:root {
  --bg-dark: #05080f;
  --neon-blue: #00b3ff;
  --neon-red: #ff003c;
  --text-main: #e6f1ff;
}

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

body {
  font-family: 'Montserrat', sans-serif;
  background: radial-gradient(circle at top, #081325, #02040a);
  color: var(--text-main);
  min-height: 100vh;
  overflow-x: hidden;
}

/* NAVBAR */
.nav {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 18px 60px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(10px);
  z-index: 10;
}

.brand {
  font-family: 'Orbitron', sans-serif;
  letter-spacing: 4px;
  font-weight: 700;
}

.nav a {
  margin-left: 30px;
  color: var(--text-main);
  text-decoration: none;
  opacity: 0.8;
  transition: 0.3s;
}

.nav a:hover {
  opacity: 1;
  color: var(--neon-blue);
  text-shadow: 0 0 12px rgba(0,179,255,.8);
}

/* =========================
   NAVBAR LOGO (RESPONSIVE)
========================= */

.brand {
  display: flex;
  align-items: center;
}

/* Desktop / Laptop */
.logo-img {
  height: 56px;            /* bigger than before */
  width: auto;
  max-width: 100%;
  filter: drop-shadow(0 0 14px rgba(0, 170, 255, 0.65));
  transition: transform 0.3s ease, filter 0.3s ease;
}

.logo-img:hover {
  transform: scale(1.06);
  filter: drop-shadow(0 0 22px rgba(0, 170, 255, 0.9));
}

/* Tablet */
@media (max-width: 992px) {
  .logo-img {
    height: 48px;
  }
}

/* Mobile */
@media (max-width: 600px) {
  .logo-img {
    height: 40px;
  }
}


/* HERO */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: url('../images/rynixbg.jpg') center/cover no-repeat;
  position: relative;
}

.overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,.4), rgba(0,0,0,.9));
}

.hero-content {
  position: relative;
  text-align: center;
  max-width: 800px;
  animation: float 7s ease-in-out infinite;
}

/* TITLE */
.title {
  font-family: 'Orbitron', sans-serif;
  font-size: 90px;
  letter-spacing: 8px;
  position: relative;
  animation: glitch 2.8s infinite;
}

.title::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  color: var(--neon-blue);
  opacity: 0.15;
  filter: blur(18px);
}

.tagline {
  font-size: 22px;
  margin-top: 12px;
  opacity: 0;
  animation: fadeUp 1.6s ease forwards 0.6s;
}

.description {
  margin: 28px auto;
  font-size: 16px;
  opacity: 0.8;
  animation: fadeUp 1.6s ease forwards 1s;
}

/* FORM */
.launch-form {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 30px;
  animation: fadeUp 1.6s ease forwards 1.4s;
}

.launch-form input {
  padding: 14px 18px;
  width: 260px;
  border-radius: 30px;
  border: 1px solid rgba(0,179,255,.4);
  background: rgba(255,255,255,.08);
  color: #fff;
  backdrop-filter: blur(8px);
}

.launch-form button {
  padding: 14px 26px;
  border-radius: 30px;
  border: none;
  background: linear-gradient(135deg, var(--neon-red), #ff5f6d);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 0 25px rgba(255,0,60,.6);
  transition: 0.3s;
}

.launch-form button:hover {
  transform: scale(1.1);
  box-shadow: 0 0 45px rgba(255,0,60,1);
}

/* FOOTER */
footer {
  position: absolute;
  bottom: 20px;
  width: 100%;
  text-align: center;
  font-size: 14px;
  opacity: 0.6;
}

/* ANIMATIONS */
@keyframes glitch {
  0% { text-shadow: 2px 0 red, -2px 0 cyan; }
  50% { text-shadow: -2px -2px red, 2px 2px cyan; }
  100% { text-shadow: 0 0 18px rgba(0,179,255,.8); }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(25px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes float {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .title { font-size: 56px; }
  .nav { padding: 14px 24px; }
}