/* ============================================================
   core/assets/css/main.css
   Lädt async (non-blocking). Critical CSS ist inline im HTML.
   ============================================================ */

/* ── Sections ── */
section { padding: 80px 0; }
.section-eyebrow { display: block; font-size: .72rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--acc); margin-bottom: 10px; }
.section-title { margin-bottom: 14px; }
.section-intro { color: var(--gray); font-size: 1rem; max-width: 560px; margin-bottom: 48px; }

/* ── Nav ── */
.main-nav ul { display: flex; align-items: center; gap: 4px; list-style: none; }
.main-nav.open { display: block; position: absolute; top: 68px; left: 0; right: 0; background: #fff; padding: 14px; border-bottom: 1px solid var(--border); z-index: 99; box-shadow: 0 4px 20px rgba(0,0,0,.1); }
.main-nav.open ul { flex-direction: column; gap: 4px; }
.nav-link { display: block; padding: 7px 13px; border-radius: 6px; font-size: .87rem; font-weight: 600; color: var(--text); transition: background .15s; }
.nav-link:hover { background: var(--cream); color: var(--pri); }
.nav-toggle { display: none; background: none; border: none; font-size: 1.3rem; cursor: pointer; color: var(--text); padding: 4px 8px; border-radius: 6px; }

/* ── Hero ── */
.hero-eyebrow { font-size: .74rem; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: rgba(255,255,255,.65); margin-bottom: 14px; display: block; }
.btn-lg { padding: 14px 32px; font-size: 1rem; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2); border-radius: 50px; padding: 8px 18px; margin-top: 24px; color: rgba(255,255,255,.9); font-size: .85rem; }
.hero-visual { display: flex; justify-content: center; }

/* ── USP Bar ── */
.usp-bar { background: #fff; border-bottom: 1px solid var(--border); padding: 0; box-shadow: 0 2px 16px rgba(0,0,0,.05); }
.usp-row { display: grid; grid-template-columns: repeat(5, 1fr); }
.usp-item { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 12px; padding: 22px 16px; border-right: 1px solid var(--border); transition: background .15s; }
.usp-item:last-child { border-right: none; }
.usp-item:hover { background: var(--cream); }
.usp-icon-wrap { width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center; transition: transform .2s; flex-shrink: 0; }
.usp-item:hover .usp-icon-wrap { transform: translateY(-3px); }
.usp-text strong { display: block; font-size: .87rem; font-weight: 800; color: var(--pri); margin-bottom: 3px; }
.usp-text span { font-size: .74rem; color: var(--gray); line-height: 1.3; }

/* ── Leistungen ── */
.leistungen-section { background: #fff; }
.leistungen-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 48px; }
.leistung-card { background: var(--cream); border-radius: var(--rad); padding: 28px 24px; position: relative; overflow: hidden; transition: all .22s; }
.leistung-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--pri), var(--acc)); opacity: 0; transition: opacity .22s; }
.leistung-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.leistung-card:hover::before { opacity: 1; }
.leistung-icon { font-size: 1.8rem; margin-bottom: 14px; display: block; }
.leistung-card h3 { margin-bottom: 8px; }
.leistung-card p { font-size: .92rem; margin: 0; color: var(--gray); }

/* ── Prozess ── */
.prozess-section { background: var(--cream); }
.prozess-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 48px; position: relative; }
.prozess-steps::before { content: ''; position: absolute; top: 34px; left: 12%; right: 12%; height: 2px; background: linear-gradient(90deg, var(--pri), var(--acc)); }
.prozess-step { text-align: center; padding: 0 14px; position: relative; }
.prozess-num { width: 68px; height: 68px; border-radius: 50%; background: #fff; border: 3px solid var(--pri); display: flex; align-items: center; justify-content: center; font-family: var(--fh); font-size: 1.4rem; font-weight: 900; color: var(--pri); margin: 0 auto 16px; position: relative; z-index: 1; box-shadow: var(--shadow); }
.prozess-step.highlight .prozess-num { background: var(--acc); border-color: var(--acc); color: #fff; }
.prozess-step h3 { font-size: .95rem; margin-bottom: 6px; }
.prozess-step p { font-size: .84rem; color: var(--gray); margin: 0; }
.prozess-tag { display: inline-block; margin-top: 8px; background: var(--pri); color: #fff; font-size: .68rem; font-weight: 700; padding: 3px 9px; border-radius: 20px; }
.prozess-step.highlight .prozess-tag { background: var(--acc); }

/* ── Bewertungen ── */
.bewertungen-section { background: #fff; }
.bewertungen-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 48px; }
.bewertung-card { background: var(--cream); border-radius: var(--rad); padding: 24px; border: 1px solid var(--border); transition: box-shadow .2s; }
.bewertung-card:hover { box-shadow: var(--shadow); }
.bew-stars { color: #f59e0b; font-size: .95rem; margin-bottom: 10px; letter-spacing: 2px; }
.bew-text { font-style: italic; font-size: .9rem; color: #334155; margin-bottom: 14px; line-height: 1.6; }
.bew-author { display: flex; align-items: center; gap: 10px; }
.bew-avatar { width: 38px; height: 38px; border-radius: 50%; background: var(--pri); color: #fff; display: flex; align-items: center; justify-content: center; font-family: var(--fh); font-weight: 800; font-size: .9rem; }
.bew-author strong { display: block; font-size: .86rem; color: var(--text); }
.bew-author span { font-size: .74rem; color: var(--gray); }

/* ── FAQ ── */
.faq-section { background: var(--cream); }
.faq-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 48px; }
.faq-item { background: #fff; border-radius: var(--rad); border: 1px solid var(--border); overflow: hidden; }
.faq-q { width: 100%; display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; background: none; border: none; text-align: left; font-family: var(--fh); font-size: .88rem; font-weight: 700; color: var(--text); cursor: pointer; gap: 12px; transition: background .15s; }
.faq-q:hover { background: var(--cream); }
.faq-q.open { background: var(--cream); color: var(--pri); }
.faq-chevron { font-size: .7rem; flex-shrink: 0; transition: transform .3s; }
.faq-q.open .faq-chevron { transform: rotate(180deg); color: var(--acc); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s ease, padding .3s; font-size: .88rem; color: #475569; padding: 0 20px; border-top: 1px solid transparent; }
.faq-a.open { max-height: 250px; padding: 14px 20px 18px; border-top-color: var(--border); }

/* ── Kontakt ── */
.kontakt-section { background: #fff; }
.kontakt-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 60px; align-items: start; }
.kontakt-info h2 { margin-bottom: 12px; }
.kontakt-info > p { color: var(--gray); margin-bottom: 24px; }
.kontakt-details { display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.kontakt-item { display: flex; align-items: center; gap: 12px; padding: 12px 16px; background: var(--cream); border-radius: var(--rad); border-left: 3px solid var(--pri); text-decoration: none; transition: background .15s; }
.kontakt-item:hover { background: #e8f0f8; }
.ki-icon { font-size: 1.1rem; }
.kontakt-item strong { display: block; font-size: .72rem; color: var(--pri); text-transform: uppercase; letter-spacing: .06em; font-weight: 700; }
.kontakt-item span { font-size: .92rem; color: var(--text); font-weight: 600; }
.angebot-badge { background: linear-gradient(135deg, var(--pri), color-mix(in srgb, var(--pri) 70%, #000)); border-radius: var(--rad); padding: 14px 18px; color: rgba(255,255,255,.9); font-size: .83rem; }
.angebot-badge strong { color: #fff; display: block; margin-bottom: 4px; }

/* Formular */
.anfrage-form-wrap { background: var(--cream); border-radius: calc(var(--rad) * 1.5); padding: 32px; box-shadow: 0 8px 40px rgba(0,0,0,.08); border: 1px solid var(--border); }
.form-field { margin-bottom: 13px; }
.form-field label { display: block; font-size: .74rem; font-weight: 700; color: #374151; margin-bottom: 4px; text-transform: uppercase; letter-spacing: .06em; }
.form-field input, .form-field select, .form-field textarea { width: 100%; padding: 10px 14px; border: 2px solid var(--border); border-radius: var(--rad); font-size: .92rem; font-family: var(--fb); color: var(--text); background: #fff; outline: none; transition: border-color .2s; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { border-color: var(--pri); }
.form-field textarea { resize: vertical; min-height: 80px; }
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-check { display: flex; align-items: flex-start; gap: 8px; margin-bottom: 16px; font-size: .8rem; color: var(--gray); }
.form-check input { width: auto; margin-top: 3px; accent-color: var(--pri); }

/* Datepicker */
.datepicker-wrap { position: relative; }
.datepicker-wrap input { cursor: pointer; padding-right: 36px; }
.dp-icon { position: absolute; right: 11px; top: 50%; transform: translateY(-50%); pointer-events: none; }
.dp-dropdown { position: absolute; top: calc(100% + 5px); left: 0; background: #fff; border: 2px solid var(--border); border-radius: var(--rad); box-shadow: 0 8px 32px rgba(0,0,0,.12); z-index: 50; width: 280px; padding: 14px; }

/* Upload */
.upload-zone { border: 2px dashed var(--border); border-radius: var(--rad); background: var(--cream); transition: all .2s; overflow: hidden; }
.upload-zone.drag { border-color: var(--pri); background: #eff6ff; }
.upload-inner { padding: 20px; text-align: center; cursor: pointer; }
.upload-inner p { font-size: .82rem; color: var(--gray); margin: 4px 0 0; }
.foto-previews { display: grid; grid-template-columns: repeat(auto-fill, minmax(72px, 1fr)); gap: 8px; padding: 0 12px 12px; }
.foto-prev { position: relative; border-radius: 6px; overflow: hidden; aspect-ratio: 1; }
.foto-prev img { width: 100%; height: 100%; object-fit: cover; }
.foto-prev button { position: absolute; top: 3px; right: 3px; width: 18px; height: 18px; border-radius: 50%; background: rgba(0,0,0,.6); color: #fff; border: none; font-size: .65rem; cursor: pointer; display: flex; align-items: center; justify-content: center; }

/* Form messages */
.form-msg { padding: 12px 16px; border-radius: var(--rad); font-size: .88rem; margin-bottom: 14px; }
.form-msg.ok  { background: #dcfce7; color: #166534; border: 1px solid #86efac; }
.form-msg.err { background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }

/* ── Footer ── */
.site-footer { background: var(--pri); color: rgba(255,255,255,.75); padding: 56px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; padding-bottom: 48px; }
.footer-logo { font-family: var(--fh); font-weight: 900; font-size: 1.2rem; color: #fff; margin-bottom: 10px; }
.footer-brand p { font-size: .84rem; line-height: 1.75; max-width: 280px; }
.footer-col h4 { font-family: var(--fb); font-size: .7rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: #fff; margin-bottom: 14px; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 8px; }
.footer-col a { color: rgba(255,255,255,.6); font-size: .86rem; transition: color .15s; }
.footer-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 18px 0; font-size: .78rem; color: rgba(255,255,255,.5); }
.footer-bottom a { color: rgba(255,255,255,.45); }
.footer-bottom a:hover { color: #fff; }

/* ── WhatsApp + Sticky ── */
.wa-float { position: fixed; bottom: 28px; right: 28px; z-index: 1500; width: 54px; height: 54px; border-radius: 50%; background: #25D366; color: #fff; display: flex; align-items: center; justify-content: center; font-size: 1.4rem; text-decoration: none; box-shadow: 0 4px 20px rgba(37,211,102,.45); animation: wa-pulse 2.5s infinite; }
.wa-float:hover { transform: scale(1.1); color: #fff; }
@keyframes wa-pulse { 0%,100%{box-shadow:0 4px 20px rgba(37,211,102,.45)} 50%{box-shadow:0 4px 32px rgba(37,211,102,.7),0 0 0 8px rgba(37,211,102,.08)} }
.sticky-cta { display: none; position: fixed; bottom: 0; left: 0; right: 0; background: var(--pri); padding: 10px 14px; z-index: 2000; gap: 8px; box-shadow: 0 -4px 20px rgba(0,0,0,.2); }

/* ── Responsive ── */
@media(max-width:960px) {
  .hero-content { grid-template-columns: 1fr; gap: 36px; }
  .hero-visual { display: none; }
  .leistungen-grid { grid-template-columns: 1fr 1fr; }
  .prozess-steps { grid-template-columns: 1fr 1fr; gap: 28px; }
  .prozess-steps::before { display: none; }
  .bewertungen-grid { grid-template-columns: 1fr 1fr; }
  .kontakt-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .usp-row { grid-template-columns: repeat(3, 1fr); }
}
@media(max-width:640px) {
  html, body { overflow-x: hidden; }
  .container { padding-left: 18px !important; padding-right: 18px !important; }
  section { padding: 56px 0; }
  .main-nav { display: none; }
  .main-nav.open { display: block; }
  .nav-toggle { display: block; }
  .usp-row { grid-template-columns: 1fr; }
  .usp-item { border-right: none; border-bottom: 1px solid var(--border); flex-direction: row; text-align: left; align-items: center; }
  .leistungen-grid { grid-template-columns: 1fr; }
  .prozess-steps { grid-template-columns: 1fr 1fr; }
  .bewertungen-grid { grid-template-columns: 1fr; }
  .faq-list { grid-template-columns: 1fr; }
  .form-row-2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
  .sticky-cta { display: flex; }
  .wa-float { bottom: 88px; }
}