/* RESET & BASE */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Inter", sans-serif;
  background: #0b0f19;
  color: #e5e7eb;
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: auto;
}

.text-accent {
  color: #6366f1;
}

/* NAV */
.header {
  position: sticky;
  top: 0;
  background: rgba(11, 15, 25, 0.85);
  backdrop-filter: blur(12px);
  z-index: 100;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}

.logo {
  font-size: 1.25rem;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #fff;
}

nav a {
  margin-left: 30px;
  text-decoration: none;
  color: #9ca3af;
  font-weight: 500;
  transition: color 0.3s ease;
}

nav a:hover {
  color: #ffffff;
}

.cta-nav {
  color: #6366f1;
}

.cta-nav:hover {
  color: #818cf8;
}

/* HERO */
.hero {
  padding: 100px 0 140px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 3.5rem); /* Responsive typography */
  line-height: 1.1;
  margin-bottom: 24px;
  color: #ffffff;
}

.hero p {
  font-size: 1.125rem;
  color: #9ca3af;
  margin-bottom: 24px;
}

.hero-benefits {
  list-style: none;
  margin-bottom: 32px;
}

.hero-benefits li {
  margin-bottom: 8px;
  color: #e5e7eb;
  font-weight: 500;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* BUTTONS */
.btn {
  display: inline-block;
  background: linear-gradient(135deg, #6366f1, #22d3ee);
  padding: 14px 32px;
  border-radius: 8px;
  text-decoration: none;
  color: white;
  font-weight: 600;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
  border: none;
  cursor: pointer;
  text-align: center;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px -10px rgba(99, 102, 241, 0.5);
}

.btn.ghost {
  background: transparent;
  border: 1px solid #334155;
  color: #e5e7eb;
}

.btn.ghost:hover {
  background: rgba(255, 255, 255, 0.05);
  box-shadow: none;
  border-color: #475569;
}

/* HERO MOCKUP */
.hero-card {
  background: rgba(255, 255, 255, 0.03);
  padding: 16px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.hero-mock {
  height: 300px;
  border-radius: 12px;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.mock-header {
  padding: 12px;
  background: #0f172a;
  display: flex;
  gap: 6px;
}

.mock-header span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #334155;
}

.mock-body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #475569;
  font-weight: 600;
}

/* SECTIONS */
.section {
  padding: 120px 0;
}

.alt {
  background: #020617;
  border-top: 1px solid rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid rgba(255, 255, 255, 0.02);
}

.section-header {
  margin-bottom: 60px;
}

h2 {
  font-size: 2.5rem;
  color: #ffffff;
  margin-bottom: 16px;
}

.subtitle {
  color: #9ca3af;
  font-size: 1.125rem;
}

/* GRID & CARDS */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.card {
  background: #111827;
  padding: 40px 30px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition:
    transform 0.3s ease,
    border-color 0.3s ease;
  position: relative;
}

.card:hover {
  transform: translateY(-5px);
  border-color: rgba(99, 102, 241, 0.3);
}

.card.highlight {
  border: 1px solid #6366f1;
  background: linear-gradient(
    180deg,
    rgba(99, 102, 241, 0.05) 0%,
    rgba(17, 24, 39, 1) 100%
  );
}

.badge {
  position: absolute;
  top: -12px;
  left: 30px;
  background: linear-gradient(135deg, #6366f1, #22d3ee);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: bold;
  color: white;
}

.card h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  color: #ffffff;
}

.card p {
  color: #9ca3af;
  margin-bottom: 24px;
}

.card ul {
  list-style: none;
  margin-bottom: 24px;
}

.card ul li {
  margin-bottom: 10px;
  padding-left: 24px;
  position: relative;
  color: #d1d5db;
}

.card ul li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: #6366f1;
}

.price {
  font-size: 1.5rem;
  font-weight: 700;
  color: #22d3ee;
  margin-top: auto;
}

/* PROCESS */
.process {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 40px;
}

.step span {
  display: inline-block;
  font-size: 3rem;
  color: rgba(99, 102, 241, 0.2);
  font-weight: 800;
  line-height: 1;
  margin-bottom: 16px;
}

.step h4 {
  font-size: 1.25rem;
  margin-bottom: 12px;
  color: #ffffff;
}

.step p {
  color: #9ca3af;
}

/* CONTACT */
.contact-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  background: #111827;
  padding: 60px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.contact-info {
  margin-top: 32px;
}

.contact-info p {
  margin-bottom: 8px;
  color: #e5e7eb;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

input,
textarea {
  width: 100%;
  padding: 16px;
  border-radius: 12px;
  border: 1px solid #334155;
  background: #0f172a;
  color: #f8fafc;
  font-family: inherit;
  font-size: 1rem;
  transition:
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}

input::placeholder,
textarea::placeholder {
  color: #64748b;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: #6366f1;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

.btn-submit {
  width: 100%;
}

footer {
  text-align: center;
  padding: 40px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: #64748b;
  font-size: 0.875rem;
}

/* RESPONSIVE DESIGN (MOBILE) */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-benefits {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .contact-box {
    grid-template-columns: 1fr;
    padding: 40px 30px;
  }
}

@media (max-width: 768px) {
  nav {
    display: none; /* W prawdziwym projekcie tutaj dodałbyś Hamburger Menu */
  }

  h2 {
    font-size: 2rem;
  }

  .section {
    padding: 80px 0;
  }
}