:root {
  --bg:           #eef4ff;
  --bg2:          #f7faff;
  --bg3:          #ffffff;
  --surface:      rgba(255,255,255,0.78);
  --surface2:     rgba(237,246,255,0.92);
  --border:       rgba(13,48,101,0.16);
  --border-glow:  rgba(10,132,255,0.34);
  --accent:       #0a84ff;
  --accent2:      #00c2ff;
  --neon:         #00c48c;
  --hot:          #ff7a1a;
  --text:         #0b1d37;
  --text2:        #3f5578;
  --text3:        #7087ab;
  --danger:       #e63946;
  --success:      #00c48c;
  --radius:       18px;
  --radius-sm:    12px;
  --font-display: 'Orbitron', sans-serif;
  --font-body:    'Plus Jakarta Sans', sans-serif;
  --nav-h:        76px;
  --transition:   0.28s cubic-bezier(0.4, 0, 0.2, 1);
  --pad-x:        6%;
}

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

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

body {
  background:
    radial-gradient(62% 38% at 10% -8%, rgba(10,132,255,0.18), transparent 70%),
    radial-gradient(44% 30% at 90% 2%, rgba(255,122,26,0.14), transparent 74%),
    radial-gradient(30% 28% at 80% 76%, rgba(0,196,140,0.13), transparent 74%),
    linear-gradient(180deg, #f8fbff 0%, #ecf3ff 100%);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

ul {
  list-style: none;
}

input,
textarea {
  font-family: inherit;
}

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #f3f7ff;
}

::-webkit-scrollbar-thumb {
  background: rgba(10,132,255,0.34);
  border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(10,132,255,0.52);
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 300 300' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%238ba7d4' stroke-opacity='0.14' stroke-width='1'%3E%3Cpath d='M0 30h300M0 90h300M0 150h300M0 210h300M0 270h300M30 0v300M90 0v300M150 0v300M210 0v300M270 0v300'/%3E%3C/g%3E%3C/svg%3E");
  mask-image: radial-gradient(circle at 50% 20%, black, transparent 72%);
  pointer-events: none;
  z-index: 0;
}

.grad-text {
  background: linear-gradient(120deg, var(--accent), var(--accent2) 55%, var(--hot));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 900px) {
  :root {
    --pad-x: 4.5%;
  }
}

.is-hidden {
  display: none !important;
}