/* ===== RBG Portal — Modern Dark Theme ===== */
:root {
  --bg: #0a0a0f;
  --surface: rgba(255,255,255,0.04);
  --border: rgba(255,255,255,0.08);
  --text: #e8e8f0;
  --muted: #8888a0;
  --cyan: #00f0ff;
  --magenta: #ff006e;
  --gold: #ffd60a;
  --purple: #8338ec;
  --green: #06ffa5;
  --font: 'Outfit', sans-serif;
  --font-display: 'Space Grotesk', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

/* Background effects */
.bg-orbs {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  animation: float 12s ease-in-out infinite;
}

.orb-1 { width: 500px; height: 500px; background: var(--cyan); top: -10%; left: -5%; animation-delay: 0s; }
.orb-2 { width: 400px; height: 400px; background: var(--magenta); top: 40%; right: -10%; animation-delay: -4s; }
.orb-3 { width: 350px; height: 350px; background: var(--purple); bottom: -5%; left: 30%; animation-delay: -8s; }

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -40px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.grid-overlay {
  position: fixed;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

/* Header */
.site-header {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 3rem;
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: inherit;
}

.logo-mark {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  color: #000;
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
}

.logo-dot { color: var(--cyan); }

.nav-dots {
  display: flex;
  gap: 0.5rem;
}

.nav-dots a {
  color: var(--muted);
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.3s;
  border: 1px solid transparent;
}

.nav-dots a:hover,
.nav-dots a.active {
  color: var(--text);
  background: var(--surface);
  border-color: var(--border);
}

/* Hero */
.hero {
  position: relative;
  z-index: 5;
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem 2rem 6rem;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  padding: 0.4rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 2rem;
  background: var(--surface);
  letter-spacing: 0.1em;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.2rem;
}

.hero-title .line { display: block; }
.hero-title .line:first-child { font-weight: 400; font-size: 0.55em; color: var(--muted); margin-bottom: 0.3em; }

.gradient-text {
  background: linear-gradient(135deg, var(--cyan), var(--magenta), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  color: var(--muted);
  font-size: 1.1rem;
  max-width: 520px;
  margin: 0 auto 3.5rem;
}

/* Portal Cards */
.portal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  text-align: left;
}

.portal-card {
  position: relative;
  display: block;
  padding: 2rem;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface);
  backdrop-filter: blur(20px);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), border-color 0.3s, box-shadow 0.3s;
}

.portal-card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: rgba(255,255,255,0.15);
}

.card-glow {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}

.card-dev .card-glow { background: radial-gradient(circle at 50% 0%, rgba(0,240,255,0.15), transparent 70%); }
.card-fun .card-glow { background: radial-gradient(circle at 50% 0%, rgba(255,0,110,0.15), transparent 70%); }
.card-shop .card-glow { background: radial-gradient(circle at 50% 0%, rgba(255,214,10,0.15), transparent 70%); }

.portal-card:hover .card-glow { opacity: 1; }

.card-dev:hover { box-shadow: 0 20px 60px rgba(0,240,255,0.12); }
.card-fun:hover { box-shadow: 0 20px 60px rgba(255,0,110,0.12); }
.card-shop:hover { box-shadow: 0 20px 60px rgba(255,214,10,0.12); }

.card-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  display: block;
}

.portal-card h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 0.6rem;
}

.card-dev h2 { color: var(--cyan); }
.card-fun h2 { color: var(--magenta); }
.card-shop h2 { color: var(--gold); }

.portal-card p {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.card-cta {
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  opacity: 0.7;
  transition: opacity 0.3s;
}

.portal-card:hover .card-cta { opacity: 1; }

/* Sub pages */
.sub-page {
  position: relative;
  z-index: 5;
  max-width: 1100px;
  margin: 0 auto;
  padding: 3rem 2rem 5rem;
}

.page-hero {
  text-align: center;
  margin-bottom: 3rem;
}

.page-tag {
  display: inline-block;
  padding: 0.35rem 1rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.tag-dev { background: rgba(0,240,255,0.1); color: var(--cyan); border: 1px solid rgba(0,240,255,0.2); }
.tag-fun { background: rgba(255,0,110,0.1); color: var(--magenta); border: 1px solid rgba(255,0,110,0.2); }
.tag-shop { background: rgba(255,214,10,0.1); color: var(--gold); border: 1px solid rgba(255,214,10,0.2); }

.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: 0.8rem;
}

.page-hero p { color: var(--muted); max-width: 500px; margin: 0 auto; }

/* Feature grid (dev page) */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.2rem;
  margin-bottom: 3rem;
}

.feature-card {
  padding: 1.8rem;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--surface);
  transition: border-color 0.3s, transform 0.3s;
}

.feature-card:hover {
  border-color: rgba(0,240,255,0.3);
  transform: translateY(-4px);
}

.feature-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: rgba(0,240,255,0.2);
  margin-bottom: 0.5rem;
}

.feature-card h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.feature-card p { color: var(--muted); font-size: 0.85rem; }

/* Media grid (entertainment) */
.media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.2rem;
  margin-bottom: 3rem;
}

.media-card {
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--surface);
  overflow: hidden;
  transition: transform 0.3s, border-color 0.3s;
}

.media-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255,0,110,0.3);
}

.media-thumb {
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.thumb-1 { background: linear-gradient(135deg, #1a0028, #ff006e33); }
.thumb-2 { background: linear-gradient(135deg, #001a28, #00f0ff33); }
.thumb-3 { background: linear-gradient(135deg, #1a0010, #8338ec33); }
.thumb-4 { background: linear-gradient(135deg, #001a10, #06ffa533); }

.media-info { padding: 1.2rem; }
.media-cat {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--magenta);
  font-weight: 600;
}
.media-info h3 { margin: 0.4rem 0; font-size: 1rem; }
.media-info p { color: var(--muted); font-size: 0.85rem; }

/* Product grid (seller) */
.filter-bar {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.filter-btn {
  padding: 0.5rem 1.2rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  font-family: var(--font);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.3s;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--surface);
  color: var(--gold);
  border-color: rgba(255,214,10,0.3);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.2rem;
}

.product-card {
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--surface);
  padding: 1.5rem;
  position: relative;
  transition: transform 0.3s, border-color 0.3s;
}

.product-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255,214,10,0.3);
}

.product-card.hidden { display: none; }

.product-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 0.65rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: rgba(255,214,10,0.15);
  color: var(--gold);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.product-img {
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  border-radius: 12px;
  margin-bottom: 1rem;
}

.img-1 { background: linear-gradient(135deg, #001a20, #00f0ff22); }
.img-2 { background: linear-gradient(135deg, #1a0010, #8338ec22); }
.img-3 { background: linear-gradient(135deg, #1a1000, #ffd60a22); }
.img-4 { background: linear-gradient(135deg, #001a10, #06ffa522); }
.img-5 { background: linear-gradient(135deg, #1a001a, #ff006e22); }
.img-6 { background: linear-gradient(135deg, #1a1000, #ff880022); }

.product-card h3 { font-size: 1rem; margin-bottom: 0.4rem; }
.product-card p { color: var(--muted); font-size: 0.82rem; margin-bottom: 1rem; }

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.price {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--gold);
  font-size: 0.95rem;
}

.btn-buy {
  padding: 0.45rem 1rem;
  border-radius: 8px;
  border: 1px solid rgba(255,214,10,0.4);
  background: rgba(255,214,10,0.1);
  color: var(--gold);
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

.btn-buy:hover {
  background: var(--gold);
  color: #000;
}

/* CTA Banner */
.cta-banner {
  text-align: center;
  padding: 3rem 2rem;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(0,240,255,0.05), rgba(255,0,110,0.05));
}

.cta-fun {
  background: linear-gradient(135deg, rgba(255,0,110,0.05), rgba(131,56,236,0.05));
}

.cta-banner h2 { font-family: var(--font-display); margin-bottom: 0.5rem; }
.cta-banner p { color: var(--muted); margin-bottom: 1.5rem; }

.btn-primary {
  display: inline-block;
  padding: 0.8rem 2rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  color: #000;
  font-family: var(--font);
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
}

.btn-primary:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 30px rgba(0,240,255,0.3);
}

/* Footer */
.site-footer {
  position: relative;
  z-index: 5;
  text-align: center;
  padding: 2rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}

.back-link {
  display: block;
  color: var(--muted);
  text-decoration: none;
  margin-bottom: 0.5rem;
  transition: color 0.3s;
}

.back-link:hover { color: var(--cyan); }

/* Page-specific orb tints */
.page-dev .orb-1 { background: var(--cyan); }
.page-fun .orb-2 { background: var(--magenta); }
.page-shop .orb-1 { background: var(--gold); opacity: 0.25; }

/* Animations on load */
.hero-badge, .hero-title, .hero-sub, .portal-card {
  animation: fadeUp 0.8s ease backwards;
}

.hero-title { animation-delay: 0.1s; }
.hero-sub { animation-delay: 0.2s; }
.portal-card:nth-child(1) { animation-delay: 0.3s; }
.portal-card:nth-child(2) { animation-delay: 0.45s; }
.portal-card:nth-child(3) { animation-delay: 0.6s; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive */
@media (max-width: 640px) {
  .site-header { padding: 1rem 1.2rem; flex-direction: column; gap: 1rem; }
  .hero { padding: 2.5rem 1.2rem 4rem; }
  .nav-dots a { padding: 0.4rem 0.7rem; font-size: 0.78rem; }
}