:root {
  --night: #07030f;
  --ink: #f4eefc;
  --muted: #b3a6cf;
  --pink: #ff3ea5;
  --cyan: #29e6ff;
  --lime: #a6ff4d;
  --amber: #ffb52e;
  --violet: #b98cff;
  --orange: #ff7a3d;
  --t: 40px; /* marquee bulb spacing (two bulbs per tile) */
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  color: var(--ink);
  font: 400 1rem/1.55 "Outfit", system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--night);
  overflow-x: hidden;
}

/* ---------- Night sky backdrop ---------- */
.sky {
  position: fixed; inset: 0; z-index: -2;
  background: linear-gradient(180deg, #05020f 0%, #0d0524 38%, #2a0b45 68%, #6b1650 88%, #c2413b 100%);
  transition: filter .6s;
}
.stars { position: absolute; top: 0; left: 0; border-radius: 50%; background: transparent; }
.stars--a { width: 1px; height: 1px; animation: twinkle 4s ease-in-out infinite; }
.stars--b { width: 2px; height: 2px; animation: twinkle 6s ease-in-out -2s infinite; }
@keyframes twinkle { 50% { opacity: .35; } }

.horizon {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: -1;
  width: 100%; height: clamp(130px, 30vh, 320px);
  pointer-events: none;
}
.beam { transform-origin: 1010px 245px; animation: sway 9s ease-in-out infinite alternate; }
@keyframes sway { from { transform: rotate(-1.2deg); } to { transform: rotate(1.2deg); } }

/* ---------- Top bar ---------- */
.bar {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  width: min(1120px, 100%); margin: 0 auto; padding: 1rem 1.25rem 0;
  font-size: .85rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted);
}
.bar__home { color: inherit; text-decoration: none; }
.switch {
  display: inline-flex; align-items: center; gap: .6rem;
  padding: .4rem .5rem .4rem .8rem; border-radius: 999px;
  border: 1px solid rgba(255,255,255,.18); background: rgba(10,4,26,.6);
  color: inherit; font: inherit; letter-spacing: inherit; text-transform: inherit; cursor: pointer;
}
.switch__track {
  position: relative; width: 38px; height: 20px; border-radius: 999px;
  background: var(--pink); box-shadow: 0 0 12px var(--pink); transition: background .3s, box-shadow .3s;
}
.switch__track::after {
  content: ""; position: absolute; top: 3px; left: 21px; width: 14px; height: 14px;
  border-radius: 50%; background: #fff; transition: left .25s;
}

/* ---------- Hero sign ---------- */
.hero { padding: clamp(1.5rem, 5vw, 3.5rem) 1.25rem 0; text-align: center; }
.sign {
  position: relative; display: inline-block; max-width: 100%;
  padding: calc(var(--t) / 2 + clamp(1.1rem, 4vw, 2.6rem)) calc(var(--t) / 2 + clamp(1.2rem, 6vw, 4.5rem));
  border-radius: 34px;
  background: linear-gradient(160deg, rgba(36,13,70,.88), rgba(9,4,24,.94));
  box-shadow: 0 0 0 2px rgba(255,62,165,.55), 0 0 40px -6px rgba(255,62,165,.6), 0 30px 80px -30px rgba(41,230,255,.45);
  animation: poweron 1.5s both;
  transition: box-shadow .5s;
}
/* Marquee bulbs: two interleaved layers that take turns lighting up */
.sign::before, .sign::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: calc(var(--t) / 2);
  background-size: var(--t) var(--t); background-repeat: round;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  pointer-events: none; animation: chase 1s steps(1) infinite;
}
.sign::before {
  background-image:
    radial-gradient(circle at 25% 25%, #fff 0 1.5px, #ffcf66 2.5px 3.5px, rgba(255,170,50,.4) 4.5px, transparent 8px),
    radial-gradient(circle at 75% 75%, #fff 0 1.5px, #ffcf66 2.5px 3.5px, rgba(255,170,50,.4) 4.5px, transparent 8px);
}
.sign::after {
  background-image:
    radial-gradient(circle at 75% 25%, #fff 0 1.5px, #ffcf66 2.5px 3.5px, rgba(255,170,50,.4) 4.5px, transparent 8px),
    radial-gradient(circle at 25% 75%, #fff 0 1.5px, #ffcf66 2.5px 3.5px, rgba(255,170,50,.4) 4.5px, transparent 8px);
  animation-delay: -.5s;
}
@keyframes chase { 0% { opacity: 1; } 50% { opacity: .28; } }
@keyframes poweron { 0% { opacity: .1; } 8% { opacity: 1; } 12% { opacity: .2; } 20% { opacity: 1; } 26% { opacity: .45; } 34%, 100% { opacity: 1; } }

.sign__eyebrow {
  margin: 0 0 .2rem; font-family: "Tilt Neon", sans-serif;
  font-size: clamp(.8rem, 2.6vw, 1.15rem); letter-spacing: .32em; text-transform: uppercase;
  color: #d9fbff; text-shadow: 0 0 6px var(--cyan), 0 0 18px var(--cyan);
}
.sign__title { margin: 0; line-height: 1; font-weight: 400; }
.sign__neon {
  display: block; font-family: "Monoton", "Tilt Neon", sans-serif;
  font-size: clamp(3.4rem, 17vw, 9.5rem); letter-spacing: .04em;
  color: #ffe6f4;
  text-shadow: 0 0 4px #fff, 0 0 12px var(--pink), 0 0 26px var(--pink), 0 0 54px var(--pink), 0 0 96px rgba(255,62,165,.7);
}
.sign__neon b { font-weight: 400; display: inline-block; }
.sign__neon .flick { animation: flicker 6s linear 2s infinite; }
@keyframes flicker { 0%, 18%, 20%, 22%, 24%, 53%, 55%, 100% { opacity: 1; } 19%, 23%, 54% { opacity: .3; } }
.sign__script {
  display: block; margin-top: -.32em; transform: rotate(-5deg);
  font-family: "Yellowtail", cursive; font-size: clamp(2.6rem, 12vw, 6.6rem);
  color: #fff3d6;
  text-shadow: 0 0 4px #fff, 0 0 12px var(--amber), 0 0 28px var(--amber), 0 0 60px rgba(255,150,30,.8);
}
.sign__sub {
  margin: clamp(.6rem, 2vw, 1.1rem) 0 0; font-family: "Tilt Neon", sans-serif;
  font-size: clamp(.72rem, 2.3vw, 1rem); letter-spacing: .26em; text-transform: uppercase;
  color: #efffd9; text-shadow: 0 0 6px var(--lime), 0 0 18px rgba(166,255,77,.8);
}
.tagline {
  max-width: 38rem; margin: clamp(1.4rem, 4vw, 2.2rem) auto 0;
  font-size: clamp(1rem, 2.4vw, 1.2rem); font-weight: 300; color: #dcd2f1; text-wrap: balance;
}

/* ---------- Link cards ---------- */
main { flex: 1; width: min(1120px, 100%); margin: 0 auto; padding: clamp(2rem, 6vw, 3.5rem) 1.25rem 2rem; }
.heading {
  display: flex; align-items: center; gap: 1rem; margin: 0 0 1.4rem;
  font: 400 clamp(1.05rem, 3vw, 1.35rem) "Tilt Neon", sans-serif; letter-spacing: .24em; text-transform: uppercase;
  color: #d9fbff; text-shadow: 0 0 6px var(--cyan), 0 0 18px var(--cyan);
}
.heading::after { content: ""; flex: 1; height: 2px; border-radius: 2px; background: linear-gradient(90deg, var(--cyan), transparent); box-shadow: 0 0 10px var(--cyan); }

.grid {
  display: grid; gap: 1.25rem; margin: 0; padding: 0; list-style: none;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 290px), 1fr));
}
.card {
  --c: var(--cyan);
  position: relative; display: flex; flex-direction: column; height: 100%;
  padding: 1.5rem 1.4rem 1.25rem; border-radius: 22px; overflow: hidden;
  color: inherit; text-decoration: none;
  background: rgba(13,6,32,.78);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  border: 1.5px solid color-mix(in srgb, var(--c) 50%, transparent);
  box-shadow: 0 0 22px -12px var(--c), inset 0 0 30px -22px var(--c);
  transition: transform .25s cubic-bezier(.2,.8,.2,1), box-shadow .25s, border-color .25s;
  animation: rise .7s cubic-bezier(.2,.8,.2,1) both; animation-delay: calc(var(--i, 0) * 90ms + .35s);
}
@keyframes rise { from { opacity: 0; transform: translateY(18px); } }
/* soft spotlight that follows the pointer */
.card::before {
  content: ""; position: absolute; inset: 0; opacity: 0; transition: opacity .3s; pointer-events: none;
  background: radial-gradient(260px circle at var(--mx, 50%) var(--my, 0%), color-mix(in srgb, var(--c) 26%, transparent), transparent 70%);
}
a.card:hover, a.card:focus-visible {
  transform: translateY(-6px) rotate(-.6deg); border-color: var(--c);
  box-shadow: 0 0 0 1px var(--c), 0 0 34px -4px var(--c), inset 0 0 40px -18px var(--c);
  outline: none;
}
a.card:hover::before, a.card:focus-visible::before { opacity: 1; }
.card__top { display: flex; align-items: flex-start; justify-content: space-between; gap: .75rem; }
.card__icon { width: 54px; height: 54px; color: var(--c); filter: drop-shadow(0 0 5px var(--c)) drop-shadow(0 0 14px var(--c)); transition: transform .3s; }
a.card:hover .card__icon { transform: scale(1.1) rotate(6deg); }
.card__icon svg { display: block; width: 100%; height: 100%; fill: none; stroke: currentColor; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.card__tag {
  padding: .22rem .65rem; border-radius: 999px; white-space: nowrap;
  font-size: .68rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase;
  color: var(--c); border: 1px solid color-mix(in srgb, var(--c) 60%, transparent);
}
.card__name {
  margin: 1.1rem 0 .45rem; font: 400 1.55rem/1.15 "Tilt Neon", sans-serif; color: #fff;
  text-shadow: 0 0 8px color-mix(in srgb, var(--c) 80%, transparent), 0 0 22px color-mix(in srgb, var(--c) 55%, transparent);
}
.card__blurb { margin: 0 0 1.3rem; color: #cfc5e6; font-weight: 300; }
.card__url {
  display: flex; align-items: center; justify-content: space-between; gap: .5rem; margin-top: auto;
  padding-top: .9rem; border-top: 1px dashed color-mix(in srgb, var(--c) 35%, transparent);
  font-size: .88rem; font-weight: 500; color: var(--c); overflow-wrap: anywhere;
}
.card__url svg { flex: none; width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; transition: transform .25s; }
a.card:hover .card__url svg { transform: translateX(5px); }

.card--soon { --c: var(--amber); border-style: dashed; background: rgba(13,6,32,.5); box-shadow: none; justify-content: center; align-items: center; text-align: center; min-height: 13rem; }
.card--soon .card__name { margin-top: .9rem; animation: flicker 7s linear 1s infinite; }
.card--soon .card__blurb { margin-bottom: 0; }

/* ---------- Footer ---------- */
footer { padding: 1.5rem 1.25rem 2rem; text-align: center; font-size: .85rem; color: #d9cfee; text-shadow: 0 1px 6px #000; }
footer a { color: inherit; }

/* ---------- Lights off ---------- */
.off .sky { filter: saturate(.35) brightness(.6); }
.off .switch__track { background: #3a3350; box-shadow: none; }
.off .switch__track::after { left: 3px; }
.off .sign { box-shadow: 0 0 0 2px #2c2640; }
.off .sign::before, .off .sign::after { animation: none; opacity: .12; }
.off .sign__eyebrow, .off .sign__neon, .off .sign__script, .off .sign__sub, .off .heading { color: #4b4463; text-shadow: none; }
.off .sign__neon .flick, .off .card--soon .card__name { animation: none; }
.off .heading::after { background: #2c2640; box-shadow: none; }
.off .card { box-shadow: none; border-color: #2f2845; }
.off .card__icon { filter: none; color: #5a5275; }
.off .card__name { text-shadow: none; color: #cfc8e2; }
.off .card__tag, .off .card__url { color: #8c83a8; border-color: #3a3350; }
.off .beam, .off .citylights { display: none; }

@media (max-width: 520px) {
  :root { --t: 30px; }
  .sign { border-radius: 26px; }
  .bar__home { letter-spacing: .08em; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}