* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
  font-family: 'Segoe UI', sans-serif;
}

body {
  background: #0d0d0d;
  color: #f0f0f0;
  font-size: 18px;
  line-height: 1.6;
  cursor: url('cursor.cur'), auto;
}

header {
  background-color: #121212;
  padding: 30px 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 20px #00000080;
}

.logo {
  font-size: 2.2rem;
  color: #6ee76e;
  font-weight: bold;
  letter-spacing: 1px;
}

nav ul {
  display: flex;
  gap: 40px;
  list-style: none;
}

nav a {
  color: #ffffff;
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 500;
  transition: 0.3s;
}

nav a:hover {
  color: #6ee76e;
}

.btn-login {
  background-color: #6ee76e;
  border: none;
  padding: 14px 24px;
  border-radius: 10px;
  margin-left: 30px;
  color: black;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
  transition: 0.3s;
  box-shadow: 0 0 15px #6ee76e70;
}

.btn-login:hover {
  background-color: #5cd55c;
}

.hero {
  background: url('https://imgur.com/a/P4kAl8i') no-repeat center center/cover;
  padding: 180px 5%;
  text-align: center;
  color: white;
}

.plan-icon {
  width: 32px;
  height: 32px;
  vertical-align: middle;
  margin-right: 8px;
}


.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 20px;
  text-shadow: 0 0 30px #000;
}

.hero p {
  font-size: 1.5rem;
  margin-bottom: 30px;
  text-shadow: 0 0 20px #000;
}

.btn-primary {
  background: #6ee76e;
  color: black;
  padding: 16px 30px;
  border-radius: 12px;
  font-size: 1.1rem;
  font-weight: bold;
  text-decoration: none;
  transition: 0.3s;
  box-shadow: 0 0 20px #6ee76e70;
}

.btn-primary:hover {
  background: #4ec84e;
}

.btn-choose {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.6rem 1.4rem;
  background-color: #3ddc84;
  color: #000;
  text-decoration: none;
  font-weight: bold;
  border-radius: 6px;
  transition: background-color 0.3s ease;
  text-align: center;
}

.btn-choose:hover {
  background-color: #2ebf6b;
  color: #000;
}

section {
  padding: 100px 5%;
  max-width: 1400px;
  margin: auto;
}

h2 {
  font-size: 2.5rem;
  margin-bottom: 50px;
  text-align: center;
  color: #6ee76e;
}

.plan-cards {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}

.card {
  background: #1c1c1c;
  padding: 40px;
  border-radius: 20px;
  width: 350px;
  text-align: center;
  box-shadow: 0 0 25px #00000080;
  transition: transform 0.3s;
}

.card:hover {
  transform: scale(1.03);
}

.card.featured {
  border: 3px solid #6ee76e;
  background: #252525;
}

.card h3 {
  font-size: 1.8rem;
  margin-bottom: 10px;
}

.card p {
  color: #6ee76e;
  font-size: 1.3rem;
  margin-bottom: 20px;
  font-weight: bold;
}

.card ul {
  list-style: none;
  padding: 0;
  margin-bottom: 25px;
}

.card li {
  margin-bottom: 10px;
  font-size: 1.05rem;
}

.card button {
  background: #6ee76e;
  color: black;
  padding: 12px 28px;
  font-size: 1rem;
  font-weight: bold;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: 0.3s;
  box-shadow: 0 0 15px #6ee76e70;
}

.card button:hover {
  background: #4ec84e;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
}

.feature {
  background: #181818;
  padding: 30px;
  border-left: 6px solid #6ee76e;
  border-radius: 15px;
  box-shadow: 0 0 20px #00000060;
}

.feature h4 {
  font-size: 1.5rem;
  margin-bottom: 15px;
  color: #6ee76e;
}

.contact form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
  max-width: 600px;
  margin: auto;
}

.contact input,
.contact textarea {
  padding: 16px;
  background: #2a2a2a;
  border: none;
  border-radius: 10px;
  color: white;
  font-size: 1rem;
}

.contact textarea {
  height: 160px;
}

.contact button {
  background: #6ee76e;
  padding: 14px 28px;
  font-size: 1.1rem;
  color: black;
  border: none;
  border-radius: 10px;
  font-weight: bold;
  cursor: pointer;
  transition: 0.3s;
}

.contact button:hover {
  background: #4ec84e;
}

footer {
  background: #0a0a0a;
  text-align: center;
  padding: 30px;
  font-size: 1rem;
  color: #888;
  margin-top: 50px;
}

/* === АНИМАЦИИ ПРИ ВЛИЗАНЕ === */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards;
}

/* === ПУЛСИРАЩ БУТОН === */
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(61, 220, 132, 0.7); }
  70% { box-shadow: 0 0 0 15px rgba(61, 220, 132, 0); }
  100% { box-shadow: 0 0 0 0 rgba(61, 220, 132, 0); }
}

.btn-choose {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.6rem 1.4rem;
  background-color: #3ddc84;
  color: #000;
  text-decoration: none;
  font-weight: bold;
  border-radius: 6px;
  transition: background-color 0.3s ease;
  animation: pulse 2s infinite;
}

.btn-choose:hover {
  background-color: #2ebf6b;
  transform: scale(1.05);
}

/* === ПАРТИКЪЛ ЗАДЕН ФОН === */
#particles-js {
  position: fixed;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: #0d1117;
}