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

:root {
  --neon:      #3B82F6;
  --neon-glow: #60A5FA;
  --neon-dim:  #1D4ED8;
  --bg:        #070710;
  --bg2:       #0d0d1a;
  --text:      #f0f0f5;
  --muted:     #8888aa;
  --serif:     'Playfair Display', Georgia, serif;
  --sans:      'Syne', sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  overflow-x: hidden;
  min-height: 100vh;
}

.smoke-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.smoke-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.22;
  animation: drift 18s ease-in-out infinite alternate;
}

.smoke-blob:nth-child(1) {
  width: 700px;
  height: 500px;
  background: radial-gradient(ellipse, #1D4ED8 0%, transparent 70%);
  left: -15%;
  top: 10%;
  animation-duration: 22s;
}

.smoke-blob:nth-child(2) {
  width: 500px;
  height: 400px;
  background: radial-gradient(ellipse, #2563EB 0%, transparent 70%);
  right: -10%;
  top: 40%;
  animation-duration: 28s;
  animation-delay: -8s;
}

.smoke-blob:nth-child(3) {
  width: 400px;
  height: 300px;
  background: radial-gradient(ellipse, #1E40AF 0%, transparent 70%);
  left: 30%;
  bottom: 5%;
  animation-duration: 20s;
  animation-delay: -4s;
}

@keyframes drift {
  0%   { transform: translate(0, 0) scale(1); }
  33%  { transform: translate(30px, -40px) scale(1.08); }
  66%  { transform: translate(-20px, 20px) scale(0.95); }
  100% { transform: translate(15px, -15px) scale(1.04); }
}


nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 3rem;
  height: 72px;
  background: rgba(7, 7, 16, 0.7);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(59, 130, 246, 0.12);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-logo img {
  height: 36px;
  width: auto;
  object-fit: contain;
}

.logo-placeholder {
  font-family: var(--sans);
  font-weight: 800;
  font-size: 1.2rem;
  color: #fff;
  letter-spacing: 0.04em;
  line-height: 1;
}

.logo-placeholder span {
  display: block;
  font-size: 0.6rem;
  font-weight: 400;
  color: var(--neon-glow);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color 0.2s;
}

.nav-links a:hover  { color: #fff; }
.nav-links a.active { color: var(--neon-glow); }

section,
.hero {
  position: relative;
  z-index: 1;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-tag {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--neon-glow);
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--sans);
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
}

.section-title em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
}

.divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(59, 130, 246, 0.15) 30%,
    rgba(59, 130, 246, 0.15) 70%,
    transparent
  );
  margin: 0 auto;
  max-width: 1200px;
}

footer {
  padding: 2.5rem 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 1;
}

footer p {
  font-size: 0.78rem;
  color: rgba(136, 136, 170, 0.5);
}

@media (max-width: 768px) {
  nav            { padding: 0 1.5rem; }
  .nav-links     { display: none; }
  footer         { flex-direction: column; gap: 1rem; text-align: center; padding: 2rem 1.5rem; }
}