05rem;
  line-height: 1.65;
  color: #cbd5e1;
  margin-bottom: 2rem;
  max-width: 36rem;
}
@media (min-width: 768px) { .hero-lead { font-size: 1.125rem; } }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.25rem;
}

.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.75rem;
  font-size: 0.875rem;
  color: #cbd5e1;
  font-weight: 500;
}
.trust-list li {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.trust-list .icon { color: var(--color-orange); }

.hero-card {
  display: none;
  position: relative;
  border-radius: var(--radius-lg);
  padding: 3rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.06) 0%, rgba(255, 255, 255, 0.01) 100%);
  backdrop-filter: blur(8px);
}
@media (min-width: 1024px) { .hero-card { display: block; } }
.hero-logo {
  width: 100%;
  max-width: 16.25rem;
  margin: 0 auto;
  filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.4));
}
.hero-card-caption {
  margin-top: 1rem;
  text-align: center;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: #94a3b8;
}

/* ── Accent stripe ── */
.accent-stripe {
  height: 0.375rem;
  background: var(--color-orange);
}

/* ── Sections (general) ── */
.section { padding: 4rem 0; }
@media (min-width: 768px) { .section { padding: 5rem 0; } }

.section-head {
  margin-bottom: 3rem;
  text-align: center;
  max-width: 44rem;
  margin-left: auto;
  margin-right: auto;
}
.section-head h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--color-text);
}
.section-head p {
  margin-top: 1rem;
  color: var(--color-text-muted);
}
.eyebrow {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-bottom: 0.75rem;
}

/* ── Services ── */
.services { background: #fff; border-bottom: 1px solid var(--color-border-soft); }

.service-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .service-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .service-grid { grid-template-columns: repeat(5, 1fr); } }

.service-card {
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-soft);
  background: #fff;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px -16px rgba(28, 35, 53, 0.18);
  border-color: rgba(231, 161, 65, 0.4);
}
.service-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-orange-soft);
  color: var(--color-orange);
  margin-bottom: 1rem;
}
.service-icon svg { width: 1.25rem; height: 1.25rem; }
.service-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.35;
}
.service-bar {
  display: block;
  margin-top: 1rem;
  height: 2px;
  width: 2rem;
  background: var(--color-orange);
  border-radius: var(--radius-pill);
  transition: width 0.25s ease;
}
.service-card:hover .service-bar { width: 4rem; }

/* ── Contact ── */
.contact { background: var(--color-bg-soft); }
.contact-grid {
  display: grid;
  gap: 3rem;
  grid-template-columns: 1fr;
  align-items: start;
}
@media (min-width: 1024px) {
  .contact-grid { grid-template-columns: 1fr 2fr; gap: 4rem; }
}
.contact-intro h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.15;
  margin-bottom: 1rem;
}
.contact-intro p { color: var(--color-text-muted); }

.contact-cards {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .contact-cards { grid-template-columns: repeat(3, 1fr); } }

.contact-card {
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  background: #fff;
  border: 1px solid var(--color-border-soft);
  box-shadow: var(--shadow-sm);
  font-style: normal;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px -16px rgba(28, 35, 53, 0.18);
  border-color: rgba(231, 161, 65, 0.4);
}
.contact-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-sm);
  background: var(--color-orange-soft);
  color: var(--color-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}
.contact-icon svg { width: 1.25rem; height: 1.25rem; }
.contact-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #9ca3af;
  margin-bottom: 0.5rem;
}
.contact-primary {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text);
  line-height: 1.4;
  word-break: break-word;
  margin-bottom: 0.25rem;
}
.contact-secondary {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* ── Legal / Accordion ── */
.legal { background: #fff; border-top: 1px solid var(--color-border-soft); }
.section-head-center { text-align: center; }

.accordion {
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow-md);
}
.accordion-item { border-bottom: 1px solid var(--color-border-soft); }
.accordion-item:last-child { border-bottom: 0; }

.accordion-trigger {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1.25rem 1.75rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: background 0.15s ease;
}
.accordion-trigger:hover { background: rgba(231, 161, 65, 0.05); }
.accordion-trigger::-webkit-details-marker { display: none; }
.accordion-item[open] .accordion-trigger { background: rgba(231, 161, 65, 0.06); }

.accordion-icon {
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-sm);
  background: var(--color-orange-soft);
  color: var(--color-orange);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.8rem;
  flex: none;
}
.accordion-title { flex: 1; }
.accordion-chevron {
  width: 1.1rem;
  height: 1.1rem;
  color: var(--color-text-muted);
  transition: transform 0.2s ease;
  flex: none;
}
.accordion-item[open] .accordion-chevron { transform: rotate(180deg); }

.accordion-content {
  padding: 0.5rem 1.75rem 2rem;
  font-size: 0.9rem;
  color: var(--color-text-soft);
  line-height: 1.7;
}
.accordion-content > p { margin-bottom: 1rem; }

.placeholder-note {
  padding: 0.85rem 1rem;
  background: rgba(231, 161, 65, 0.08);
  border-left: 3px solid var(--color-orange);
  border-radius: 0.5rem;
  margin-bottom: 1.5rem !important;
  font-size: 0.85rem;
  color: var(--color-text-soft);
}

.legal-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 640px) { .legal-grid { grid-template-columns: 1fr 1fr; } }

.legal-stack { display: flex; flex-direction: column; gap: 1.5rem; }

.legal-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.4rem;
}

.accordion-content p { color: var(--color-text-soft); margin-bottom: 1rem; }
.accordion-content h1,
.accordion-content h2,
.accordion-content h3,
.accordion-content h4 {
  color: var(--color-text);
  line-height: 1.3;
  margin-top: 1.75rem;
  margin-bottom: 0.6rem;
}
.accordion-content > h1:first-child,
.accordion-content > h2:first-child { margin-top: 0; }
.accordion-content h1 { font-size: 1.5rem; font-weight: 800; }
.accordion-content h2 { font-size: 1.2rem; font-weight: 700; }
.accordion-content h3 { font-size: 1rem;   font-weight: 600; }
.accordion-content h4 { font-size: 0.9rem; font-weight: 600; color: var(--color-text-soft); text-transform: uppercase; letter-spacing: 0.04em; }
.accordion-content ul { padding-left: 1.25rem; margin-bottom: 1rem; }
.accordion-content ul li { margin-bottom: 0.35rem; }
.accordion-content a { color: var(--color-orange); text-decoration: underline; word-break: break-word; }
.accordion-content a:hover { color: #f4b35a; }

/* ── Footer ── */
.site-footer {
  background: var(--color-dark);
  color: #fff;
  padding: 2.5rem 0;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  text-align: center;
}
@media (min-width: 768px) {
  .footer-inner { flex-direction: row; text-align: left; }
}
.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}
@media (min-width: 768px) {
  .footer-brand { align-items: flex-start; }
}
.footer-logo {
  height: 4rem;
  width: auto;
  display: block;
}
.footer-sub {
  font-size: 0.75rem;
  color: var(--color-gray);
  letter-spacing: 0.04em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  font-size: 0.75rem;
  color: var(--color-gray);
}
@media (min-width: 768px) { .footer-links { flex-direction: row; gap: 2rem; } }
.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: color 0.15s ease;
}
.footer-links a:hover { color: #fff; }

.footer-copy {
  font-size: 0.75rem;
  color: var(--color-gray);
}

.footer-credit {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  text-align: center;
  font-size: 0.7rem;
  color: var(--color-gray);
  letter-spacing: 0.02em;
}
.footer-credit a {
  color: var(--color-gray);
  text-decoration: none;
  transition: color 0.15s ease;
}
.footer-credit a:hover { color: var(--color-orange); }
.footer-heart {
  color: var(--color-orange);
  margin: 0 0.15rem;
}

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}