/* =========================================
   fischerweb.de – Hauptstylesheet
   ========================================= */

/* --- Reset & Basis --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: #07091a;
  color: #e2e8f0;
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* --- CSS-Variablen --- */
:root {
  --primary: #7c3aed;
  --primary-light: #a855f7;
  --accent: #06b6d4;
  --accent-warm: #f59e0b;
  --bg: #07091a;
  --bg-card: #0f1229;
  --bg-card2: #141836;
  --border: rgba(124,58,237,0.2);
  --border-light: rgba(255,255,255,0.08);
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --gradient: linear-gradient(135deg, #7c3aed, #06b6d4);
  --gradient-warm: linear-gradient(135deg, #7c3aed, #f59e0b);
  --shadow-glow: 0 0 40px rgba(124,58,237,0.3);
  --radius: 16px;
  --radius-sm: 8px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

/* --- Utility --- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary-light);
  background: rgba(124,58,237,0.12);
  border: 1px solid rgba(124,58,237,0.3);
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.section-header { text-align: center; margin-bottom: 64px; }
.section-title { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 800; line-height: 1.2; margin-bottom: 16px; }
.section-subtitle { font-size: 1.05rem; color: var(--text-muted); max-width: 600px; margin: 0 auto; }

/* --- Buttons --- */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--gradient);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 24px rgba(124,58,237,0.4);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(124,58,237,0.5); }
.btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent;
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: 100px;
  border: 1px solid var(--border-light);
  cursor: pointer;
  transition: var(--transition);
}
.btn-ghost:hover { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.2); }
.btn-full { width: 100%; justify-content: center; }

/* =========================================
   HERO SLIDER
   ========================================= */
.hero-slider {
  position: absolute; inset: 0;
  z-index: 0;
  overflow: hidden;
}
.hero-slide {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center center;
  opacity: 0;
  transition: opacity 1.4s cubic-bezier(0.4,0,0.2,1);
  transform: scale(1.04);
  transition: opacity 1.4s cubic-bezier(0.4,0,0.2,1), transform 8s ease-out;
}
.hero-slide.active {
  opacity: 1;
  transform: scale(1);
}
.hero-slider-overlay {
  position: absolute; inset: 0;
  z-index: 1;
  background: linear-gradient(
    135deg,
    rgba(7,9,26,0.82) 0%,
    rgba(7,9,26,0.55) 50%,
    rgba(7,9,26,0.75) 100%
  );
  pointer-events: none;
}
/* Slider-Dots */
.hero-slider-dots {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
}
.slider-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.35);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0;
}
.slider-dot.active {
  width: 28px;
  border-radius: 4px;
  background: var(--primary-light);
}

/* =========================================
   NAVBAR
   ========================================= */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(7,9,26,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
  padding: 12px 0;
}
.nav-container {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo { font-size: 1.5rem; font-weight: 900; letter-spacing: -0.02em; }
.logo-fischer { color: #ffffff; }
.logo-webde { color: var(--accent); }
/* Legacy-Klassen für Rückwärtskompatibilität */
.logo-ai { color: #ffffff; -webkit-text-fill-color: #ffffff; }
.logo-gency { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { font-size: 0.9rem; font-weight: 500; color: var(--text-muted); transition: color var(--transition); }
.nav-links a:hover { color: #fff; }
.btn-nav {
  background: var(--gradient) !important;
  color: #fff !important;
  padding: 10px 22px;
  border-radius: 100px;
  font-size: 0.875rem !important;
  box-shadow: 0 4px 16px rgba(124,58,237,0.35);
}
.btn-nav:hover { transform: translateY(-1px); box-shadow: 0 6px 24px rgba(124,58,237,0.5) !important; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: #fff; border-radius: 2px; transition: var(--transition); }

/* =========================================
   HERO
   ========================================= */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  position: relative; overflow: hidden;
  padding: 120px 24px 80px;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; z-index: 2; }
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(124,58,237,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,58,237,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-orb {
  position: absolute; border-radius: 50%;
  filter: blur(80px); opacity: 0.5;
}
.hero-orb-1 { width: 600px; height: 600px; background: radial-gradient(circle, rgba(124,58,237,0.4), transparent 70%); top: -200px; right: -100px; }
.hero-orb-2 { width: 400px; height: 400px; background: radial-gradient(circle, rgba(6,182,212,0.3), transparent 70%); bottom: -100px; left: -100px; }
.hero-orb-3 { width: 300px; height: 300px; background: radial-gradient(circle, rgba(245,158,11,0.2), transparent 70%); top: 40%; left: 40%; }

.hero-content { max-width: 700px; position: relative; z-index: 3; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.06em;
  color: var(--primary-light);
  background: rgba(124,58,237,0.1);
  border: 1px solid rgba(124,58,237,0.3);
  padding: 6px 16px; border-radius: 100px;
  margin-bottom: 24px;
}
.badge-dot { width: 8px; height: 8px; background: #22c55e; border-radius: 50%; box-shadow: 0 0 8px #22c55e; animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity:1; } 50% { opacity:0.4; } }
.hero-title { font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 900; line-height: 1.1; letter-spacing: -0.03em; margin-bottom: 24px; }
.hero-subtitle { font-size: 1.1rem; color: var(--text-muted); max-width: 560px; margin-bottom: 40px; line-height: 1.7; }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }
.hero-stats { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; }
.stat-num { font-size: 1.8rem; font-weight: 800; background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; line-height: 1; }
.stat-label { font-size: 0.75rem; color: var(--text-muted); margin-top: 4px; }
.stat-divider { width: 1px; height: 40px; background: var(--border-light); }

.hero-visual { position: absolute; right: 5%; top: 50%; transform: translateY(-50%); display: flex; flex-direction: column; gap: 16px; z-index: 3; }
.hero-card-float {
  display: flex; align-items: center; gap: 12px;
  background: rgba(15,18,41,0.8);
  border: 1px solid var(--border-light);
  backdrop-filter: blur(12px);
  padding: 14px 20px; border-radius: var(--radius);
  font-size: 0.85rem; font-weight: 500;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
  animation: floatCard 4s ease-in-out infinite;
}
.card-1 { animation-delay: 0s; }
.card-2 { animation-delay: 1.3s; }
.card-3 { animation-delay: 2.6s; }
@keyframes floatCard { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
.card-icon { font-size: 1.2rem; background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* =========================================
   SERVICES
   ========================================= */
.services { padding: 100px 0; }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  cursor: default;
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(124,58,237,0.4);
  box-shadow: 0 20px 60px rgba(124,58,237,0.15);
}
.service-img-wrap {
  width: 100%; aspect-ratio: 1/1;
  overflow: hidden;
  background: var(--bg-card2);
}
.service-img-wrap img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s ease;
}
.service-card:hover .service-img-wrap img { transform: scale(1.05); }
.service-body { padding: 24px; }
.service-number {
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em;
  color: var(--primary-light); margin-bottom: 10px;
}
.service-body h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; color: #fff; }
.service-body p { font-size: 0.875rem; color: var(--text-muted); line-height: 1.65; margin-bottom: 16px; }
.service-link {
  font-size: 0.85rem; font-weight: 600;
  background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  transition: opacity var(--transition);
}
.service-link:hover { opacity: 0.7; }

/* =========================================
   ABOUT
   ========================================= */
.about { padding: 100px 0; background: linear-gradient(180deg, transparent, rgba(124,58,237,0.04), transparent); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-text .section-title { text-align: left; }
.about-text p { color: var(--text-muted); margin-bottom: 20px; line-height: 1.8; }
.about-features { display: flex; flex-direction: column; gap: 20px; margin-top: 32px; }
.feature-item { display: flex; align-items: flex-start; gap: 16px; }
.feature-icon { font-size: 1.4rem; width: 44px; height: 44px; background: rgba(124,58,237,0.12); border: 1px solid rgba(124,58,237,0.25); border-radius: 12px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.feature-item strong { display: block; font-size: 0.95rem; font-weight: 700; color: #fff; margin-bottom: 2px; }
.feature-item p { font-size: 0.85rem; color: var(--text-muted); margin: 0; }

.about-visual { position: relative; }
.about-card-main {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 24px;
  padding: 40px;
  position: relative;
  overflow: hidden;
}
.about-orb {
  position: absolute; width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(124,58,237,0.2), transparent 70%);
  top: -100px; right: -100px; border-radius: 50%;
  pointer-events: none;
}
.about-stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; position: relative; z-index: 1; }
.about-stat { display: flex; flex-direction: column; gap: 4px; }
.big-num { font-size: 2.5rem; font-weight: 900; background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; line-height: 1; }
.about-stat span:last-child { font-size: 0.8rem; color: var(--text-muted); }

/* =========================================
   CONTACT / ANFRAGE
   ========================================= */
.contact { padding: 100px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 380px; gap: 48px; align-items: start; }
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 24px;
  padding: 40px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 20px;
}
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group.full-width { grid-column: 1 / -1; }
.form-group label { font-size: 0.85rem; font-weight: 600; color: var(--text); }
.label-hint { font-weight: 400; color: var(--text-muted); font-size: 0.78rem; }
.form-group input,
.form-group textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.9rem;
  transition: border-color var(--transition);
  width: 100%;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.15);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: #475569; }
.form-group textarea { resize: vertical; min-height: 100px; }

/* Checkboxen */
.services-checkboxes { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.checkbox-item { display: flex; align-items: center; gap: 12px; cursor: pointer; padding: 10px 14px; border-radius: var(--radius-sm); border: 1px solid var(--border-light); transition: var(--transition); }
.checkbox-item:hover { border-color: rgba(124,58,237,0.4); background: rgba(124,58,237,0.06); }
.checkbox-item input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  pointer-events: auto;
}
.checkbox-custom {
  width: 18px; height: 18px; flex-shrink: 0;
  border: 2px solid #475569; border-radius: 4px;
  transition: var(--transition);
  position: relative;
}
.checkbox-item input:checked ~ .checkbox-custom,
.checkbox-item.checked .checkbox-custom {
  background: var(--gradient);
  border-color: transparent;
}
.checkbox-item input:checked ~ .checkbox-custom::after,
.checkbox-item.checked .checkbox-custom::after {
  content: '✓';
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 11px; font-weight: 700;
}
.checkbox-item input:checked ~ .checkbox-label,
.checkbox-item.checked .checkbox-label { color: #fff; }
.checkbox-item.checked { border-color: rgba(124,58,237,0.5); background: rgba(124,58,237,0.08); }
.checkbox-label { font-size: 0.85rem; color: var(--text-muted); display: flex; align-items: center; gap: 6px; }
.cb-icon { font-size: 1rem; }
.privacy-check { grid-column: 1 / -1; border: none; padding: 0; }
.privacy-check a { color: var(--primary-light); text-decoration: underline; }

.form-success {
  display: none; grid-column: 1/-1;
  background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.3);
  border-radius: var(--radius-sm); padding: 16px 20px;
  color: #86efac; font-size: 0.9rem; align-items: center; gap: 12px;
}
.form-success.visible { display: flex; }
.success-icon { width: 28px; height: 28px; background: #22c55e; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 700; flex-shrink: 0; }
.form-error {
  display: none; grid-column: 1/-1;
  background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3);
  border-radius: var(--radius-sm); padding: 14px 18px;
  color: #fca5a5; font-size: 0.875rem; line-height: 1.8;
}
.form-error strong { color: #fff; font-weight: 600; }
.form-error.visible { display: block; }
.form-legal-hint {
  margin-top: 10px;
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.5;
}
.form-legal-hint a { color: var(--primary-light); text-decoration: underline; }

/* Kontakt-Info */
.contact-info { display: flex; flex-direction: column; gap: 20px; }
.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 28px;
}
.info-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 20px; color: #fff; }
.info-item { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 16px; }
.info-icon { width: 36px; height: 36px; background: rgba(124,58,237,0.12); border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 0.9rem; flex-shrink: 0; }
.info-item strong { display: block; font-size: 0.8rem; color: var(--text-muted); margin-bottom: 2px; }
.info-item a, .info-item span { font-size: 0.9rem; color: var(--text); }
.info-item a:hover { color: var(--primary-light); }
.highlight-card {
  background: linear-gradient(135deg, rgba(124,58,237,0.15), rgba(6,182,212,0.1));
  border-color: rgba(124,58,237,0.3);
  text-align: center;
}
.highlight-icon { font-size: 2rem; margin-bottom: 12px; }
.highlight-card h4 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; color: #fff; }
.highlight-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

/* =========================================
   FOOTER
   ========================================= */
.footer {
  background: #050714;
  border-top: 1px solid var(--border-light);
  padding: 64px 0 32px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand .nav-logo { margin-bottom: 16px; display: inline-block; }
.footer-brand p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.7; max-width: 260px; margin-bottom: 20px; }
.footer-social { display: flex; gap: 10px; }
.social-link {
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.06); border: 1px solid var(--border-light);
  border-radius: 8px; display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; font-weight: 700; color: var(--text-muted);
  transition: var(--transition);
}
.social-link:hover { background: rgba(124,58,237,0.2); border-color: rgba(124,58,237,0.4); color: #fff; }
.footer-col h4 { font-size: 0.85rem; font-weight: 700; color: #fff; margin-bottom: 16px; letter-spacing: 0.04em; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 0.85rem; color: var(--text-muted); transition: color var(--transition); }
.footer-col a:hover { color: var(--primary-light); }
.footer-bottom {
  border-top: 1px solid var(--border-light);
  padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px;
}
.footer-bottom p { font-size: 0.8rem; color: #475569; }

/* =========================================
   UNTERSEITEN (Impressum, AGB, etc.)
   ========================================= */
.legal-page { padding: 140px 0 80px; min-height: 100vh; }
.legal-page h1 { font-size: 2.2rem; font-weight: 800; margin-bottom: 32px; }
.legal-page h2 { font-size: 1.3rem; font-weight: 700; margin: 32px 0 12px; color: #fff; }
.legal-page p, .legal-page li { font-size: 0.95rem; color: var(--text-muted); line-height: 1.8; margin-bottom: 12px; }
.legal-page ul { padding-left: 20px; list-style: disc; }
.legal-page a { color: var(--primary-light); text-decoration: underline; }
.legal-page .back-link { display: inline-flex; align-items: center; gap: 8px; color: var(--primary-light); font-size: 0.9rem; font-weight: 600; margin-bottom: 32px; }
.legal-page .back-link:hover { opacity: 0.8; }

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 1024px) {
  .hero-visual { display: none; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links { display: none; flex-direction: column; position: fixed; top: 0; right: 0; bottom: 0; width: 280px; background: rgba(7,9,26,0.98); backdrop-filter: blur(20px); padding: 80px 32px 32px; gap: 24px; border-left: 1px solid var(--border-light); z-index: 999; transform: translateX(100%); transition: transform var(--transition); }
  .nav-links.open { display: flex; transform: translateX(0); }
  .nav-toggle { display: flex; z-index: 1001; }
  .services-grid { grid-template-columns: 1fr; }
  .services-checkboxes { grid-template-columns: 1fr; }
  .contact-form { grid-template-columns: 1fr; padding: 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero { padding: 100px 24px 60px; }
  .hero-cta { flex-direction: column; }
  .hero-stats { gap: 16px; }
}
@media (max-width: 480px) {
  .about-stat-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
}