:root {
  --color-bg-primary: #05070d;
  --color-bg-secondary: #090f1c;
  --color-bg-tertiary: #11182b;
  --color-accent: #5be7ff;
  --color-accent-glow: rgba(91, 231, 255, 0.35);
  --color-accent-dim: #409fbe;
  --color-text-primary: #f7fbff;
  --color-text-secondary: #b8c6e3;
  --color-text-muted: #7f8fb1;
  --color-border: rgba(186, 214, 255, 0.2);
  --color-card-bg: rgba(13, 20, 37, 0.72);
  
  /* Gradients */
  --gradient-primary: linear-gradient(95deg, #5be7ff 0%, #69b3ff 52%, #8a7cff 100%);
  --gradient-mesh: radial-gradient(circle at 8% 8%, rgba(91, 231, 255, 0.2), transparent 46%),
                   radial-gradient(circle at 85% 15%, rgba(108, 137, 255, 0.16), transparent 42%),
                   radial-gradient(circle at 50% 88%, rgba(138, 124, 255, 0.15), transparent 45%);
  
  /* Typography */
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  
  /* Breakpoints */
  --breakpoint-xs: 320px;   /* Extra small phones */
  --breakpoint-sm: 480px;   /* Small phones */
  --breakpoint-md: 768px;   /* Tablets */
  --breakpoint-lg: 992px;   /* Small laptops */
  --breakpoint-xl: 1200px;  /* Desktop */
  --breakpoint-2xl: 1400px; /* Large desktop */
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 7rem;
  --spacing-2xl: 8rem;
  
  /* Borders */
  --border-radius-sm: 0.75rem;
  --border-radius-md: 1.1rem;
  --border-radius-lg: 1.6rem;
  
  /* Shadows */
  --shadow-sm: 0 8px 20px rgba(2, 5, 13, 0.38);
  --shadow-md: 0 14px 30px rgba(2, 5, 13, 0.44);
  --shadow-lg: 0 20px 55px rgba(2, 5, 13, 0.52);
  --shadow-glow: 0 0 36px var(--color-accent-glow);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Z-index */
  --z-navbar: 1000;
  --z-modal: 2000;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text-primary);
  background:
    radial-gradient(1200px 700px at 75% -10%, rgba(91, 231, 255, 0.14), transparent 58%),
    radial-gradient(900px 650px at -10% 75%, rgba(138, 124, 255, 0.12), transparent 55%),
    var(--color-bg-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

#root {
  min-height: 100vh;
  position: relative;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  line-height: 1.06;
  font-weight: 700;
  letter-spacing: -0.03em;
}

h1 {
  font-size: clamp(2.8rem, 8vw, 6.2rem);
}

h2 {
  font-size: clamp(2rem, 5vw, 4.3rem);
}

h3 {
  font-size: clamp(1.4rem, 3vw, 2.2rem);
}

p {
  color: var(--color-text-secondary);
  font-weight: 500;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
  background: none;
}

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

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

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

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

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

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.4rem;
}

@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }
}

section {
  padding: var(--spacing-xl) 0;
  position: relative;
}

.app section:not(.hero) {
  content-visibility: auto;
  contain-intrinsic-size: 1px 900px;
}

.app footer {
  content-visibility: auto;
  contain-intrinsic-size: 1px 600px;
}

@media (max-width: 768px) {
  section {
    padding: var(--spacing-lg) 0;
  }

  body::before {
    display: none;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.glass {
  background: var(--color-card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

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

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.03;
  z-index: -1;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  pointer-events: none;
}

.section-title {
  margin-bottom: 1.2rem;
}

.app-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  color: var(--color-text-secondary);
  font-size: 1.1rem;
  font-weight: 500;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 7rem;
}

.hero-background {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.38;
  animation: float 10s ease-in-out infinite;
}

.orb-1 {
  width: min(520px, 58vw);
  height: min(520px, 58vw);
  background: radial-gradient(circle, rgba(91, 231, 255, 0.55) 0%, rgba(91, 231, 255, 0) 68%);
  top: -8%;
  right: 2%;
}

.orb-2 {
  width: min(420px, 48vw);
  height: min(420px, 48vw);
  background: radial-gradient(circle, rgba(118, 145, 255, 0.5) 0%, rgba(118, 145, 255, 0) 68%);
  bottom: 8%;
  left: -4%;
  animation-delay: 2s;
}

.orb-3 {
  width: min(360px, 40vw);
  height: min(360px, 40vw);
  background: radial-gradient(circle, rgba(138, 124, 255, 0.48) 0%, rgba(138, 124, 255, 0) 70%);
  top: 38%;
  left: 52%;
  transform: translate(-50%, -50%);
  animation-delay: 4s;
}

.hero-content {
  text-align: center;
  max-width: 980px;
  margin: 0 auto;
  background: rgba(9, 14, 25, 0.4);
  border: 1px solid rgba(186, 214, 255, 0.16);
  border-radius: 2rem;
  padding: clamp(1.4rem, 3vw, 2.5rem);
  box-shadow: var(--shadow-lg);
}

.hero-title {
  margin-bottom: 1.25rem;
  line-height: 1.04;
  letter-spacing: -0.04em;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.26rem);
  max-width: 760px;
  margin: 0 auto 2.2rem;
  color: var(--color-text-secondary);
  min-height: 1.7em;
  line-height: 1.7;
  font-display: swap;
}

.hero-ctas {
  display: flex;
  gap: 0.9rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2.4rem;
}

.btn {
  padding: 0.92rem 1.55rem;
  font-size: 1rem;
  font-weight: 700;
  border-radius: 999px;
  transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base), border-color var(--transition-base);
  position: relative;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #03111b;
  box-shadow: 0 14px 28px rgba(91, 231, 255, 0.26);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.02);
  color: var(--color-text-primary);
  border: 1px solid rgba(186, 214, 255, 0.3);
}

.btn-secondary:hover {
  background: rgba(91, 231, 255, 0.12);
  border-color: rgba(91, 231, 255, 0.6);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.stat {
  padding: 1rem 0.65rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(186, 214, 255, 0.15);
}

.stat-value {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  margin-bottom: 0.45rem;
  font-weight: 700;
}

.stat-percent {
  display: inline;
  margin-left: 0.03em;
  background: none;
  color: #73b9ff;
  -webkit-text-fill-color: #73b9ff;
}

.stat-label {
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-text-muted);
}

@media (max-width: 768px) {
  .hero {
    min-height: 100svh;
    padding-top: 6.7rem;
  }

  .hero-content {
    border-radius: 1.35rem;
    box-shadow: var(--shadow-sm);
  }

  .hero-ctas {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .gradient-orb {
    animation: none;
    opacity: 0.3;
    filter: blur(46px);
  }
}

@media (max-width: 560px) {
  .hero {
    padding-top: 6.2rem;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .orb-1,
  .orb-2,
  .orb-3 {
    filter: blur(40px);
  }
}
.app {
  position: relative;
  overflow-x: hidden;
}