/* =====================
   Zellmatik — Main CSS
   ===================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --primary:      #2563EB;
  --primary-dark: #1D4ED8;
  --primary-light:#EFF6FF;
  --dark:         #0F172A;
  --heading:      #1E293B;
  --text:         #475569;
  --muted:        #94A3B8;
  --border:       #E2E8F0;
  --light:        #F8FAFC;
  --white:        #FFFFFF;
  --shadow-sm:    0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:    0 4px 16px rgba(0,0,0,.08);
  --shadow-lg:    0 12px 40px rgba(0,0,0,.10);
  --radius:       12px;
  --transition:   .25s ease;
}

*, *::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;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── Typography ── */
h1, h2, h3, h4 { color: var(--heading); line-height: 1.25; font-weight: 700; }
h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
h3 { font-size: 1.25rem; }
p  { max-width: 65ch; }

/* ── Container ── */
.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 8px;
  font-size: .9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
}
.btn-primary {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(37,99,235,.35);
}
.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-1px);
}
.btn-light {
  background: var(--white);
  color: var(--primary);
  border-color: var(--white);
}
.btn-light:hover {
  background: var(--primary-light);
  border-color: var(--primary-light);
}

/* ── Section spacing ── */
section { padding: 96px 0; }
.section-label {
  display: inline-block;
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
}
.section-title { margin-bottom: 16px; }
.section-sub   { font-size: 1.0625rem; color: var(--text); margin-bottom: 56px; }

/* ═══════════════════════════
   NAV
═══════════════════════════ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: 84px;
  display: flex;
  align-items: center;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.nav-logo {
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -.02em;
}
.nav-logo span { color: var(--primary); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-size: .9375rem;
  font-weight: 500;
  color: var(--text);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--primary);
  transition: width var(--transition);
  border-radius: 2px;
}
.nav-links a:hover,
.nav-links a.active { color: var(--primary); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }
.nav-cta { margin-left: 8px; padding: 9px 22px; font-size: .875rem; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--heading);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ═══════════════════════════
   HOME — Hero
═══════════════════════════ */
.hero {
  padding: 110px 0 96px;
  background: linear-gradient(160deg, var(--light) 0%, var(--white) 60%);
  overflow: hidden;
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  top: -120px; right: -120px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(37,99,235,.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: .8125rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}
.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .5; transform: scale(1.4); }
}
.hero h1 { margin-bottom: 20px; }
.hero h1 span { color: var(--primary); }
.hero-desc {
  font-size: 1.0625rem;
  color: var(--text);
  margin-bottom: 36px;
  max-width: 52ch;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.stat-item strong {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--heading);
  line-height: 1;
}
.stat-item span { font-size: .875rem; color: var(--muted); margin-top: 4px; display: block; }

/* Hero visual */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}
.hero-card {
  background: var(--white);
  border-radius: 20px;
  padding: 32px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  width: 100%;
  max-width: 400px;
}
.hero-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}
.hc-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.hc-dot:nth-child(1) { background: #FC5F5A; }
.hc-dot:nth-child(2) { background: #FDBD2E; }
.hc-dot:nth-child(3) { background: #27C840; }
.code-block {
  background: var(--dark);
  border-radius: 10px;
  padding: 20px;
  font-family: 'Courier New', monospace;
  font-size: .8125rem;
  line-height: 1.8;
  color: #94A3B8;
}
.code-block .kw  { color: #7DD3FC; }
.code-block .fn  { color: #86EFAC; }
.code-block .str { color: #FCA5A5; }
.code-block .num { color: #FCD34D; }
.metric-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 16px;
}
.metric-box {
  background: var(--light);
  border-radius: 10px;
  padding: 14px;
  text-align: center;
}
.metric-box .m-val {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--heading);
}
.metric-box .m-lbl { font-size: .75rem; color: var(--muted); margin-top: 2px; }

/* ═══════════════════════════
   HOME — Features
═══════════════════════════ */
.features { background: var(--white); }
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.feature-card {
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
  background: var(--white);
}
.feature-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.feature-icon {
  width: 48px; height: 48px;
  background: var(--primary-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.375rem;
}
.feature-card h3 { margin-bottom: 10px; font-size: 1.125rem; }
.feature-card p  { font-size: .9375rem; color: var(--text); max-width: none; }

/* ═══════════════════════════
   HOME — CTA Band
═══════════════════════════ */
.cta-band {
  background: var(--dark);
  padding: 80px 0;
  text-align: center;
}
.cta-band h2 { color: var(--white); margin-bottom: 16px; }
.cta-band p  { color: #94A3B8; margin: 0 auto 36px; max-width: 52ch; }

/* ═══════════════════════════
   ABOUT
═══════════════════════════ */
.page-hero {
  background: linear-gradient(160deg, var(--light) 0%, var(--white) 60%);
  padding: 80px 0 72px;
  text-align: center;
}
.page-hero h1 { margin-bottom: 16px; }
.page-hero p  { font-size: 1.0625rem; color: var(--text); margin: 0 auto; max-width: 60ch; }

.about-story {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-story p { margin-bottom: 16px; font-size: .9375rem; }

.about-img-wrap {
  position: relative;
}
.about-img-placeholder {
  background: linear-gradient(135deg, var(--primary-light) 0%, #BFDBFE 100%);
  border-radius: 20px;
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
}
.about-badge {
  position: absolute;
  bottom: -20px; right: -20px;
  background: var(--white);
  border-radius: var(--radius);
  padding: 16px 22px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
}
.about-badge-icon { font-size: 1.75rem; }
.about-badge strong { display: block; font-size: 1.25rem; color: var(--heading); }
.about-badge span  { font-size: .8125rem; color: var(--muted); }

.values { background: var(--light); }
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.value-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.value-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.value-icon { font-size: 2rem; margin-bottom: 14px; }
.value-card h3 { font-size: 1rem; margin-bottom: 8px; }
.value-card p  { font-size: .875rem; max-width: none; }

.team { background: var(--white); }
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.team-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}
.team-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.team-avatar {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
}
.team-avatar.av1 { background: linear-gradient(135deg, #BFDBFE, #93C5FD); }
.team-avatar.av2 { background: linear-gradient(135deg, #BBF7D0, #86EFAC); }
.team-avatar.av3 { background: linear-gradient(135deg, #FDE68A, #FCA5A5); }
.team-info { padding: 20px 24px; }
.team-info h3  { font-size: 1.0625rem; margin-bottom: 4px; }
.team-info .role { font-size: .875rem; color: var(--primary); font-weight: 500; margin-bottom: 10px; }
.team-info p   { font-size: .875rem; color: var(--text); max-width: none; }

/* ═══════════════════════════
   SERVICES
═══════════════════════════ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-bottom: 80px;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 100%;
  background: var(--primary);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform var(--transition);
}
.service-card:hover::before { transform: scaleY(1); }
.service-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.service-icon {
  font-size: 2.25rem;
  margin-bottom: 18px;
}
.service-card h3 { margin-bottom: 10px; }
.service-card p  { font-size: .9375rem; margin-bottom: 20px; max-width: none; }
.service-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  font-size: .75rem;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  padding: 4px 12px;
  border-radius: 100px;
}

.pricing { background: var(--light); }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.pricing-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  transition: var(--transition);
  position: relative;
}
.pricing-card.popular {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(37,99,235,.08);
}
.popular-badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: var(--white);
  font-size: .75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 100px;
  white-space: nowrap;
}
.pricing-name { font-size: .875rem; font-weight: 600; color: var(--primary); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 8px; }
.pricing-price { font-size: 2.5rem; font-weight: 800; color: var(--heading); line-height: 1; }
.pricing-price span { font-size: 1rem; font-weight: 400; color: var(--muted); }
.pricing-desc { font-size: .875rem; color: var(--text); margin: 10px 0 24px; max-width: none; }
.pricing-features { margin-bottom: 28px; }
.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .9rem;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
.pricing-features li:last-child { border-bottom: none; }
.pricing-features li::before { content: '✓'; color: var(--primary); font-weight: 700; flex-shrink: 0; }

/* ═══════════════════════════
   CONTACT
═══════════════════════════ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 64px;
}
.contact-info h3 { margin-bottom: 10px; }
.contact-info > p { font-size: .9375rem; margin-bottom: 36px; max-width: none; }
.contact-items { display: flex; flex-direction: column; gap: 20px; }
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.contact-item-icon {
  width: 44px; height: 44px;
  background: var(--primary-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  flex-shrink: 0;
}
.contact-item-text strong { display: block; font-size: .9375rem; color: var(--heading); }
.contact-item-text span   { font-size: .875rem; color: var(--text); }
.social-links { display: flex; gap: 12px; margin-top: 36px; }
.social-link {
  width: 40px; height: 40px;
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: var(--transition);
}
.social-link:hover {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

/* Form */
.contact-form {
  background: var(--light);
  border-radius: 20px;
  padding: 40px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: .875rem;
  font-weight: 600;
  color: var(--heading);
  margin-bottom: 8px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: .9375rem;
  font-family: inherit;
  color: var(--heading);
  background: var(--white);
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-submit { width: 100%; justify-content: center; padding: 14px; }
.form-note { font-size: .8125rem; color: var(--muted); text-align: center; margin-top: 12px; }

/* Map placeholder */
.map-section { padding-top: 0; padding-bottom: 80px; }
.map-wrap {
  background: linear-gradient(135deg, var(--primary-light) 0%, #BFDBFE 100%);
  border-radius: 20px;
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  color: var(--primary);
  font-weight: 600;
  font-size: 1.0625rem;
  gap: 10px;
}

/* ═══════════════════════════
   FOOTER
═══════════════════════════ */
.footer {
  background: var(--dark);
  color: #94A3B8;
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid #1E293B;
}
.footer-brand .nav-logo { margin-bottom: 14px; }
.footer-brand p { font-size: .875rem; line-height: 1.7; max-width: 30ch; }
.footer-col h4 {
  font-size: .875rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 18px;
  letter-spacing: .03em;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  font-size: .875rem;
  color: #94A3B8;
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--white); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  font-size: .8125rem;
}

/* ═══════════════════════════
   Notification
═══════════════════════════ */
.notification {
  position: fixed;
  bottom: 24px; right: 24px;
  background: var(--dark);
  color: var(--white);
  padding: 14px 22px;
  border-radius: 10px;
  font-size: .9rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  transform: translateY(80px);
  opacity: 0;
  transition: .4s cubic-bezier(.34,1.56,.64,1);
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 10px;
}
.notification.show {
  transform: translateY(0);
  opacity: 1;
}
.notification .n-icon { font-size: 1.1rem; }

/* ═══════════════════════════
   Animations
═══════════════════════════ */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .6s ease, transform .6s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════════════════
   RESPONSIVE
═══════════════════════════ */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .values-grid   { grid-template-columns: repeat(2, 1fr); }
  .footer-grid   { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  section { padding: 64px 0; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .nav-links.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 84px; left: 0; right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 20px 24px;
    gap: 18px;
    box-shadow: var(--shadow-md);
  }
  .nav-links.mobile-open .nav-cta { display: inline-flex; }
  .hero-inner    { grid-template-columns: 1fr; }
  .hero-visual   { display: none; }
  .hero          { padding: 72px 0 64px; }
  .hero-stats    { gap: 20px; }
  .about-story   { grid-template-columns: 1fr; }
  .about-badge   { right: 0; bottom: -16px; }
  .features-grid,
  .services-grid,
  .team-grid,
  .pricing-grid  { grid-template-columns: 1fr; }
  .contact-grid  { grid-template-columns: 1fr; }
  .form-row      { grid-template-columns: 1fr; }
  .footer-grid   { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .hero-stats   { flex-wrap: wrap; }
  .contact-form { padding: 24px 20px; }
}