@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Inter:wght@300;400;600;700&display=swap');

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

body {
  font-family: 'Inter', sans-serif;
  background: #0a0a0a;
  color: #e6e6e6;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Decorative planets / ships */

.space-decor {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}

/* planets = soft colored glows */
.planet {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #fff, rgba(255,255,255,0.2), transparent 70%);
  opacity: 0.7;
}

/* tweak sizes/positions */
.planet-small {
  width: 40px;
  height: 40px;
  top: 18%;
  left: 8%;
  box-shadow: 0 0 25px rgba(180, 107, 255, 0.8);
}

.planet-medium {
  width: 70px;
  height: 70px;
  top: 12%;
  right: 10%;
  box-shadow: 0 0 35px rgba(41, 210, 255, 0.8);
}

.planet-large {
  width: 110px;
  height: 110px;
  bottom: 6%;
  left: 15%;
  box-shadow: 0 0 45px rgba(255, 75, 58, 0.75);
}

/* tiny moving ships / comets */
.ship,
.comet {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #ffffff;
  opacity: 0.8;
}

/* simple linear drifts, very subtle */

.ship-one {
  top: 28%;
  left: -5%;
  box-shadow: 0 0 10px rgba(41, 210, 255, 0.9);
  animation: ship-drift-1 18s linear infinite;
}

.ship-two {
  top: 65%;
  right: -5%;
  box-shadow: 0 0 10px rgba(255, 75, 58, 0.9);
  animation: ship-drift-2 22s linear infinite;
}

.comet-one {
  top: -5%;
  left: 60%;
  width: 2px;
  height: 2px;
  box-shadow:
    0 0 12px rgba(255,255,255,0.9),
    -25px 8px 0 -1px rgba(255,255,255,0.15); /* faint tail */
  animation: comet-fall 26s linear infinite;
}

/* keyframes */

@keyframes ship-drift-1 {
  0%   { transform: translateX(0); }
  100% { transform: translateX(120vw); }
}

@keyframes ship-drift-2 {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-120vw); }
}

@keyframes comet-fall {
  0%   { transform: translate3d(0,0,0); }
  100% { transform: translate3d(-40vw, 120vh, 0); }
}

body::before,
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    /* bright small stars */
    radial-gradient(2px 2px at 8% 18%,  rgba(255,255,255,0.9) 0, transparent 55%),
    radial-gradient(2px 2px at 22% 42%, rgba(255,255,255,0.85) 0, transparent 55%),
    radial-gradient(2px 2px at 38% 12%, rgba(220,235,255,0.9) 0, transparent 55%),
    radial-gradient(2px 2px at 64% 26%, rgba(200,255,255,0.85) 0, transparent 55%),
    radial-gradient(2px 2px at 82% 38%, rgba(255,255,240,0.85) 0, transparent 55%),

    /* medium stars */
    radial-gradient(1.5px 1.5px at 15% 68%, rgba(255,255,210,0.8) 0, transparent 55%),
    radial-gradient(1.5px 1.5px at 33% 55%, rgba(230,240,255,0.8) 0, transparent 55%),
    radial-gradient(1.5px 1.5px at 51% 77%, rgba(255,255,255,0.75) 0, transparent 55%),
    radial-gradient(1.5px 1.5px at 71% 60%, rgba(210,235,255,0.8) 0, transparent 55%),
    radial-gradient(1.5px 1.5px at 90% 72%, rgba(255,255,230,0.75) 0, transparent 55%),

    /* faint distant stars */
    radial-gradient(1px 1px at 5% 90%,   rgba(255,255,255,0.5) 0, transparent 55%),
    radial-gradient(1px 1px at 27% 10%,  rgba(255,255,255,0.45) 0, transparent 55%),
    radial-gradient(1px 1px at 48% 32%,  rgba(220,235,255,0.4) 0, transparent 55%),
    radial-gradient(1px 1px at 68% 82%,  rgba(255,255,255,0.45) 0, transparent 55%),
    radial-gradient(1px 1px at 88% 8%,   rgba(255,255,255,0.4) 0, transparent 55%);
  background-repeat: repeat;
  background-size: 220px 180px; /* slightly tighter tiling = more stars */
  opacity: 0.6;
  z-index: -1;
}

body::after {
  opacity: 0.3;
  filter: blur(0.6px);
}

/* HEADER */
header {
  padding: 40px 20px 30px;
  background: linear-gradient(180deg, rgba(0,0,0,0.8) 0%, transparent 100%);
}

/* nav on far left */
header nav {
  text-align: left;
  margin-bottom: 10px;
}

/* title centered below nav */
.page-title {
  text-align: center;
  font-family: 'Orbitron', monospace;
  font-size: clamp(2.5em, 6vw, 4.5em);
  font-weight: 900;
  background: linear-gradient(45deg, #ff4b3a, #ff8e53, #ffb347);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.1em;
  text-shadow: 0 0 30px rgba(255, 75, 58, 0.5);
  margin: 0;
}

/* home button styling */
header nav a {
  display: inline-block;
  padding: 12px 24px;
  background: rgba(255, 75, 58, 0.2);
  color: #fff;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  border: 2px solid rgba(255, 75, 58, 0.5);
  transition: all 0.3s ease;
}

header nav a:hover {
  background: #ff4b3a;
  box-shadow: 0 8px 25px rgba(255, 75, 58, 0.4);
  transform: translateY(-2px);
}

/* PLANET CARDS */
.planet-card {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  max-width: 1400px;
  margin: 0 auto 20px;
  padding: 60px 40px;
  gap: 80px;
  align-items: stretch;          /* important */
  position: relative;
  overflow: hidden;
  min-height: 420px;             /* close to cover height */
}

.planet-card:nth-child(even) {
  flex-direction: row-reverse;
}

.planet-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--card-accent), transparent);
}

.planet-image {
  position: relative;
  height: 100%;                  /* match card height */
  min-height: 360px;             /* safety on smaller text */
}

.planet-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 24px;
  box-shadow: 
    0 25px 50px rgba(0,0,0,0.5),
    inset 0 2px 0 rgba(255,255,255,0.1);
}

.planet-glow {
  position: absolute;
  top: -20px;
  left: -20px;
  right: -20px;
  bottom: -20px;
  border-radius: 28px;
  filter: blur(40px);
  opacity: 0.6;
  z-index: -1;
}

.red-glow {
  background: radial-gradient(circle, rgba(255,75,58,0.9), transparent);
}

.cyan-glow {
  background: radial-gradient(circle, rgba(41,210,255,0.9), transparent);
}

.purple-glow {
  background: radial-gradient(circle, rgba(180,107,255,0.9), transparent);
}

.planet-info {
  text-align: left;
  display: flex;
  flex-direction: column;
  justify-content: center;       /* vertically center content */
}

.planet-info h2 {
  font-family: 'Orbitron', monospace;
  font-size: clamp(2.2em, 5vw, 3.5em);
  font-weight: 900;
  margin-bottom: 16px;
  background: linear-gradient(45deg, var(--card-accent), rgba(255,255,255,0.8));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.planet-tagline {
  font-size: 1.1em;
  font-weight: 300;
  color: rgba(255,255,255,0.8);
  margin-bottom: 22px;
  letter-spacing: 0.05em;
}

/* BOOK GRID */
.book-grid {
  display: grid;
  gap: 24px;
}

.book-item {
  background: rgba(255,255,255,0.05);
  padding: 24px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  min-height: 180px;             /* give space for longer blurb */
}

.book-item:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.2);
  transform: translateY(-4px);
  box-shadow: 0 15px 35px rgba(0,0,0,0.3);
}

.book-item h3 {
  font-family: 'Orbitron', monospace;
  font-size: 1.4em;
  font-weight: 700;
  margin-bottom: 12px;
  color: #fff;
}

.book-item p {
  color: rgba(255,255,255,0.85);
  margin-bottom: 16px;
  line-height: 1.6;
}

.buy-btn {
  display: inline-block;
  padding: 12px 28px;
  font-weight: 700;
  text-decoration: none;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.9em;
  transition: all 0.3s ease;
}

.red-btn {
  background: linear-gradient(45deg, #ff4b3a, #ff6b4a);
  color: white;
  box-shadow: 0 6px 20px rgba(255,75,58,0.4);
}

.red-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(255,75,58,0.6);
}

.cyan-btn {
  background: linear-gradient(45deg, #29d2ff, #4ad1ff);
  color: #0a0a0a;
  box-shadow: 0 6px 20px rgba(41,210,255,0.4);
}

.cyan-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(41,210,255,0.6);
}

.purple-btn {
  background: linear-gradient(45deg, #b46bff, #c97bff);
  color: white;
  box-shadow: 0 6px 20px rgba(180,107,255,0.4);
}

.purple-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(180,107,255,0.6);
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .planet-card {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 40px 20px;
    text-align: center;
  }
  
  .planet-card:nth-child(even) {
    flex-direction: column;
  }
  
  .planet-info {
    text-align: center;
  }
}

@media (max-width: 600px) {
  header {
    padding: 40px 20px 30px;
  }
}
.mechara-card .planet-image img {
  box-shadow: 0 0 25px 6px rgba(255, 75, 58, 0.45);
  border-radius: 24px;
  transition: box-shadow 0.3s ease;
}

.luminara-card .planet-image img {
  box-shadow: 0 0 25px 6px rgba(41, 210, 255, 0.45);
  border-radius: 24px;
  transition: box-shadow 0.3s ease;
}

.ceres-card .planet-image img {
  box-shadow: 0 0 25px 6px rgba(180, 107, 255, 0.45);
  border-radius: 24px;
  transition: box-shadow 0.3s ease;
}
/* MOBILE: Smaller back button, up + left */
@media (max-width: 900px) {
  header nav {
    padding-top: 12px !important;  /* Push UP */
    padding-left: 7px !important; /* Push LEFT */
  }
  
  header nav a {
    padding: 6px 14px !important;  /* Smaller button */
    font-size: 0.8rem !important;
  }
}
/* MOBILE: Push THE NEXUS SAGA down (match Misery Market) */
@media (max-width: 900px) {
  header .page-title {
    margin-top: 50px !important;
    padding-top: 25px !important;
  }
}

@media (max-width: 600px) {
  header .page-title {
    margin-top: 60px !important;
  }
}