*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy: #0a0f1e;
  --navy-mid: #111827;
  --navy-card: #141d2e;
  --navy-border: #1e2d45;
  --cyan: #00d4ff;
  --cyan-dim: rgba(0, 212, 255, 0.12);
  --white: #ffffff;
  --grey: #8a9ab5;
  --grey-light: #b8c4d8;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max: 1140px;
  --radius: 16px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }

body {
  background-color: var(--navy);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

.accent { color: var(--cyan); }

.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  border: 1px solid rgba(0, 212, 255, 0.3);
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 18px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  border: none;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--cyan);
  color: var(--navy);
  box-shadow: 0 0 0 0 rgba(0, 212, 255, 0.4);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 212, 255, 0.35);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 1.5px solid var(--navy-border);
}
.btn-ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
}

.btn-full { width: 100%; }

.logo {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  color: var(--white);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.logo span { color: var(--cyan); }

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 0;
  background: transparent;
  transition: background 0.4s ease, border-color 0.4s ease, padding 0.4s ease, box-shadow 0.4s ease;
  border-bottom: 1px solid transparent;
}
.navbar.scrolled {
  background: rgba(10, 15, 30, 0.97);
  border-color: var(--navy-border);
  padding: 12px 0;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  color: var(--grey-light);
  text-decoration: none;
  font-size: 14px;
  font-weight: 400;
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--white); }
.nav-links .nav-cta {
  background: var(--cyan);
  color: var(--navy);
  padding: 9px 20px;
  border-radius: 8px;
  font-weight: 500;
}
.nav-links .nav-cta:hover { color: var(--navy); opacity: 0.88; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform var(--transition), opacity 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); }

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 140px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(30, 45, 69, 0.4) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 45, 69, 0.4) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.18;
}
.blob-1 {
  width: 500px;
  height: 500px;
  background: var(--cyan);
  top: -100px;
  right: -100px;
  animation: blobFloat 8s ease-in-out infinite;
}
.blob-2 {
  width: 350px;
  height: 350px;
  background: #3b5bdb;
  bottom: 0;
  left: -80px;
  animation: blobFloat 10s ease-in-out infinite reverse;
}

@keyframes blobFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, -30px) scale(1.05); }
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--cyan);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.hero-tag::before {
  content: '';
  display: inline-block;
  width: 28px;
  height: 2px;
  background: var(--cyan);
  border-radius: 2px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 18px;
  color: var(--grey-light);
  max-width: 520px;
  margin-bottom: 40px;
  font-weight: 300;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
  margin-bottom: 0;
}
.stat { display: flex; flex-direction: column; gap: 2px; }
.stat strong {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  color: var(--white);
}
.stat span {
  font-size: 12px;
  color: var(--grey);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.stat-divider {
  width: 1px;
  height: 36px;
  background: var(--navy-border);
}

.hero-scroll-hint {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  z-index: 1;
}
.hero-scroll-hint span {
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--grey);
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--cyan), transparent);
  animation: scrollLine 1.8s ease-in-out infinite;
}
@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; opacity: 1; }
  50% { transform: scaleY(1); transform-origin: top; opacity: 1; }
  100% { transform: scaleY(1); transform-origin: bottom; opacity: 0; }
}

.sluzby, .proc-ja, .portfolio, .proces, .cenik, .kontakt {
  padding: 100px 0;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 52px;
}

.card {
  background: var(--navy-card);
  border: 1px solid var(--navy-border);
  border-radius: var(--radius);
  padding: 32px 28px;
  position: relative;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--cyan-dim), transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}
.card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 212, 255, 0.4);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}
.card:hover::before { opacity: 1; }

.card-icon {
  width: 48px;
  height: 48px;
  background: var(--cyan-dim);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--cyan);
}
.card-icon svg { width: 22px; height: 22px; }

.card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}
.card p { font-size: 14px; color: var(--grey-light); line-height: 1.6; }

.card-tag {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--cyan);
  color: var(--navy);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
}

.proc-ja { background: var(--navy-mid); }

.proc-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.proc-left .section-title { margin-bottom: 18px; }

.proc-desc {
  color: var(--grey-light);
  margin-bottom: 36px;
  font-size: 16px;
  line-height: 1.7;
}

.proc-right {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.advantage {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}
.adv-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  background: var(--cyan-dim);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan);
}
.adv-icon svg { width: 20px; height: 20px; }
.advantage h4 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
}
.advantage p { font-size: 14px; color: var(--grey-light); }

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 52px;
  max-width: 420px;
}

.portfolio-card {
  background: var(--navy-card);
  border: 1px solid var(--navy-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.portfolio-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.4);
}

.portfolio-img {
  position: relative;
  height: 220px;
  overflow: hidden;
}
.portfolio-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.portfolio-card:hover .portfolio-img img { transform: scale(1.06); }

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 212, 255, 0.15);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
}
.portfolio-overlay span {
  background: var(--cyan);
  color: var(--navy);
  font-size: 13px;
  font-weight: 600;
  padding: 9px 20px;
  border-radius: 8px;
}
.portfolio-card:hover .portfolio-overlay { opacity: 1; }

.portfolio-info { padding: 24px; }

.portfolio-tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 8px;
}
.portfolio-info h3 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
}
.portfolio-info p { font-size: 13px; color: var(--grey-light); line-height: 1.6; }

.proces { background: var(--navy-mid); }
.proces .section-title { text-align: center; }
.proces .section-label { display: block; text-align: center; }

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 64px;
  position: relative;
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 16px;
  position: relative;
}

.step-number {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  color: var(--cyan);
  background: var(--navy-card);
  border: 2px solid var(--cyan);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
  position: relative;
}

.step-line {
  position: absolute;
  top: 26px;
  left: calc(50% + 26px);
  right: calc(-50% + 26px);
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--navy-border));
}
.step-line.last { display: none; }

.step-content {
  margin-top: 24px;
  padding: 0 8px;
}
.step-content h3 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}
.step-content p { font-size: 13px; color: var(--grey-light); line-height: 1.6; }

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 52px;
  align-items: start;
}

.pricing-card {
  background: var(--navy-card);
  border: 1px solid var(--navy-border);
  border-radius: var(--radius);
  padding: 36px 28px;
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
}
.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}
.pricing-card.featured {
  border-color: var(--cyan);
  background: linear-gradient(160deg, rgba(0, 212, 255, 0.07), var(--navy-card));
  transform: translateY(-8px);
}
.pricing-card.featured:hover { transform: translateY(-14px); }

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--cyan);
  color: var(--navy);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 16px;
  border-radius: 100px;
  white-space: nowrap;
}

.pricing-header { margin-bottom: 28px; }
.pricing-name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 8px;
}
.pricing-price {
  font-size: 15px;
  color: var(--grey-light);
}
.pricing-price strong {
  font-family: var(--font-display);
  font-size: 38px;
  font-weight: 800;
  color: var(--white);
}

.pricing-features {
  list-style: none;
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--grey-light);
}
.pricing-features li svg { width: 16px; height: 16px; flex-shrink: 0; color: var(--cyan); }
.pricing-features li.disabled { opacity: 0.35; }
.pricing-features li.disabled svg { color: var(--grey); }

.pricing-note {
  text-align: center;
  color: var(--grey);
  font-size: 13px;
  margin-top: 28px;
}

.kontakt { background: var(--navy-mid); }

.kontakt-inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}

.kontakt-simple {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  grid-template-columns: none;
  max-width: 520px;
  margin: 0 auto;
}

.kontakt-simple .section-title { margin-bottom: 14px; }
.kontakt-simple p { color: var(--grey-light); margin-bottom: 36px; font-size: 16px; }

.kontakt-simple .contact-info {
  display: flex;
  gap: 32px;
  justify-content: center;
  flex-wrap: wrap;
}

.kontakt-simple .contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 17px;
  color: var(--grey-light);
  background: var(--navy-card);
  border: 1px solid var(--navy-border);
  border-radius: 12px;
  padding: 16px 24px;
  transition: border-color var(--transition), transform var(--transition);
}
.kontakt-simple .contact-item:hover {
  border-color: var(--cyan);
  transform: translateY(-3px);
}
.kontakt-simple .contact-item svg { width: 22px; height: 22px; color: var(--cyan); flex-shrink: 0; }



.footer {
  padding: 32px 0;
  border-top: 1px solid var(--navy-border);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-inner p {
  font-size: 13px;
  color: var(--grey);
}
.footer-nav {
  display: flex;
  gap: 24px;
}
.footer-nav a {
  font-size: 13px;
  color: var(--grey);
  text-decoration: none;
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--cyan); }

.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 44px;
  height: 44px;
  background: var(--navy-card);
  border: 1px solid var(--navy-border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  text-decoration: none;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity var(--transition), transform var(--transition), border-color var(--transition);
  z-index: 50;
}
.back-to-top.visible { opacity: 1; transform: translateY(0); }
.back-to-top:hover { border-color: var(--cyan); color: var(--cyan); }
.back-to-top svg { width: 18px; height: 18px; }

@media (max-width: 1024px) {
  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin-left: auto; margin-right: auto; }
  .pricing-card.featured { transform: none; }
  .pricing-card.featured:hover { transform: translateY(-4px); }
  .steps { grid-template-columns: 1fr 1fr; gap: 48px 24px; }
  .step-line { display: none; }
  .proc-inner { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    inset: 0;
    top: 0;
    background: var(--navy);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 28px;
    z-index: 99;
    transform: translateX(100%);
    transition: transform var(--transition);
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links a { font-size: 18px; }
  .hamburger { display: flex; z-index: 100; }
  .steps { grid-template-columns: 1fr; gap: 40px; }
  .step { align-items: flex-start; text-align: left; }
  .hero-scroll-hint { display: none; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .hero { padding-top: 100px; }
  .hero-stats { gap: 16px; }
  .stat-divider { display: none; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .cards-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .kontakt-simple .contact-info { flex-direction: column; align-items: stretch; }
}