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

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

:root {
  --primary-500: #3b82f6;
  --primary-600: #2563eb;
  --primary-700: #1d4ed8;
  --secondary-500: #8b5cf6;
  --secondary-600: #7c3aed;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --white: #ffffff;
  --black: #000000;
  --cta-blue: #27D1FE;
  --cta-blue-dark: #109fff;
  --cta-glow-blue: #27d1fe88;
  --cta-yellow: #FFD600;
  --card-bg-color: #ffffff;
  --bg-color: #000000;
  --text-color: #ffffff;
  --card-bg-color: #222121;
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-body: 'Poppins', sans-serif;
  --font-heading: 'Poppins', sans-serif;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 1rem;
  --radius-3xl: 1.5rem;
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms ease;
  --btn-gradient-start: #4facfe;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--gray-800);
  background-color: var(--white);
  scroll-behavior: smooth;
  --bg-color: black;
  --text-color: white;
  background-color: var(--bg-color);
  color: var(--text-color);
  transition: background-color 0.3s, color 0.3s;
}

body.light-theme {
  --bg-color: #E4E5F1;
  --text-color: #000000;
  --card-bg-color: #f0f0f0;
}

body.dark-theme {
  --bg-color: #000000;
  --text-color: #ffffff;
  --card-bg-color: #222121;
}

#theme-toggle-button {
  font-size: 7px;
  position: relative;
  display: inline-block;
  width: 7em;
  cursor: pointer;
}

#toggle {
  opacity: 0;
  width: 0;
  height: 0;
}

#container,
#patches,
#stars,
#button,
#sun,
#moon,
#cloud {
  transition-property: all;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
  transition-duration: 0.25s;
}

#toggle:checked+svg #container {
  fill: #2b4360;
}

#toggle:checked+svg #button {
  transform: translate(28px, 2.333px);
}


#sun {
  opacity: 1;
}

#toggle:checked+svg #sun {
  opacity: 0;
}

#moon {
  opacity: 0;
}

#toggle:checked+svg #moon {
  opacity: 1;
}

#cloud {
  opacity: 1;
}

#toggle:checked+svg #cloud {
  opacity: 0;
}

#stars {
  opacity: 0;
}

#toggle:checked+svg #stars {
  opacity: 1;
}


.theme-toggle-btn svg {
  color: var(--bg-color);
  fill: currentColor;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-6);
  }
}

.navbar {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 110%;
  max-width: 100%;
  padding: 15px 40px;
  z-index: 100;
  transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              border-radius 0.5s ease-in-out,
              width 0.5s ease-in-out,
              padding 0.5s ease-in-out;
  display: flex;
  justify-content: center;
  background: black;
  color: white;
  border-radius: 0 0 0 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  border: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

body.light-theme .navbar {
  background: white !important;
  color: black !important;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

body.dark-theme .navbar.scrolled,
body:not(.light-theme) .navbar.scrolled {
  width: 85% !important;
  padding: 10px 32px !important;
  top: 15px !important;
  left: 50% !important;
  transform: translateX(-50%) !important;
  border-radius: 18px !important;
  background: linear-gradient(
    135deg,
    rgba(17, 24, 39, 0.95) 0%,
    rgba(31, 41, 55, 0.92) 50%,
    rgba(17, 24, 39, 0.95) 100%
  ) !important;
  backdrop-filter: blur(24px) saturate(140%) brightness(1.05) !important;
  -webkit-backdrop-filter: blur(24px) saturate(140%) brightness(1.05) !important;
  border: 2px solid transparent !important;
  border-top: 1px solid rgba(148, 163, 184, 0.15);
  box-shadow: 
    0 10px 40px 0 rgba(0, 0, 0, 0.7),
    0 0 0 1px rgba(0, 0, 0, 0.3) inset,
    0 0 60px rgba(79, 172, 254, 0.15),
    0 1px 0 rgba(255, 255, 255, 0.05) inset !important;
  color: white !important;
}

body.dark-theme .navbar.scrolled::before,
body:not(.light-theme) .navbar.scrolled::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 18px;
  padding: 2px;
  background: linear-gradient(
    90deg,
    rgba(59, 130, 246, 0.9),
    rgba(96, 165, 250, 0.95),
    rgba(147, 197, 253, 0.85),
    transparent,
    transparent,
    rgba(147, 197, 253, 0.85),
    rgba(96, 165, 250, 0.95),
    rgba(59, 130, 246, 0.9)
  );
  background-size: 300% 100%;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  animation: borderGlow 5s ease-in-out infinite;
  pointer-events: none;
  z-index: -1;
}

@keyframes borderGlow {
  0% {
    background-position: 0% 0;
  }
  50% {
    background-position: 100% 0;
  }
  100% {
    background-position: 0% 0;
  }
}

body.light-theme .navbar.scrolled {
  width: 85% !important;
  padding: 10px 32px !important;
  top: 15px !important;
  left: 50% !important;
  transform: translateX(-50%) !important;
  border-radius: 18px !important;
  background: rgba(255, 255, 255, 0.4) !important;
  backdrop-filter: blur(25px) saturate(200%) !important;
  -webkit-backdrop-filter: blur(25px) saturate(200%) !important;
  border: 1px solid rgba(209, 213, 219, 0.4) !important;
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.2),
              0 0 40px rgba(79, 172, 254, 0.1) !important;
  color: black !important;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
  width: 100%;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3, 8px);
  font-weight: 600;
  font-size: 1.2rem;
  text-decoration: none;
}

.logo {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              filter 0.5s ease-in-out;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.15));
  object-fit: cover;
}

.navbar.scrolled .logo {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  filter: drop-shadow(0 0 16px rgba(96, 165, 250, 0.6))
          drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

body.light-theme .navbar.scrolled .logo {
  filter: drop-shadow(0 0 8px rgba(79, 172, 254, 0.4))
          drop-shadow(0 2px 6px rgba(0, 0, 0, 0.15));
}

.brand-text {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 2.1rem;
  letter-spacing: 0.02em;
  transition: text-shadow 0.6s ease-in-out;
}

.navbar.scrolled .brand-text {
  text-shadow:
    0 2px 4px rgba(0, 0, 0, 0.6),
    0 0 24px rgba(96, 165, 250, 0.5),
    0 0 48px rgba(59, 130, 246, 0.2);
}

body.light-theme .navbar.scrolled .brand-text {
  text-shadow: 0 2px 10px rgba(79, 172, 254, 0.2);
}
.nav-link {
  color: inherit;
  text-decoration: none;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 8px;
  position: relative;
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              background 0.3s ease,
              transform 0.3s ease;
}

.nav-link:hover {
  background-color: #35C4FE;
  color: black;
}

body.light-theme .nav-link:hover {
  background-color: #35C4FE;
  color: white;
}

.navbar.scrolled .nav-link:hover {
  background: linear-gradient(
    135deg,
    rgba(96, 165, 250, 0.35) 0%,
    rgba(59, 130, 246, 0.3) 100%
  );
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  color: white;
  border: 1px solid rgba(96, 165, 250, 0.4);
  box-shadow: 
    0 4px 20px rgba(59, 130, 246, 0.5),
    0 0 32px rgba(96, 165, 250, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

body.light-theme .navbar.scrolled .nav-link:hover {
  background: rgba(53, 196, 254, 0.25);
  backdrop-filter: blur(15px) saturate(180%);
  -webkit-backdrop-filter: blur(15px) saturate(180%);
  color: #000000;
  box-shadow: 0 4px 15px rgba(53, 196, 254, 0.3);
}

.nav-link::after {
  content: none;
}



.mobile-menu-btn {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background: currentColor;
  transition: all 0.3s ease;
}

@media (min-width: 768px) {
  .mobile-menu-btn {
    display: none;
  }
}

@keyframes floatEffect {
  0% {
    transform: translateY(0);
  }

  100% {
    transform: translateY(-10px);
  }
}





.hero {
  font-family: var(--font-body);
  color: white;
  padding: 6rem 1rem 4rem;
  background: black;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 600px;
  background-color: var(--bg-color);
  color: var(--text-color);
}

.hero-content {
  max-width: 1200px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  z-index: 2;

}

.hero-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 3.5rem;
  line-height: 1.1;
  margin-bottom: 1.4rem;
  letter-spacing: -0.02em;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 1s forwards ease-out;
}

.gradient-text {
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.125rem;
  font-weight: 500;
  color: rgba(255 255 255 / 0.9);
  max-width: 520px;
  line-height: 1.8;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 1s forwards ease-out 0.4s;
  background-color: var(--bg-color);
  color: var(--text-color);
}

.hero-cta {
  display: flex;
  gap: 1.5rem;
  margin: 2rem 0;
  opacity: 0;
  animation: fadeUp 1s forwards ease-out 0.8s;
}

.btn-primary {
  position: relative;
  font-size: 1.23rem;
  font-weight: 700;
  padding: 1rem 2rem;
  color: #fff;
  background: linear-gradient(100deg, var(--cta-blue) 30%, #4feefc 60%, var(--cta-blue-dark) 100%);
  border-radius: 1.2em;
  border: none;
  outline: 0;
  cursor: pointer;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  gap: 0.8rem;
  background-size: 200% 140%;
  background-position: 100% 0;
  transition:
    background-position .6s cubic-bezier(.68, .17, .23, .97),
    transform .18s cubic-bezier(.4, 2, .6, 1),
    box-shadow .23s cubic-bezier(.7, .4, .6, 1);
}

.btn-primary:before {
  content: '';
  position: absolute;
  top: -40%;
  left: -60%;
  width: 60%;
  height: 180%;
  background: linear-gradient(120deg, transparent 65%, #fff9 90%, transparent 100%);
  transform: skewX(-27deg);
  opacity: 0.5;
  transition: left 0.6s, opacity 0.3s;
  z-index: 2;
  pointer-events: none;
}

.btn-primary:hover,
.btn-primary:focus {
  background-position: 0 0;
  transform: scale(1.045) translateY(-2px);
  box-shadow: 0 0 40px 0 var(--cta-glow-blue), 0 10px 28px #85f3ffbb;
}

.btn-primary:hover:before,
.btn-primary:focus:before {
  left: 110%;
  opacity: 0.85;
}

.btn-primary::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  width: 120%;
  height: 123%;
  transform: translate(-50%, -50%) scale(0.91);
  border-radius: 2em;
  background: radial-gradient(circle, #51f6fe59 0%, #84fe2722 70%, transparent 99%);
  opacity: 0.40;
  z-index: 1;
  animation: btnPulseBlue 2.1s infinite cubic-bezier(.6, 0, .4, 1);
  pointer-events: none;
}

@keyframes btnPulseBlue {

  0%,
  100% {
    opacity: 0.29;
    transform: translate(-50%, -50%) scale(0.86);
  }

  40% {
    opacity: 0.6;
    transform: translate(-50%, -50%) scale(1);
  }

  80% {
    opacity: 0.40;
  }
}

.btn-primary span {
  position: relative;
  z-index: 3;
  letter-spacing: 0.01em;
}

.btn-secondary {
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  background: white;
  color: var(--cta-blue-dark);
  padding: 1rem 1rem;
  border-radius: 1.1em;
  border: 2px solid var(--cta-blue-dark);
  transition: background 0.18s, color 0.18s, box-shadow 0.23s;
  box-shadow: 0 1px 8px #27d1fe20;
}

.btn-secondary:hover,
.btn-secondary:focus {
  background: var(--cta-blue-dark);
  color: #fff;
  border-color: var(--cta-blue);
  box-shadow: 0 0 36px 0 #96eaffaf, 0 2px 10px #27d1fe40;
  transform: scale(1.022) translateY(-1.5px);
}




.hero-visual {
  perspective: 1200px;
  width: 100%;
  max-width: 460px;
  display: flex;
  align-items: center;
  justify-content: center;

}

.hero-card {
  position: relative;
  background: #181b24;
  border-radius: 20px;
  margin-top: 40px;
  box-shadow: 0 10px 36px 0 rgba(30, 46, 80, 0.25);
  padding: 1.5rem 1.3rem;
  transition: transform 0.4s cubic-bezier(.4, 2, .6, 1);
  will-change: transform, filter;
  transform-style: preserve-3d;
  border: 1.5px solid rgba(39, 209, 254, 0.09);
  opacity: 0;
  transform: translateX(-80px) scale(0.97) rotateY(-8deg);
  animation: card-slide-in 0.85s cubic-bezier(.36, 1.15, .61, .98) 0.18s forwards;
  z-index: 10;
  overflow: visible;
}

.card-glow {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 140%;
  height: 140%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(39, 209, 254, 0.5), transparent 70%);
  filter: blur(20px);
  pointer-events: none;
  opacity: 0.8;
  transform: translate(-50%, -50%);
  z-index: 1;
  transition: filter 0.3s ease, opacity 0.3s ease;
}

.hero-image {
  position: relative;
  z-index: 15;
  width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 6px 28px 0 rgba(39, 209, 254, 0.07);
  display: block;
  transition: box-shadow 0.28s;
}






@keyframes card-slide-in {
  0% {
    opacity: 0;
    transform: translateX(-90px) scale(0.91) rotateY(-14deg);
    filter: blur(5px) brightness(0.8);
  }

  60% {
    opacity: 1;
    transform: translateX(16px) scale(1.01) rotateY(2deg);
    filter: blur(0.5px) brightness(1.025);
  }

  100% {
    opacity: 1;
    transform: translateX(0) scale(1) rotateY(0deg);
    filter: none;
  }
}


@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

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

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0% 50%;
  }
}



.features {
  padding: var(--space-20) 0;
  background: black;
  position: relative;
  color: #ddddee;
  font-family: 'Poppins', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
}

.features::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(circle at 15% 15%, rgba(39, 141, 243, 0.06) 0%, transparent 40%),
    radial-gradient(circle at 85% 85%, rgba(75, 14, 167, 0.06) 0%, transparent 40%);
  pointer-events: none;
  z-index: 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-8);
  position: relative;
  z-index: 2;

}

.feature-card {

  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  text-align: center;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1.5px solid rgba(90, 150, 255, 0.15);
  backdrop-filter: blur(15px);
  box-shadow:
    0 8px 18px rgba(40, 50, 255, 0.04),
    inset 0 0 8px rgba(60, 90, 255, 0.08);
  color: #bccced;
  background-color: var(--card-bg-color);
  color: var(--text-color);
  transition: background-color 0.4s ease, color 0.4s ease;

}

.feature-card:hover {
  box-shadow:
    0 12px 38px rgba(63, 127, 255, 0.26),
    inset 0 0 22px rgba(70, 110, 255, 0.3);
  transform: translateY(-6px) scale(1.05);
  border-color: rgba(70, 130, 255, 0.32);
  color: #dde5ff;
  background-color: var(--card-bg-color);
  color: var(--text-color);
}

.feature-icon {
  font-size: 3.5rem;
  margin-bottom: var(--space-4);
  filter: drop-shadow(0 2px 7px rgba(55, 120, 255, 0.4));
  color: #70a8ff;
}

.feature-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: #a0b2ff;
  margin-bottom: var(--space-3);
}

.feature-description {
  color: #95a6cc;
  line-height: 1.7;
  font-weight: 500;
}

.lottie-animation {
  height: 90px;
  width: 90px;
  margin: 0 auto;
}

#lottie-privacy {
  width: 100px;
  height: 100px;
}


.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
  position: relative;
  z-index: 2;
}

.section-title {
  font-size: 3.2rem;
  font-weight: 900;
  color: #3BBDFD;
  margin-bottom: var(--space-4);
  letter-spacing: -0.015em;
  text-transform: uppercase;
  font-family: 'Poppins', sans-serif;
}

.section-description {
  font-size: 1.18rem;
  color: #a6b2d9;
  max-width: 600px;
  margin: 0 auto;
  font-weight: 500;
  background-color: var(--bg-color);
  color: var(--text-color);
}


.screenshots {
  padding-top: var(--space-12);
  background: #000000;
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  color: #cbd5e1;
  font-family: 'Poppins', sans-serif;
  padding-bottom: 30px;
  background-color: var(--bg-color);
  color: var(--text-color);
}


.screenshot-carousel {
  position: relative;
  height: 80vh;
  max-width: 1100px;
  margin: 0 auto;
  border-radius: var(--radius-2xl);
  border: 1px solid rgba(79, 172, 254, 0.4);
  backdrop-filter: blur(16px);
  background: rgba(20, 28, 68, 0.85);
  overflow: hidden;
  z-index: 1;
}


@media (max-width: 1200px) {
  .screenshot-carousel {
    max-width: 90vw;
  }
}

@media (max-width: 768px) {
  .screenshot-carousel {
    height: 70vh;
    min-height: 520px;
    max-width: 95vw;
  }
}

.carousel-slides {
  display: flex;
  width: 500%;
  height: 100%;
  transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}

.carousel-slide {
  width: 20%;
  height: 100%;
  display: flex;
  position: relative;
  background: transparent;
  flex-shrink: 0;
  padding: var(--space-4);
  color: #cbd5e1;
  font-weight: 500;
  box-sizing: border-box;
}

.carousel-nav.prev {
  left: var(--space-6)
}

.carousel-nav.next {
  right: var(--space-6)
}

@media (max-width: 1200px) {
  .carousel-nav.prev {
    left: var(--space-6);
  }

  .carousel-nav.next {
    right: var(--space-6);
  }
}

@media (max-width: 768px) {
  .carousel-nav {
    width: 44px;
    height: 44px;
  }
}



.carousel-slide[data-feature="analytics"] .slide-image {
  background: rgba(102, 126, 234, 0.35);
}

.carousel-slide[data-feature="focus"] .slide-image {
  background: rgba(240, 147, 251, 0.3);
}

.carousel-slide[data-feature="guard"] .slide-image {
  background: rgba(79, 172, 254, 0.35);
}

.carousel-slide[data-feature="solver"] .slide-image {
  background: rgba(67, 233, 123, 0.3);
}

.carousel-slide[data-feature="summary"] .slide-image {
  background: rgba(250, 112, 154, 0.3);
}

.slide-content {
  display: flex;
  width: 100%;
  height: 100%;
}

.slide-image {
  flex: 1.3;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  position: relative;
  border-radius: var(--radius-xl);
  box-shadow: 0 0 36px rgb(79 172 254 / 0.3);
  overflow: hidden;
}

.slide-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(45deg, rgba(255 255 255 / 0.15), transparent 80%);
  pointer-events: none;
}

.slide-image img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: var(--radius-xl);
  box-shadow: 0 0 25px rgba(79, 172, 254, 0.2);
  filter: drop-shadow(0 0 8px rgba(79, 172, 254, 0.4));
}

.slide-info {
  flex: 0.9;
  padding: var(--space-10);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  background: rgba(30, 30, 60, 0.7);
  border-radius: var(--radius-xl);
  border-left: 4px solid #4facfe;
  color: #cbd5e1;
  box-shadow: 0 0 28px rgba(79, 172, 254, 0.4);
  gap: 1rem;
  font-weight: 600;
}

.feature-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: #4facfe;
  color: var(--white);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-xl);
  font-size: var(--font-size-base);
  font-weight: 700;
  margin-bottom: var(--space-4);
  box-shadow: 0 0 15px rgba(79, 172, 254, 0.8);
}

.slide-info h3 {
  font-size: var(--font-size-4xl);
  font-weight: 900;
  color: #4facfe;
  margin-bottom: var(--space-4);
}

.slide-info p {
  font-size: var(--font-size-lg);
  color: #a0b8ef;
  line-height: 1.6;
  margin-bottom: var(--space-6);
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.feature-list li {
  display: flex;
  align-items: center;
  padding: var(--space-2) 0;
  color: #9bb6f6;
  font-weight: 500;
  font-size: var(--font-size-base);
}

.feature-list li::before {
  content: "✨";
  display: inline-block;
  color: #4facfe;
  font-weight: bold;
  font-size: 1.2rem;
  margin-right: var(--space-3);
  text-shadow: 0 0 6px rgba(79, 172, 254, 0.7);
}

.carousel-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: linear-gradient(135deg, rgba(79, 172, 254, 0.8), rgba(45, 124, 253, 0.9));
  border: none;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  color: #fff;
  box-shadow: 0 8px 30px rgba(79, 172, 254, 0.4);
  transition: transform 0.3s ease, background 0.3s ease;
  z-index: 3;
}

.carousel-nav:hover {
  background: linear-gradient(135deg, #62abff, #2a76f9);
  transform: translateY(-50%) scale(1.15);
  box-shadow: 0 10px 44px rgba(79, 172, 254, 0.7);
}

.carousel-nav.prev {
  left: var(--space-6);
}

.carousel-nav.next {
  right: var(--space-6);
}

.carousel-dots {
  position: absolute;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--space-4);
  background: rgba(79, 172, 254, 0.12);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(79, 172, 254, 0.3);
  z-index: 3;
}

.dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: none;
  background: rgba(79, 172, 254, 0.35);
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 0 8px rgba(79, 172, 254, 0.3);
}

.dot.active {
  background: #4facfe;
  width: 36px;
  border-radius: 12px;
  box-shadow: 0 0 22px rgba(79, 172, 254, 0.9);
}

.dot:hover {
  background: #4facfe;
  transform: scale(1.25);
  box-shadow: 0 0 15px rgba(79, 172, 254, 0.6);
}

@media (max-width: 768px) {
  .screenshot-carousel {
    height: 70vh;
    min-height: 500px;
    margin: 0 var(--space-4);
  }

  .slide-content {
    flex-direction: column;
    gap: var(--space-6);
  }

  .slide-image {
    flex: auto;
    padding: var(--space-6);
  }

  .slide-info {
    flex: 1;
    padding: var(--space-6);
  }

  .slide-info h3 {
    font-size: var(--font-size-3xl);
  }

  .slide-info p {
    font-size: var(--font-size-base);
  }

  .carousel-nav {
    width: 44px;
    height: 44px;
    box-shadow: 0 6px 20px rgba(79, 172, 254, 0.4);
  }

  .carousel-nav.prev {
    left: var(--space-3);
  }

  .carousel-nav.next {
    right: var(--space-3);
  }
}

.download {
  padding: var(--space-20) 0;

  background: black;
  color: #f8fafc;
  text-align: center;
  font-family: 'Poppins', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
}

.download-title {
  font-size: 3rem;
  font-weight: 900;
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}

.download-description {
  font-size: 1.3rem;
  margin-bottom: var(--space-10);
  opacity: 0.9;
  font-weight: 500;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  background-color: var(--bg-color);
  color: var(--text-color);
}

.download-buttons {
  margin-bottom: var(--space-4);
  text-align: center;
}

.download-buttons .btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.download-info {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-8);
  margin-top: var(--space-4);
  font-size: var(--font-size-sm);
}

.download .btn-primary.btn-large {
  background: linear-gradient(135deg, #1e293b 0%, #3b82f6 50%, #7c3aed 100%);
  color: #f8fafc;
  font-size: 1.1rem;
  font-weight: 700;
  padding: 1.2rem 2.5rem;
  border-radius: 1rem;
  box-shadow: 0 10px 25px rgba(0, 114, 255, 0.35);
  transition: all 0.3s ease;
  margin-bottom: 20px;
}

.info-item {
  display: flex;
  flex-direction: column;
  width: 120px;
  max-width: 120px;
  text-align: center;
  background-color: var(--bg-color);
  color: var(--text-color);
}

.info-label {
  opacity: 0.8;
  font-weight: 600;
}

.info-value {
  font-weight: 700;
  font-size: 0.85rem;
}

.info-value-1 {
  font-weight: 700;
  font-size: 0.85rem;
}

.download-features {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  flex-wrap: wrap;
  color: #d3defa;
  font-weight: 500;
  background-color: var(--bg-color);
  color: var(--text-color);
}

.feature-check {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 1rem;
  justify-content: center;
}

.check-icon {
  background: rgba(255 255 255 / 0.2);
  border-radius: 50%;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: #4facfe;
  box-shadow: 0 0 6px #4facfeaa;
}


.btn-primary.btn-large {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  text-align: center;
  padding: 1rem 2rem;
  width: max-content;
  min-width: 0;
  border-radius: 0.75rem;
  cursor: pointer;
  margin: auto;
}

.btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 8px;
}

.icon {
  --arrow-y: 0;
  --arrow-rotate: 135;
  --arrow-top: 10px;
  width: 24px;
  height: 24px;
  position: relative;
  display: inline-block;
  vertical-align: top;
  pointer-events: none;
}

.icon .dot {
  border-radius: 50%;
  background: #fff;
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 4px;
}

.icon .arrow,
.icon .line {
  position: absolute;
  z-index: 1;
}

.icon .arrow {
  left: 11px;
  top: 4px;
  width: 2px;
  height: 12px;
  border-radius: 1px;
  background: #fff;
  transform: translateY(calc(var(--arrow-y) * 1px)) translateZ(0);
}

.icon .arrow:before,
.icon .arrow:after {
  content: "";
  width: 2px;
  height: 7px;
  position: absolute;
  left: 0;
  top: var(--arrow-top);
  border-radius: 1px;
  background: inherit;
  transform-origin: 1px 1px;
  transform: rotate(var(--r, calc(var(--arrow-rotate) * 1deg)));
}

.icon .arrow:after {
  --r: calc(var(--arrow-rotate) * -1deg);
}

.icon .line {
  width: 24px;
  height: 24px;
  left: 0;
  top: 7px;
  fill: none;
  stroke: #fff;
  stroke-width: 2;
  stroke-linejoin: round;
  stroke-linecap: round;
}


.footer {
  padding: var(--space-16) 0 var(--space-8);
  background: #1A202F;
  color: var(--gray-300);
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: #1A202F;
  pointer-events: none;
}

@keyframes footerGlow {
  0% {
    opacity: 0.6;
  }

  100% {
    opacity: 1;
  }
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
  position: relative;
  z-index: 1;
}

@media (min-width: 768px) {
  .footer-content {
    grid-template-columns: 2fr 3fr;
    gap: var(--space-16);
  }
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer-logo {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(79, 172, 254, 0.2);
  transition: var(--transition-fast);
}

.footer-logo:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(79, 172, 254, 0.3);
}

.footer-brand h3 {
  color: var(--white);
  margin-bottom: var(--space-2);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.footer-brand p {
  color: var(--gray-400);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  max-width: 280px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-10);
  justify-items: start;
}

@media (min-width: 640px) {
  .footer-links {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-12);
  }
}

@media (min-width: 768px) {
  .footer-links {
    justify-items: center;
  }
}

.link-group h4 {
  color: var(--white);
  font-weight: 600;
  font-size: 0.875rem;
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-align: left;
}

.link-group a {
  display: block;
  color: var(--gray-400);
  text-decoration: none;
  margin-bottom: var(--space-3);
  transition: var(--transition-fast);
  font-size: 0.938rem;
  position: relative;
  padding-left: 0;
  text-align: left;
  padding-right: 18px;
}

.link-group a::before {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, rgba(79, 172, 254, 1), rgba(240, 147, 251, 1));
  transition: var(--transition-fast);
}

.link-group a:hover {
  color: var(--white);
  padding-left: 8px;
}

.link-group a:hover::before {
  width: 24px;
}

.link-group a::after {
  content: '→';
  position: absolute;
  right: 0;
  top: 0;
  height: 100%;
  display: inline-flex;
  align-items: center;
  color: var(--gray-400);
  opacity: 0;
  transform: translateX(-6px);
  transition: transform var(--transition-fast), opacity var(--transition-fast), color var(--transition-fast);
}

.link-group a:hover::after {
  opacity: 1;
  transform: translateX(0);
  color: var(--white);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: var(--font-size-sm);
  position: relative;
  z-index: 1;
}

@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.footer-bottom p {
  color: var(--gray-400);
  margin: 0;
}

.footer-social {
  display: flex;
  gap: var(--space-4);
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--gray-400);
  background: black;
  border-radius: 8px;
  transition: all 0.3s ease;
  border: 1px solid transparent;
}

.footer-social a:hover {
  color: var(--white);
  background: black;
  border-color: black;
  transform: translateY(-2px);
}

.footer-social a svg {
  transition: var(--transition-fast);
}

.footer-social a:hover svg {
  transform: scale(1.1);
}

@media (max-width: 640px) {
  .hero-stats {
    flex-direction: column;
    gap: var(--space-4);
    margin-top: var(--space-6);
    padding: var(--space-4);
  }

  .download-info {
    flex-direction: column;
    gap: var(--space-3);
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

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

.hero-text,
.feature-card {
  animation: fadeInUp 0.6s ease forwards;

}

.feature-card:nth-child(2) {
  animation-delay: 0.1s;
}

.feature-card:nth-child(3) {
  animation-delay: 0.2s;
}

.feature-card:nth-child(4) {
  animation-delay: 0.3s;
}

.feature-card:nth-child(5) {
  animation-delay: 0.4s;
}

.feature-card:nth-child(6) {
  animation-delay: 0.5s;
}



html {
  scroll-behavior: smooth;
}

section {
  scroll-margin-top: 80px;
}

.scroll-btn {
  position: fixed;
  right: var(--space-5);
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  color: var(--white);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-normal);
}

.scroll-btn:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-xl);
}

.scroll-btn.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

#scrollTopBtn {
  bottom: var(--space-5);
}

#scrollBottomBtn {
  bottom: calc(var(--space-5) + 60px);
}

.scroll-btn svg {
  width: 28px;
  height: 28px;
}