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

:root {
  --primary: #39D2C0;
  --primary-dark: #2EB5A5;
  --secondary: #F4F5F7;
  --accent: #FF5A5F;
  --text-dark: #1E293B;
  --text-light: #64748B;
  --white: #FFFFFF;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

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

body {
  font-family: 'Outfit', sans-serif;
  color: var(--text-dark);
  background-color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

header {
  padding: 1.5rem 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

header .logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

header nav ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

header nav ul li a {
  font-weight: 600;
  color: var(--text-light);
}

header nav ul li a:hover, header nav ul li a.active {
  color: var(--primary);
}

.btn {
  padding: 0.8rem 1.8rem;
  border-radius: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-block;
  border: none;
}

.btn-primary {
  background-color: var(--primary);
  color: white;
  box-shadow: 0 4px 15px rgba(57, 210, 192, 0.3);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(57, 210, 192, 0.4);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: white;
}

/* Hero Section */
.hero {
  padding: 6rem 5% 4rem;
  display: flex;
  align-items: center;
  gap: 4rem;
  min-height: 80vh;
}

.hero-content {
  flex: 1;
}

.hero-content h1 {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  color: var(--text-dark);
}

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

.hero-content p {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 2.5rem;
  max-width: 500px;
}

.hero-btns {
  display: flex;
  gap: 1rem;
}

.hero-image {
  flex: 1;
  position: relative;
}

.hero-image img {
  width: 100%;
  border-radius: 30px;
  box-shadow: var(--shadow);
}

/* Features */
section {
  padding: 8rem 5%;
}

.section-title {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.section-title p {
  color: var(--text-light);
  font-size: 1.1rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.feature-card {
  padding: 2.5rem;
  background-color: var(--secondary);
  border-radius: 24px;
  transition: all 0.3s ease;
  border: 1px solid transparent;
}

.feature-card:hover {
  background-color: var(--white);
  border-color: var(--primary);
  transform: translateY(-10px);
  box-shadow: var(--shadow);
}

.feature-card .icon {
  width: 60px;
  height: 60px;
  background-color: var(--white);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--primary);
  font-size: 2rem;
  box-shadow: 0 4px 10px rgba(0,0,0,0.02);
}

.feature-card h3 {
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

.feature-card p {
  color: var(--text-light);
}

/* Tutorials */
.tutorial-item {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-bottom: 4rem;
}

.tutorial-item:nth-child(even) {
  flex-direction: row-reverse;
}

.tutorial-text {
  flex: 1;
}

.tutorial-img {
  flex: 1;
}

.tutorial-img img {
  width: 100%;
  border-radius: 20px;
  box-shadow: var(--shadow);
}

/* FAQ */
.faq-grid {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background-color: var(--secondary);
  margin-bottom: 1rem;
  border-radius: 16px;
  overflow: hidden;
}

.faq-question {
  padding: 1.5rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
}

.faq-answer {
  padding: 0 1.5rem 1.5rem;
  color: var(--text-light);
  display: none;
}

/* Footer */
footer {
  background-color: var(--text-dark);
  color: var(--white);
  padding: 5rem 5% 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-col h4 {
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 0.8rem;
  opacity: 0.7;
}

.footer-col ul li:hover {
  opacity: 1;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.9rem;
  opacity: 0.5;
}

/* Mobile Responsive */
@media (max-width: 900px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding-top: 4rem;
  }
  .hero-content h1 {
    font-size: 3rem;
  }
  .hero-content p {
    margin: 1.5rem auto 2.5rem;
  }
  .hero-btns {
    justify-content: center;
  }
  header nav {
    display: none;
  }
}