* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
  color: white;
  text-align: center;
  overflow-x: hidden;

  background: linear-gradient(135deg, #1a0000, #3b0000, #6b0000);
  background-size: 400% 400%;

  animation: gradientMove 10s ease infinite, softPulse 8s ease-in-out infinite;
}

/* ==========================
 BASE ANIMATION
========================== */

@keyframes gradientMove {
  0% {background-position: 0%;}
  50% {background-position: 100%;}
  100% {background-position: 0%;}
}

@keyframes softPulse {
  0% { filter: brightness(1); }
  50% { filter: brightness(1.05); }
  100% { filter: brightness(1); }
}

/* ==========================
 CINEMATIC LAYERS
========================== */

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;

  background: radial-gradient(circle at center,
    transparent 40%,
    rgba(0,0,0,0.5)
  );
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;

  background:
    radial-gradient(circle at 20% 20%, rgba(255,0,0,0.08), transparent 40%),
    radial-gradient(circle at 80% 60%, rgba(255,0,0,0.06), transparent 45%);

  filter: blur(60px);
  opacity: 0.65;

  animation: fogMove 25s ease-in-out infinite;
}

@keyframes fogMove {
  0% { transform: translate(0,0); }
  50% { transform: translate(25px,-15px); }
  100% { transform: translate(0,0); }
}

/* ==========================
 HERO
========================== */

.hero {
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-logo {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 3px solid rgba(255, 0, 0, 0.6);
  box-shadow: 0 0 30px rgba(255, 0, 0, 0.4);
  margin-bottom: 20px;

  animation: logoIntro 1.2s ease, logoFloat 4s ease-in-out infinite;
}

@keyframes logoIntro {
  from { opacity: 0; transform: scale(0.8); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes logoFloat {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
  100% { transform: translateY(0px); }
}

.hero-title {
  font-size: 42px;
  letter-spacing: 4px;
  text-shadow: 0 0 30px rgba(255,0,0,0.6);
}

.hero-sub {
  margin-top: 10px;
  opacity: 0.7;
  letter-spacing: 1px;
}

.scroll-indicator {
  position: absolute;
  bottom: 30px;
  font-size: 24px;
  opacity: 0.5;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  50% { transform: translateY(10px); }
}

/* ==========================
 PARTICLES
========================== */

#particles {
  position: fixed;
  inset: 0;
  z-index: -2;
}

/* ==========================
 CONTENT
========================== */

.container {
  max-width: 520px;
  margin: auto;
  padding: 20px;
  margin-top: -80px;
  position: relative;
  z-index: 2;
}

/* ==========================
 CARDS
========================== */

.card {
  background: rgba(10,0,0,0.55);
  border: 1px solid rgba(255,0,0,0.25);
  padding: 22px;
  margin: 20px 0;
  border-radius: 18px;
  backdrop-filter: blur(14px);
  transition: 0.3s ease;
}

.card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 0 40px rgba(255,0,0,0.35);
}

/* ==========================
 BUTTONS
========================== */

.buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 15px;
}

.buttons a {
  padding: 12px;
  border-radius: 12px;
  text-decoration: none;
  color: white;
  background: linear-gradient(135deg, #ff1a1a, #4d0000);
  transition: 0.25s;
}

.buttons a:hover {
  transform: scale(1.05);
  box-shadow: 0 0 18px rgba(255,0,0,0.35);
}

/* ==========================
 REVEAL
========================== */

.reveal {
  opacity: 0;
  transform: translateY(30px);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
  transition: 0.8s;
}

/* ==========================
 MOBILE
========================== */

@media (max-width: 768px) {
  .hero-title {
    font-size: 28px;
  }
}