:root {
  --primary-color: #ff6363;
  --primary-dark: #e55454;
  --background-dark: #0f0f23;
  --background-darker: #0a0a1a;
  --text-light: #ffffff;
  --text-gray: #a0a0a0;
  --text-dark: #6b7280;
  --border-color: rgba(255, 255, 255, 0.1);
  --gradient-primary: linear-gradient(135deg, #ff6363, #4a5dff);
  --gradient-bg:
    radial-gradient(circle at 10% 20%, rgba(255, 99, 99, 0.2), transparent 50%),
    radial-gradient(circle at 30% 40%, rgba(74, 93, 255, 0.2), transparent 50%),
    radial-gradient(circle at 50% 60%, rgba(255, 99, 99, 0.2), transparent 50%),
    radial-gradient(circle at 70% 30%, rgba(74, 93, 255, 0.2), transparent 50%),
    #000;
}

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

body {
  font-family:
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  background: var(--gradient-bg);
  color: var(--text-light);
  line-height: 1.6;
  overflow-x: hidden;
}
.feature-card::before,
.tech-item::before,
.browser-mockup::before,
.install-step::before,
.btn::before,
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.container h2 {
  text-align: center;
}

.nav-logo {
  margin-top: 2px;
  width: 20;
  height: 20px;
  border-radius: 50%;
  object-fit: cover;
}

.navbar {
  position: fixed;
  top: 1rem;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 4rem);
  max-width: 1000px;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(25px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50px;
  z-index: 1000;
  padding: 0.75rem 2rem;
}

.nav-container {
  max-width: none;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.95);
}

.logo {
  font-size: 1.5rem;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  padding: 0.5rem 1rem;
  border-radius: 25px;
  position: relative;
}

.nav-links a:hover {
  color: var(--text-light);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.download-btn {
  background: var(--gradient-primary);
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 0.75rem;
  color: white;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.download-btn:hover {
  background: linear-gradient(135deg, #e55454, #4a5dff);
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding-top: 8rem;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(
      circle at 20% 50%,
      rgba(255, 99, 99, 0.15) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(74, 93, 255, 0.15) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 40% 80%,
      rgba(255, 99, 99, 0.1) 0%,
      transparent 50%
    );
}

.hero-content {
  text-align: center;
  z-index: 2;
  max-width: 800px;
  padding: 0 2rem;
}

.hero-title {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-gray);
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.btn {
  padding: 1rem 2rem;
  border-radius: 0.75rem;
  border: none;
  font-weight: 500;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transition: all 0.3s ease;
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-primary);
  justify-content: center;
  margin: 15px;
  color: white;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #e55454, #4a5dff);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
}

.version-info {
  display: flex;
  justify-content: center;
  gap: 1rem;
  color: var(--text-dark);
  font-size: 0.9rem;
  flex-wrap: wrap;
}

.features {
  padding: 8rem 0;
}

.section-title {
  text-align: center;
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 4rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.features-carousel {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
}

.carousel-container {
  overflow: hidden;
  border-radius: 1rem;
}

.carousel-track {
  display: flex;
  transition: transform 0.5s ease;
}

.feature-card {
  margin-top: 2rem;
  min-width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 3rem 2rem;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  text-align: center;
  opacity: 0.7;
}

.feature-card.active {
  opacity: 1;
}

.feature-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 99, 99, 0.3);
}

.feature-icon {
  font-size: 4rem;
  margin-bottom: 1.5rem;
  color: var(--primary-color);
}

.feature-card h3 {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.feature-card p {
  color: var(--text-gray);
  line-height: 1.7;
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

.carousel-navigation {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  margin-top: 3rem;
}

.carousel-btn {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.carousel-btn:hover {
  background: rgba(255, 99, 99, 0.2);
  border-color: var(--primary-color);
  transform: scale(1.1);
}

.carousel-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: scale(1);
}

.carousel-dots {
  display: flex;
  gap: 0.5rem;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: all 0.3s ease;
}

.dot.active {
  background: var(--primary-color);
  transform: scale(1.2);
}

.dot:hover {
  background: rgba(255, 99, 99, 0.7);
}

.requirements-section {
  padding: 8rem 0;
}

.requirements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.requirement-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 1rem;
  border: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  text-align: center;
}

.requirement-item:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 99, 99, 0.3);
}

.requirement-item i {
  font-size: 3rem;
  color: rgb(255, 255, 255);
}

.requirement-item h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-light);
}

.requirement-item p {
  color: var(--text-gray);
  font-size: 0.95rem;
}

.download {
  padding: 8rem 0;
}

.download-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.download-info h3,
.download-steps h3 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--text-light);
}

.download-info p {
  color: var(--text-gray);
  margin-bottom: 2rem;
}

.code-block {
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.5rem;
  margin: 2rem 0;
  position: relative;
  font-family: "Monaco", "Courier New", monospace;
}

.code-block code {
  color: var(--text-light);
  word-break: break-all;
}

.copy-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  padding: 0.5rem;
  border-radius: 0.5rem;
  cursor: pointer;
  color: var(--text-gray);
  transition: all 0.2s ease;
}

.copy-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  color: var(--text-light);
}

.requirements {
  margin-top: 2rem;
}

.requirements h4 {
  margin-bottom: 1rem;
  color: var(--text-light);
}

.requirements ul {
  list-style: none;
  color: var(--text-gray);
}

.requirements li {
  padding: 0.5rem 0;
  position: relative;
  padding-left: 2rem;
}

.requirements li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
}

.steps-list {
  list-style: none;
  counter-reset: step-counter;
}

.steps-list li {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  margin-bottom: 2rem;
  counter-increment: step-counter;
}

.step-number {
  background: var(--gradient-primary);
  color: white;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  flex-shrink: 0;
}

.step-number::before {
  content: counter(step-counter);
}

.steps-list code {
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  margin-top: 0.5rem;
  display: block;
  font-family: "Monaco", "Courier New", monospace;
  color: var(--text-light);
  border: 1px solid var(--border-color);
}

.demo {
  padding: 8rem 0;
}

.demo-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
  align-items: center;
}

.demo-video {
  position: relative;
  border-radius: 1rem;
  overflow: hidden;

  border: 1px solid var(--border-color);
}

.video-placeholder {
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-bg);
}

.play-button {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 2px solid var(--border-color);
  border-radius: 1rem;
  padding: 2rem 3rem;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 1.25rem;
  color: var(--text-light);
}

.play-button:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: var(--primary-color);
}

.demo-features h3 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--text-light);
}

.demo-features ul {
  list-style: none;
  color: var(--text-gray);
}

.installation {
  padding: 8rem 0;
}

.installation {
  padding: 8rem 0;
}

.install-steps {
  margin-top: 4rem;
  display: flex;
  flex-direction: column;
  gap: 3rem;
  margin-bottom: 4rem;
}

.install-step {
  display: flex;
  align-items: flex-start;
  gap: 2rem;
}

.step-number {
  background: var(--gradient-primary);
  color: white;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.step-content {
  flex: 1;
}

.step-content h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-light);
}

.step-content p {
  color: var(--text-gray);
  margin-top: 1rem;
}

.manual-install {
  margin-top: 4rem;
  padding-top: 4rem;
  border-top: 1px solid var(--border-color);
}

.manual-install h3 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--text-light);
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 6rem 0 4rem;
}

.hero-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: center;
  text-align: left;
}

.hero-text h1 {
  font-size: clamp(3rem, 8vw, 5rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.hero-text p {
  font-size: 1.25rem;
  color: var(--text-gray);
  margin-bottom: 3rem;
  line-height: 1.6;
}

.hero-visual {
  margin-right: 100px;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  max-width: 1024px;
}

.browser-mockup {
  width: 100%;
  max-width: 5000px;

  border-radius: 1rem;
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.browser-header {
  padding: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.browser-controls {
  display: flex;
  gap: 0.5rem;
}

.control {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.control.red {
  background: #ff5f56;
}
.control.yellow {
  background: #ffbd2e;
}
.control.green {
  background: #27ca3f;
}

.browser-url {
  background: rgba(255, 255, 255, 0.1);
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-gray);
  flex: 1;
}

.browser-content {
  aspect-ratio: 16/9;
  overflow: hidden;

  position: relative;
}

.browser-content iframe {
  transform: scale(0.7);
  transform-origin: top left;
  width: 142.86%;
  height: 142.86%;
  position: absolute;
  top: 0;
  left: 0;
  pointer-events: auto;
}

.iframe-overlay {
  display: none;
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 6rem 0 4rem;
}

.tech-stack {
  padding: 8rem 0;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.tech-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 1rem;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.tech-item:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 99, 99, 0.3);
}

.tech-item i {
  font-size: 3rem;
  color: var(--primary-color);
}

.tech-item span {
  font-weight: 500;
  color: var(--text-light);
}

@media (max-width: 768px) {
  .navbar {
    width: calc(100% - 2rem);
    padding: 0.5rem 1.5rem;
    top: 0.5rem;
  }

  .nav-links {
    gap: 1rem;
  }

  .nav-brand span {
    display: none;
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }

  .hero-visual {
    display: none;
  }

  .install-step {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .tech-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
  }

  .tech-item {
    padding: 1.5rem;
  }
}