/* ========== Global Reset ========== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", sans-serif;
}

/* ========== Reusable Classes ========== */
.neon {
  color: #00ffcc;
  text-shadow: 0 0 6px #00ffcc, 0 0 12px #00ffcc;
}

.section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

/* Buttons */
.btn-outline {
  border: 2px solid #00ffcc;
  background: transparent;
  transition: 0.25s;
}
.btn-outline:hover {
  background: #00ffcc20;
  transform: scale(1.05);
}

.btn-solid {
  background: #00ffcc20;
  border: 2px solid #00ffcc40;
  transition: 0.25s;
}
.btn-solid:hover {
  background: #00ffcc35;
  transform: scale(1.05);
}

.btn-muted {
  background: #181818;
  border: 1px solid #333;
  transition: 0.25s;
}
.btn-muted:hover {
  background: #222;
}

/* Inputs */
.input {
  width: 100%;
  padding: 0.75rem;
  background: #0b0b0b;
  border: 1px solid #333;
  border-radius: 6px;
  color: #fff;
}

/* ========== HEADER ========== */

/* initial state */
.header-top {
  padding: 20px 0;
  background: transparent;
  backdrop-filter: none;
  border-bottom: none;
}

/* after scroll */
.header-scrolled {
  padding: 10px 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #222;
  box-shadow: 0 2px 8px rgba(0, 255, 200, 0.05);
  transition: 0.25s ease-in-out;
}

/* nav links */
.nav-link {
  color: #dcdcdc;
  transition: 0.2s;
}
.nav-link:hover {
  color: #00ffcc;
  text-shadow: 0px 0px 6px #00ffcc;
}

/* ========== HERO ========== */
.hero-title {
  line-height: 1.2;
}

/* Desktop: full height hero */
@media (min-width: 768px) {
  .hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
  }
}

/* Mobile: natural height */
@media (max-width: 767px) {
  .hero-section {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }
}

/* ========== Cards ========== */
.card,
.service-card,
.design-card {
  background: #111;
  border: 1px solid #222;
  padding: 1.5rem;
  border-radius: 12px;
  transition: 0.25s;
}
.card:hover,
.design-card:hover,
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 0 18px rgba(0, 255, 200, 0.15);
}

/* Design card special */
.design-card {
  text-align: center;
  font-weight: 600;
  padding: 2rem;
}

/* ========== Scroll Reveal Animation ========== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========== Mobile Nav Open State ========== */
#mobileNav.show {
  display: block;
}

/* ========== Canvas Fallback ========== */
#heroCanvas {
  opacity: 0.18;
}