/* OpsLab – główne style */
:root {
  --bg: #0f172a;
  --bg-alt: #020617;
  --card: #111827;
  --accent: #38bdf8;
  --accent-soft: rgba(56,189,248,0.12);
  --text: #e5e7eb;
  --muted: #9ca3af;
  --radius: 12px;
  --radius-lg: 18px;
  --shadow-soft: 0 18px 40px rgba(15,23,42,0.9);
}

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

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #1e293b 0, #020617 45%, #000 100%);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Header / nav */

header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(15,23,42,0.92), rgba(15,23,42,0.7), transparent);
  border-bottom: 1px solid rgba(148,163,184,0.15);
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0 0.75rem;
  position: relative;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.logo-img {
  width: 32px;
  height: 32px;
}

.logo-sub {
  font-weight: 400;
  font-size: 0.7rem;
  color: #9ca3af;
}

.nav-links ul {
  list-style: none;
  display: flex;
  gap: 1.35rem;
  font-size: 0.9rem;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  position: relative;
  padding-bottom: 0.25rem;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0%;
  height: 2px;
  background: var(--accent);
  transition: width 0.18s ease-out;
}

.nav-links a:hover::after {
  width: 100%;
}

.btn-nav {
  padding: 0.45rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(148,163,184,0.4);
  font-size: 0.85rem;
  background: rgba(15,23,42,0.7);
  cursor: pointer;
  color: var(--text);
}

.btn-nav:hover {
  background: rgba(30,64,175,0.7);
  border-color: var(--accent);
}

/* Hamburger */

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid rgba(148,163,184,0.5);
  background: rgba(15,23,42,0.85);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: #e5e7eb;
  transition: transform 0.16s ease, opacity 0.16s ease;
}

/* Mobile menu */

.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.6rem 0 0.9rem;
  border-top: 1px solid rgba(148,163,184,0.25);
}

.nav-mobile a {
  font-size: 0.9rem;
  color: var(--muted);
}

.nav-mobile-cta {
  margin-top: 0.4rem;
  align-self: flex-start;
}

/* Layout */

main {
  padding-bottom: 4rem;
}

section {
  padding: 2.2rem 0;
}

/* Hero */

.hero {
  padding: 3.5rem 0 2.5rem;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 2.5rem;
  align-items: center;
}

.hero-kicker {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 1rem;
}

.hero h1 {
  font-size: clamp(2.1rem, 3vw, 2.6rem);
  line-height: 1.15;
  margin-bottom: 1rem;
}

.hero h1 span {
  color: var(--accent);
}

.hero-sub {
  color: var(--muted);
  font-size: 0.98rem;
  max-width: 520px;
  margin-bottom: 1.4rem;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.6rem;
}

.badge {
  border-radius: 999px;
  padding: 0.25rem 0.8rem;
  font-size: 0.78rem;
  border: 1px solid rgba(148,163,184,0.4);
  color: var(--muted);
  background: rgba(15,23,42,0.8);
}

.badge-highlight {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: #e0f2fe;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 1.5rem;
}

.btn-primary {
  border: none;
  border-radius: 999px;
  padding: 0.7rem 1.4rem;
  background: linear-gradient(135deg, #38bdf8, #0ea5e9);
  color: #0b1120;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  box-shadow: 0 12px 30px rgba(56,189,248,0.4);
}

.btn-primary:hover {
  filter: brightness(1.05);
}

.btn-ghost {
  border-radius: 999px;
  padding: 0.65rem 1.2rem;
  background: transparent;
  border: 1px solid rgba(148,163,184,0.6);
  color: var(--muted);
  font-size: 0.88rem;
  cursor: pointer;
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.hero-note {
  font-size: 0.8rem;
  color: var(--muted);
}

/* Hero side card */

.hero-card {
  background: radial-gradient(circle at top left, rgba(56,189,248,0.16), rgba(15,23,42,0.95));
  border-radius: var(--radius-lg);
  padding: 1.6rem 1.5rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(148,163,184,0.3);
}

.hero-card h2 {
  font-size: 1.02rem;
  margin-bottom: 0.75rem;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
  margin-top: 0.9rem;
  margin-bottom: 0.9rem;
}

.metric {
  padding: 0.6rem 0.7rem;
  border-radius: var(--radius);
  background: rgba(15,23,42,0.9);
  border: 1px solid rgba(148,163,184,0.3);
  font-size: 0.8rem;
}

.metric strong {
  display: block;
  font-size: 1.05rem;
}

.hero-card ul {
  list-style: none;
  font-size: 0.82rem;
  color: var(--muted);
}

.hero-card li::before {
  content: "• ";
  color: var(--accent);
}

/* Sections */

.section-title {
  font-size: 1.4rem;
  margin-bottom: 0.6rem;
}

.section-kicker {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin-bottom: 0.3rem;
}

.section-lead {
  color: var(--muted);
  font-size: 0.92rem;
  max-width: 640px;
  margin-bottom: 1.6rem;
}

/* Grids */

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
}

/* Cards */

.card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 1.1rem 1.1rem;
  border: 1px solid rgba(148,163,184,0.25);
}

.card h3 {
  font-size: 1rem;
  margin-bottom: 0.4rem;
}

.card p {
  font-size: 0.88rem;
  color: var(--muted);
}

.card ul {
  margin-top: 0.45rem;
  padding-left: 1rem;
  font-size: 0.86rem;
  color: var(--muted);
}

/* Pills */

.pill {
  display: inline-block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
  margin-bottom: 0.35rem;
}

/* Pricing */

.pricing {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.price-card {
  background: var(--card);
  border-radius: 18px;
  padding: 1.4rem 1.3rem;
  border: 1px solid rgba(148,163,184,0.35);
}

.price-card.highlight {
  border-color: var(--accent);
  box-shadow: 0 12px 32px rgba(56,189,248,0.3);
  background: radial-gradient(circle at top, rgba(56,189,248,0.2), #020617);
}

.price-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.6rem;
}

.price {
  font-size: 1.3rem;
  font-weight: 600;
}

.price-vat {
  font-size: 0.75rem;
  color: #9ca3af;
}

.price-note {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.7rem;
}

.price-card ul {
  font-size: 0.85rem;
  color: var(--muted);
  padding-left: 1rem;
  margin-bottom: 0.9rem;
}

/* FAQ */

.faq-item {
  border-radius: var(--radius);
  border: 1px solid rgba(148,163,184,0.3);
  padding: 0.9rem 0.95rem;
  background: rgba(15,23,42,0.85);
}

.faq-q {
  font-weight: 500;
  font-size: 0.92rem;
  margin-bottom: 0.25rem;
}

.faq-a {
  font-size: 0.85rem;
  color: var(--muted);
}

/* Contact */

.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 1.4rem;
}

form {
  display: grid;
  gap: 0.75rem;
  font-size: 0.86rem;
}

label {
  display: block;
  margin-bottom: 0.25rem;
  font-size: 0.8rem;
  color: var(--muted);
}

input,
textarea {
  width: 100%;
  padding: 0.55rem 0.6rem;
  border-radius: 8px;
  border: 1px solid rgba(148,163,184,0.45);
  background: rgba(15,23,42,0.9);
  color: var(--text);
  font-size: 0.86rem;
}

textarea {
  min-height: 130px;
  resize: vertical;
}

.form-note {
  font-size: 0.75rem;
  color: #9ca3af;
  margin-top: 0.35rem;
}

.contact-block {
  font-size: 0.86rem;
  color: #9ca3af;
  margin-top: 0.4rem;
}

.contact-block.small {
  font-size: 0.8rem;
  margin-top: 0.9rem;
}

/* Footer */

.footer {
  border-top: 1px solid rgba(148,163,184,0.25);
  padding: 1.4rem 0 2rem;
  font-size: 0.8rem;
  color: var(--muted);
  text-align: center;
}

/* Responsive */

@media (max-width: 900px) {
  .nav-links {
    display: none;
  }

  .desktop-only {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-mobile.open {
    display: flex;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr);
    padding-top: 3.6rem;
  }

  .grid-3,
  .grid-2,
  .pricing,
  .contact-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}