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

html, body { height: 100%; overflow: hidden; }

body {
  background: #000;
  color: #fff;
  font-family: 'Montserrat', sans-serif;
  font-size: 20px;
  -webkit-font-smoothing: antialiased;
}

.bg-layer {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: -1;
  background: #050505;
}

/* Canvas частиц */
#particles-canvas {
  display: block;
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* Top bar */
.top-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 28px 36px;
  z-index: 100;
  background: linear-gradient(180deg, rgba(0,0,0,0.8) 0%, transparent 100%);
}

.logo {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 4px;
  text-transform: uppercase;
}

nav { display: flex; gap: 24px; align-items: center; }

.nav-link {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  font-size: 0.55rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: color 0.2s;
}
.nav-link:hover { color: #fff; }

/* Screen */
.screen {
  height: 100svh;
  min-height: 100svh;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 1;
  padding: 0 16px;
}

.hero-content { text-align: center; }

.tagline {
  display: inline-block;
  font-size: 0.5rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  border: 1px solid rgba(255,255,255,0.1);
  padding: 5px 12px;
  border-radius: 30px;
  color: rgba(255,255,255,0.4);
  margin-bottom: 20px;
}

h1 {
  font-size: clamp(2.8rem, 8vw, 5rem);
  font-weight: 800;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 20px;
}

.divider-line {
  width: 40px;
  height: 1px;
  background: rgba(255,255,255,0.15);
  margin: 0 auto 24px;
}

/* Services intro */
.services-intro {
  font-size: 0.7rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-bottom: 32px;
  text-align: center;
}

/* Services list */
.services {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 16px;
  margin-bottom: 28px;
}

.services li {
  font-size: 0.65rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  position: relative;
}

.services li::before {
  content: "—";
  color: rgba(255,255,255,0.2);
  margin-right: 16px;
}

.services li:first-child::before { display: none; }

/* Project intro */
.projects-intro {
  font-size: 0.5rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.3);
  margin-bottom: 12px;
  text-align: center;
}

/* Project links */
.projects-links {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 28px;
}

.project-link {
  color: rgba(255,255,255,0.45);
  text-decoration: none;
  font-size: 0.6rem;
  letter-spacing: 2px;
  transition: color 0.2s;
}
.project-link:hover { color: rgba(255,255,255,0.7); }

.btn {
  display: inline-block;
  padding: 14px 36px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 50px;
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: all 0.3s;
}

.btn:hover {
  border-color: rgba(255,255,255,0.4);
  color: #fff;
}

/* Tablet */
@media (max-width: 768px) {
  h1 { font-size: 2.2rem; letter-spacing: 3px; }
  .services { gap: 6px 14px; }
  .services li { font-size: 0.6rem; }
  .btn { padding: 12px 30px; }
}

/* Landscape phones */
@media (max-height: 500px) and (orientation: landscape) {
  h1 { font-size: 1.2rem; letter-spacing: 2px; margin-bottom: 6px; }
  .tagline { font-size: 0.4rem; padding: 3px 8px; margin-bottom: 8px; }
  .services-intro { font-size: 0.45rem; margin-bottom: 6px; }
  .services { gap: 4px 10px; margin-bottom: 12px; }
  .services li { font-size: 0.5rem; }
  .projects-intro { font-size: 0.4rem; margin-bottom: 6px; }
  .project-link { font-size: 0.5rem; }
  .btn { padding: 8px 20px; font-size: 0.5rem; }
  .divider-line { margin-bottom: 12px; }
}

/* Mobile */
@media (max-width: 480px) {
  .top-bar { padding: 12px 16px; }
  .logo { font-size: 0.8rem; letter-spacing: 2px; }
  nav { gap: 10px; }
  .nav-link { font-size: 0.5rem; color: rgba(255,255,255,0.6); }
  h1 { font-size: 1.6rem; line-height: 1.2; letter-spacing: 2px; margin-bottom: 12px; }
  .tagline { font-size: 0.45rem; padding: 4px 10px; margin-bottom: 12px; }
  .services { gap: 8px 12px; margin-bottom: 20px; }
  .services li { font-size: 0.6rem; }
  .services-intro { font-size: 0.55rem; margin-bottom: 8px; }
  .btn { padding: 12px 24px; font-size: 0.6rem; }
  .project-link { font-size: 0.55rem; }
  .projects-links { flex-wrap: wrap; gap: 8px; }
}