:root {
  --primary-color: #4caf50;
  --primary-dark: #2e7d32;
  --primary-light: #81c784;
  --accent-color: #00e676;
  --accent-glow: rgba(0, 230, 118, 0.3);
  --bg-color: #0a0a0a;
  --bg-secondary: #121212;
  --surface-color: #1a1a1a;
  --surface-elevated: #1e1e1e;
  --text-primary: #ffffff;
  --text-secondary: #b3b3b3;
  --text-tertiary: #808080;
  --glass-bg: rgba(30, 30, 30, 0.6);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  --gradient-primary: linear-gradient(
    135deg,
    var(--primary-color),
    var(--accent-color)
  );
  --gradient-secondary: linear-gradient(135deg, #4caf50, #2e7d32);
  --gradient-hero:
    radial-gradient(
      circle at top right,
      rgba(76, 175, 80, 0.15),
      transparent 50%
    ),
    radial-gradient(
      circle at bottom left,
      rgba(0, 230, 118, 0.1),
      transparent 50%
    );

  --container-width: 1200px;
  --section-padding: 100px;
  --border-radius: 16px;
  --border-radius-lg: 24px;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

@font-face {
  font-family: "Poppins";
  src: url("../resources/fonts/Poppins-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
}

@font-face {
  font-family: "Space Grotesk";
  src: url("../resources/fonts/SpaceGrotesk-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
}

@font-face {
  font-family: "Questrial";
  src: url("../resources/fonts/Questrial-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
}

@font-face {
  font-family: "Material Symbols Rounded";
  src: url("../resources/icons/MaterialIconsRound-Regular.otf")
    format("opentype");
  font-weight: normal;
  font-style: normal;
}

.material-icons {
  font-family: "Material Symbols Rounded";
  font-weight: normal;
  font-style: normal;
  font-size: 24px;
  display: inline-block;
  line-height: 1;
  text-transform: none;
  letter-spacing: normal;
  word-wrap: normal;
  white-space: nowrap;
  direction: ltr;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "liga";
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family:
    "Poppins",
    "Space Grotesk",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 20px 0;
  z-index: 1000;
  backdrop-filter: blur(20px) saturate(180%);
  background: rgba(10, 10, 10, 0.85);
  border-bottom: 1px solid var(--glass-border);
  transition: all var(--transition-normal);
}

header.scrolled {
  padding: 12px 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}

.logo-img {
  height: 40px;
  width: auto;
  transition: transform var(--transition-normal);
}

.logo-container:hover .logo-img {
  transform: rotate(-5deg) scale(1.05);
}

.logo-text {
  font-size: 24px;
  font-weight: 800;
  font-family: "Space Grotesk", sans-serif;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.5px;
}

.nav-desktop ul {
  display: flex;
  gap: 40px;
  list-style: none;
  align-items: center;
}

.nav-desktop a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-desktop a::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width var(--transition-normal);
}

.nav-desktop a:hover {
  color: var(--text-primary);
}

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

.btn-download-nav {
  background: var(--gradient-primary);
  padding: 10px 24px;
  border-radius: 24px;
  color: white !important;
  font-weight: 600;
  box-shadow: 0 4px 12px var(--accent-glow);
  transition: all var(--transition-normal);
}

.btn-download-nav::after {
  display: none;
}

.btn-download-nav:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--accent-glow);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-toggle span {
  width: 25px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-normal);
  border-radius: 2px;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(7px, 7px);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(10, 10, 10, 0.98);
  backdrop-filter: blur(20px);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-slow);
}

.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav ul {
  list-style: none;
  text-align: center;
}

.mobile-nav li {
  margin: 30px 0;
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-slow);
}

.mobile-menu-overlay.active .mobile-nav li {
  opacity: 1;
  transform: translateY(0);
}

.mobile-nav a {
  color: var(--text-primary);
  text-decoration: none;
  font-size: 28px;
  font-weight: 600;
  transition: color var(--transition-fast);
}

.mobile-nav a:hover {
  color: var(--primary-color);
}

.btn-download-mobile {
  display: inline-block;
  background: var(--gradient-primary);
  padding: 16px 40px;
  border-radius: 30px;
  margin-top: 20px;
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 120px 24px 80px;
  background: var(--gradient-hero);
  overflow: hidden;
}

.particles-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    radial-gradient(
      circle at 20% 30%,
      rgba(76, 175, 80, 0.05) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 70%,
      rgba(0, 230, 118, 0.05) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 40% 80%,
      rgba(76, 175, 80, 0.03) 0%,
      transparent 40%
    );
  animation: particlesFloat 20s ease-in-out infinite;
}

@keyframes particlesFloat {
  0%,
  100% {
    transform: translateY(0) scale(1);
  }

  50% {
    transform: translateY(-20px) scale(1.05);
  }
}

.hero-content {
  max-width: 700px;
  text-align: center;
  position: relative;
  z-index: 1;
  animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-badge {
  display: inline-block;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-color);
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.hero h1 {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 900;
  font-family: "Space Grotesk", sans-serif;
  line-height: 1.1;
  margin-bottom: 24px;
  background: linear-gradient(135deg, #ffffff, #b3b3b3);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -1.5px;
}

.hero p {
  font-size: clamp(16px, 2vw, 20px);
  color: var(--text-secondary);
  margin-bottom: 40px;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  border-radius: 30px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
  box-shadow: 0 8px 30px var(--accent-glow);
  transform: translateY(-3px);
}

.btn-secondary {
  background: transparent;
  border: 2px solid var(--glass-border);
  color: var(--text-primary);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  border-color: var(--primary-color);
  background: rgba(76, 175, 80, 0.1);
}

.btn-large {
  padding: 20px 48px;
  font-size: 18px;
}

.hero-stats {
  display: flex;
  gap: 48px;
  justify-content: center;
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 32px;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 14px;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.features {
  padding: var(--section-padding) 0;
  background: var(--bg-secondary);
}

.section-title {
  text-align: center;
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  font-family: "Space Grotesk", sans-serif;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #ffffff, #808080);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-subtitle {
  text-align: center;
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 60px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.feature-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  padding: 40px 32px;
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--glass-border);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.feature-card:hover::before {
  opacity: 0.05;
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: var(--primary-color);
  box-shadow: 0 12px 40px rgba(76, 175, 80, 0.2);
}

.feature-icon {
  width: 64px;
  height: 64px;
  background: var(--gradient-primary);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  font-size: 28px;
  color: white;
  box-shadow: 0 4px 12px var(--accent-glow);
}

.feature-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
}

.showcase {
  padding: var(--section-padding) 0;
  background: var(--bg-color);
}

.showcase-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.showcase-text h2 {
  font-size: clamp(32px, 4vw, 42px);
  font-weight: 800;
  margin-bottom: 16px;
}

.showcase-desc {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 40px;
}

.steps-list {
  list-style: none;
}

.steps-list li {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  margin-bottom: 32px;
  position: relative;
}

.step-number {
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 800;
  flex-shrink: 0;
  box-shadow: 0 4px 12px var(--accent-glow);
}

.step-content {
  flex: 1;
  padding-top: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.check-icon {
  color: var(--accent-color);
  font-size: 20px;
}

.step-content span {
  font-size: 18px;
  color: var(--text-secondary);
}

.showcase-visual {
  background: var(--surface-color);
  border-radius: var(--border-radius-lg);
  padding: 60px 40px;
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: var(--glass-shadow);
}

.context-menu-demo {
  position: relative;
}

.file-icon {
  text-align: center;
  margin-bottom: 120px;
}

.demo-logo {
  width: 80px;
  height: 80px;
  margin-bottom: 12px;
  filter: drop-shadow(0 4px 8px rgba(76, 175, 80, 0.3));
}

.file-name {
  font-size: 14px;
  color: var(--text-secondary);
}

.context-menu {
  background: var(--surface-elevated);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 8px;
  min-width: 220px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(20px);
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
}

.menu-item {
  padding: 12px 16px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-secondary);
  font-size: 14px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.menu-item:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
}

.menu-item.highlight {
  color: var(--primary-color);
  font-weight: 600;
}

.menu-item.highlight:hover {
  background: rgba(76, 175, 80, 0.1);
}

.menu-divider {
  height: 1px;
  background: var(--glass-border);
  margin: 4px 0;
}

.faq {
  padding: var(--section-padding) 0;
  background: var(--bg-secondary);
}

.faq-grid {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius);
  margin-bottom: 16px;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.faq-item:hover {
  border-color: var(--primary-color);
}

.faq-question {
  padding: 24px 28px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  user-select: none;
}

.faq-question h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.faq-question i {
  color: var(--primary-color);
  transition: transform var(--transition-normal);
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer p {
  padding: 0 28px 24px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.download {
  padding: var(--section-padding) 0;
  background: var(--bg-color);
  text-align: center;
}

.download-content h2 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  margin-bottom: 16px;
}

.download-content p {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 40px;
}

.download-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 350px));
  gap: 32px;
  justify-content: center;
  margin-top: 40px;
}

.download-option {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.download-info {
  margin-top: 16px;
  color: var(--text-tertiary);
  font-size: 14px;
}

.download-info .separator {
  margin: 0 12px;
}

footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--glass-border);
  padding: 60px 0 30px;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 40px;
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

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

.footer-logo span {
  font-size: 20px;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.footer-tagline {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
}

.footer-column h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-primary);
}

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

.footer-column li {
  margin-bottom: 12px;
}

.footer-column a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  transition: color var(--transition-fast);
}

.footer-column a:hover {
  color: var(--primary-color);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 30px;
  border-top: 1px solid var(--glass-border);
  flex-wrap: wrap;
  gap: 20px;
}

.footer-bottom p {
  color: var(--text-tertiary);
  font-size: 14px;
}

.social-links {
  display: flex;
  gap: 16px;
}

.social-links a {
  width: 40px;
  height: 40px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 18px;
  transition: all var(--transition-normal);
}

.social-links a:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: white;
  transform: translateY(-3px);
}

@media (max-width: 1024px) {
  .showcase-content {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 60px;
  }

  .nav-desktop {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  header {
    padding: 16px 0;
  }

  .hero {
    min-height: 90vh;
    padding: 100px 20px 60px;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    justify-content: center;
  }

  .hero-stats {
    gap: 32px;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .showcase-visual {
    padding: 40px 20px 240px;
  }

  .file-icon {
    margin-bottom: 40px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 36px;
  }

  .section-title {
    font-size: 28px;
  }

  .btn {
    padding: 14px 24px;
    font-size: 15px;
  }

  .btn-large {
    padding: 16px 32px;
    font-size: 16px;
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }

  50% {
    transform: translateY(-20px);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.5;
  }
}

::selection {
  background: var(--primary-color);
  color: white;
}

::-moz-selection {
  background: var(--primary-color);
  color: white;
}

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--surface-color);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-color);
}