:root {
  --e2-blue: #00d4ff;
  --e2-green: #00ff9d;
  --e2-deep: #001a2e;
  --e2-glow: rgba(0, 212, 255, 0.6);
  --e2-glow-green: rgba(0, 255, 157, 0.5);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: #000814; color: #e8f4ff; position: relative;
  display: flex; flex-direction: column; min-height: 100vh;
}
body::before {
  content: ''; position: fixed; inset: 0;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(0, 212, 255, 0.18) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(0, 255, 157, 0.14) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(0, 58, 92, 0.3) 0%, transparent 70%),
    linear-gradient(135deg, #000814 0%, #001a2e 50%, #000814 100%);
  z-index: -2; animation: bgShift 20s ease-in-out infinite;
}
@keyframes bgShift {
  0%, 100% { filter: hue-rotate(0deg) brightness(1); }
  50% { filter: hue-rotate(15deg) brightness(1.1); }
}
#particles { position: fixed; inset: 0; z-index: -1; pointer-events: none; }
.orb { position: fixed; border-radius: 50%; filter: blur(80px); opacity: 0.35; pointer-events: none; z-index: -1; }
.orb-1 { width: 500px; height: 500px; background: var(--e2-blue); top: -150px; left: -150px; animation: float1 18s ease-in-out infinite; }
.orb-2 { width: 600px; height: 600px; background: var(--e2-green); bottom: -200px; right: -200px; animation: float2 22s ease-in-out infinite; }
@keyframes float1 { 0%, 100% { transform: translate(0,0); } 50% { transform: translate(60px, 80px); } }
@keyframes float2 { 0%, 100% { transform: translate(0,0); } 50% { transform: translate(-80px, -60px); } }
header { text-align: center; padding: 2rem 1rem 1rem; flex-shrink: 0; }
.badge {
  display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.35rem 1rem;
  background: rgba(0, 212, 255, 0.1); border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: 50px; font-size: 0.72rem; letter-spacing: 2px; text-transform: uppercase;
  color: var(--e2-blue); margin-bottom: 0.75rem; backdrop-filter: blur(10px);
  animation: pulse 3s ease-in-out infinite;
}
.badge svg { width: 12px; height: 12px; }
h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem); font-weight: 900;
  background: linear-gradient(135deg, #00d4ff 0%, #00ff9d 50%, #00d4ff 100%);
  background-size: 200% auto; -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; letter-spacing: -1px; line-height: 1;
  text-shadow: 0 0 80px var(--e2-glow); animation: shimmer 5s linear infinite;
}
h1 .dot { color: var(--e2-green); -webkit-text-fill-color: var(--e2-green); text-shadow: 0 0 40px var(--e2-glow-green); }
.tagline { font-size: 0.95rem; color: rgba(232, 244, 255, 0.6); margin-top: 0.4rem; letter-spacing: 1px; }
@keyframes shimmer { to { background-position: 200% center; } }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(0, 212, 255, 0.4); } 50% { box-shadow: 0 0 25px 8px rgba(0, 212, 255, 0); } }
.hub { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 1.5rem; padding: 1.5rem 1.5rem 2rem; max-width: 1400px; margin: 0 auto; width: 100%; }
.cat { width: 100%; max-width: 1100px; display: flex; flex-direction: column; align-items: center; gap: 0.75rem; }
.cat-title {
  width: 100%; display: flex; align-items: center; justify-content: center; gap: 0.85rem;
  padding: 0.9rem 1.5rem; background: linear-gradient(135deg, rgba(0, 212, 255, 0.15), rgba(0, 255, 157, 0.08));
  border: 1px solid rgba(0, 212, 255, 0.3); border-radius: 14px; backdrop-filter: blur(20px);
  position: relative; overflow: hidden;
}
.cat-title::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.12), transparent);
  transform: translateX(-100%); animation: catShine 5s ease-in-out infinite;
}
@keyframes catShine { 0%, 100% { transform: translateX(-100%); } 50% { transform: translateX(100%); } }
.cat-icon { width: 26px; height: 26px; color: var(--e2-green); filter: drop-shadow(0 0 6px rgba(0, 255, 157, 0.6)); }
.cat-name { font-size: 1.05rem; font-weight: 800; color: #fff; letter-spacing: 1px; text-transform: uppercase; }
.cat-grid { width: 100%; display: grid; gap: 0.85rem; justify-content: center; }
.cat-grid[data-count="2"] { grid-template-columns: repeat(2, minmax(220px, 260px)); }
.cat-grid[data-count="3"] { grid-template-columns: repeat(3, minmax(220px, 260px)); }
.cat-grid[data-count="4"] { grid-template-columns: repeat(4, minmax(200px, 250px)); }
.cat-grid[data-count="5"] { grid-template-columns: repeat(5, minmax(180px, 230px)); }
.tile {
  position: relative; aspect-ratio: 1 / 1; padding: 1rem;
  background: rgba(0, 26, 46, 0.55); border: 1px solid rgba(0, 212, 255, 0.15);
  border-radius: 16px; backdrop-filter: blur(20px); text-decoration: none; color: inherit;
  overflow: hidden; transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1); cursor: pointer;
  display: flex; flex-direction: column; gap: 0.35rem;
}
.tile::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(0, 212, 255, 0.22), transparent 50%);
  opacity: 0; transition: opacity 0.4s; pointer-events: none;
}
.tile::after {
  content: ''; position: absolute; inset: -1px; border-radius: 16px; padding: 1px;
  background: linear-gradient(135deg, transparent 30%, var(--e2-blue), var(--e2-green), transparent 70%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity 0.4s; pointer-events: none;
}
.tile:hover {
  transform: translateY(-5px) scale(1.03); border-color: rgba(0, 212, 255, 0.5);
  box-shadow: 0 14px 40px -8px rgba(0, 212, 255, 0.5), 0 0 30px -5px rgba(0, 255, 157, 0.3);
  z-index: 10;
}
.tile:hover::before { opacity: 1; }
.tile:hover::after { opacity: 1; }
.tile-top { display: flex; align-items: center; gap: 0.6rem; }
.tile-icon {
  width: 38px; height: 38px; border-radius: 10px;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.2), rgba(0, 255, 157, 0.2));
  display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(0, 212, 255, 0.3); transition: transform 0.4s, box-shadow 0.4s;
  flex-shrink: 0; color: var(--e2-blue);
}
.tile-icon svg { width: 20px; height: 20px; }
.tile:hover .tile-icon { transform: rotate(-8deg) scale(1.15); box-shadow: 0 0 15px var(--e2-glow); color: var(--e2-green); }
.icon-discord { color: #5865F2 !important; }
.icon-x { color: #ffffff !important; }
.icon-youtube { color: #FF0000 !important; }
.icon-twitch { color: #9146FF !important; }
.tile-name {
  font-size: 0.88rem; color: #fff; font-weight: 700; line-height: 1.15;
  overflow: hidden; text-overflow: ellipsis; display: -webkit-box;
  -webkit-line-clamp: 2; -webkit-box-orient: vertical;
}
.tile-body { flex: 1; display: flex; flex-direction: column; justify-content: space-between; gap: 0.35rem; }
.tile-desc {
  font-size: 0.72rem; color: rgba(232, 244, 255, 0.6); line-height: 1.35;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.tile-credit {
  font-size: 0.62rem; color: rgba(0, 212, 255, 0.65); line-height: 1.2; letter-spacing: 0.5px;
  text-transform: uppercase; font-weight: 600; padding-top: 0.35rem;
  border-top: 1px dashed rgba(0, 212, 255, 0.18); display: flex; align-items: center; gap: 0.3rem;
}
.tile-credit::before {
  content: 'by'; color: rgba(232, 244, 255, 0.35); font-weight: 400;
  text-transform: lowercase; letter-spacing: 0;
}
.tile-featured {
  background: linear-gradient(135deg, rgba(0, 26, 46, 0.85), rgba(0, 58, 92, 0.5));
  border-color: rgba(0, 255, 157, 0.4);
}
.tile-featured .tile-icon {
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.35), rgba(0, 255, 157, 0.35));
  animation: earthiePulse 3s ease-in-out infinite; color: var(--e2-green);
}
.tile-featured .tile-credit { color: var(--e2-green); border-top-color: rgba(0, 255, 157, 0.25); }
@keyframes earthiePulse {
  0%, 100% { box-shadow: 0 0 12px rgba(0, 255, 157, 0.3); }
  50% { box-shadow: 0 0 22px rgba(0, 255, 157, 0.7), 0 0 35px rgba(0, 212, 255, 0.3); }
}
footer { text-align: center; padding: 1rem; color: rgba(232, 244, 255, 0.35); font-size: 0.75rem; flex-shrink: 0; }
footer a { color: var(--e2-blue); text-decoration: none; }

.toast {
  position: fixed; bottom: 2rem; left: 50%;
  transform: translateX(-50%) translateY(120%);
  max-width: 560px; width: calc(100% - 2rem);
  padding: 1.25rem 1.5rem 1.4rem;
  background: linear-gradient(135deg, rgba(0, 26, 46, 0.95), rgba(0, 58, 92, 0.85));
  border: 1px solid rgba(0, 255, 157, 0.4);
  border-radius: 16px; backdrop-filter: blur(25px);
  box-shadow:
    0 20px 60px -10px rgba(0, 0, 0, 0.6),
    0 0 40px -10px rgba(0, 212, 255, 0.5),
    0 0 30px -5px rgba(0, 255, 157, 0.4);
  z-index: 1000; color: #fff; opacity: 0;
  transition: opacity 0.6s ease-out, transform 0.6s cubic-bezier(0.23, 1, 0.32, 1);
  overflow: hidden;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast::before {
  content: ''; position: absolute; inset: -1px; border-radius: 16px; padding: 1px;
  background: linear-gradient(135deg, var(--e2-blue), var(--e2-green), var(--e2-blue));
  background-size: 200% 200%;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  animation: toastGlow 3s linear infinite; pointer-events: none;
}
@keyframes toastGlow {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
.toast-header {
  display: flex; align-items: center; gap: 0.6rem; margin-bottom: 0.6rem;
  font-size: 0.7rem; letter-spacing: 3px; text-transform: uppercase;
  color: var(--e2-green); font-weight: 800;
}
.toast-header svg { width: 18px; height: 18px; filter: drop-shadow(0 0 6px var(--e2-glow-green)); }
.toast-body { font-size: 1.02rem; line-height: 1.55; color: #e8f4ff; font-weight: 500; }
.toast-sig {
  margin-top: 0.85rem; text-align: right; font-size: 0.95rem; font-style: italic;
  color: var(--e2-blue); font-weight: 700; letter-spacing: 0.5px;
}
.toast-close {
  position: absolute; top: 0.7rem; right: 0.85rem; width: 26px; height: 26px;
  border-radius: 50%; background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.3); color: var(--e2-blue);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 0.9rem; font-weight: 700; line-height: 1;
  transition: all 0.3s;
}
.toast-close:hover { background: rgba(0, 212, 255, 0.25); color: #fff; transform: rotate(90deg); }
.toast-progress {
  position: absolute; bottom: 0; left: 0; height: 3px;
  background: linear-gradient(90deg, var(--e2-blue), var(--e2-green));
  width: 100%; transform-origin: left;
  animation: toastProgress 15s linear forwards;
}
.toast.show .toast-progress { animation-play-state: running; }
@keyframes toastProgress {
  from { transform: scaleX(1); }
  to { transform: scaleX(0); }
}

@media (max-width: 900px) {
  .cat-grid[data-count="5"] { grid-template-columns: repeat(3, minmax(160px, 1fr)); }
  .cat-grid[data-count="4"] { grid-template-columns: repeat(2, minmax(160px, 1fr)); }
  .cat-grid[data-count="3"] { grid-template-columns: repeat(3, minmax(150px, 1fr)); }
}
@media (max-width: 560px) {
  .cat-grid[data-count="2"], .cat-grid[data-count="3"],
  .cat-grid[data-count="4"], .cat-grid[data-count="5"] { grid-template-columns: repeat(2, 1fr); }
  .toast { bottom: 1rem; padding: 1rem 1.15rem 1.2rem; }
  .toast-body { font-size: 0.92rem; }
}