/* ══════════════════════════════════════════════════════════════
   App Reel — landing
   Aesthetic: broadcast tuner. Deep ink, grain, scanlines,
   signal-orange against mint. Type is Bricolage Grotesque
   (characterful display) over DM Mono (instrument labels).
   ══════════════════════════════════════════════════════════════ */

:root {
  --ink: #0b0d10;
  --ink-2: #101419;
  --surface: #161b21;
  --surface-2: #1c232a;
  --paper: #f2efe9;
  --muted: #8a949e;
  --line: rgba(242, 239, 233, 0.12);
  --line-soft: rgba(242, 239, 233, 0.06);

  --signal: #ff5c2b;
  --mint: #4de8c2;

  --display: "Bricolage Grotesque", ui-sans-serif, sans-serif;
  --mono: "DM Mono", ui-monospace, "SF Mono", monospace;

  --gutter: clamp(1.25rem, 4vw, 5rem);
  --maxw: 78rem;

  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--display);
  font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1,
h2,
h3 {
  margin: 0;
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 0.95;
}

p {
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol,
dl {
  margin: 0;
  padding: 0;
  list-style: none;
}

/* ── Atmosphere ─────────────────────────────────────────────── */

.grain,
.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 60;
}

.grain {
  opacity: 0.16;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.scanlines {
  opacity: 0.35;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0 3px,
    rgba(0, 0, 0, 0.22) 3px 4px
  );
}

/* ── Top bar ────────────────────────────────────────────────── */

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem var(--gutter);
  background: color-mix(in srgb, var(--ink) 78%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-soft);
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.wordmark__thin {
  font-weight: 400;
  color: var(--muted);
}

.wordmark__dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--signal) 60%, transparent);
  animation: pulse 2.4s var(--ease) infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 color-mix(in srgb, var(--signal) 55%, transparent);
  }
  70% {
    box-shadow: 0 0 0 0.7rem transparent;
  }
  100% {
    box-shadow: 0 0 0 0 transparent;
  }
}

.topnav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.topnav a:hover {
  color: var(--paper);
}

.topnav__cta {
  padding: 0.5rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--paper);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.topnav__cta:hover {
  background: var(--signal);
  border-color: var(--signal);
  color: var(--ink);
}

@media (max-width: 40rem) {
  .topnav a:not(.topnav__cta) {
    display: none;
  }
}

/* ── Shared bits ────────────────────────────────────────────── */

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.eyebrow--center {
  justify-content: center;
}

.eyebrow__live {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--mint);
  animation: blink 1.6s steps(1) infinite;
}

@keyframes blink {
  0%,
  60% {
    opacity: 1;
  }
  61%,
  100% {
    opacity: 0.25;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.4rem;
  border-radius: 999px;
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  border: 1px solid transparent;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease),
    border-color 0.25s var(--ease);
}

.btn svg {
  width: 1rem;
  height: 1rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.3s var(--ease);
}

.btn:hover svg {
  transform: translateX(3px);
}

.btn--primary {
  background: var(--signal);
  color: var(--ink);
}

.btn--primary:hover {
  transform: translateY(-2px);
}

.btn--ghost {
  border-color: var(--line);
  color: var(--paper);
}

.btn--ghost:hover {
  border-color: var(--paper);
}

.btn--lg {
  padding: 1.05rem 1.9rem;
  font-size: 1.05rem;
}

.section-head {
  max-width: 46rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-head__num {
  display: block;
  margin-bottom: 1.25rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  color: var(--signal);
}

.section-head h2 {
  font-size: clamp(2rem, 5vw, 3.4rem);
  text-wrap: balance;
}

.section-head p {
  margin-top: 1.25rem;
  max-width: 38rem;
  font-size: clamp(1rem, 1.6vw, 1.12rem);
  line-height: 1.6;
  color: var(--muted);
  text-wrap: pretty;
}

/* ── Hero ───────────────────────────────────────────────────── */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 5rem);
  padding: clamp(3rem, 7vw, 6.5rem) var(--gutter) clamp(4rem, 8vw, 7rem);
  max-width: var(--maxw);
  margin-inline: auto;
}

@media (max-width: 62rem) {
  .hero {
    grid-template-columns: 1fr;
  }
}

.hero__copy > * {
  animation: rise 0.9s var(--ease) backwards;
}

.hero__copy > *:nth-child(1) {
  animation-delay: 0.05s;
}
.hero__copy > *:nth-child(2) {
  animation-delay: 0.14s;
}
.hero__copy > *:nth-child(3) {
  animation-delay: 0.23s;
}
.hero__copy > *:nth-child(4) {
  animation-delay: 0.32s;
}
.hero__copy > *:nth-child(5) {
  animation-delay: 0.41s;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
}

.hero__title {
  margin: 1.35rem 0 0;
  font-size: clamp(2.9rem, 7.4vw, 5.6rem);
  letter-spacing: -0.05em;
}

.hero__title em {
  font-style: normal;
  color: var(--signal);
}

.hero__lede {
  margin-top: 1.6rem;
  max-width: 32rem;
  font-size: clamp(1.02rem, 1.7vw, 1.16rem);
  line-height: 1.62;
  color: var(--muted);
  text-wrap: pretty;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2.1rem;
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: 3rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--line-soft);
}

.hero__stats dt {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero__stats dd {
  margin: 0.4rem 0 0;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

/* ── Stage / device ─────────────────────────────────────────── */

.hero__stage {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  animation: rise 1s var(--ease) 0.2s backwards;
}

.glow {
  position: absolute;
  inset: -18%;
  background: radial-gradient(
    50% 45% at 50% 45%,
    color-mix(in srgb, var(--signal) 30%, transparent),
    transparent 70%
  );
  filter: blur(52px);
  pointer-events: none;
}

.device {
  position: relative;
  width: min(19rem, 78vw);
  aspect-ratio: 9 / 18;
  border-radius: 2.4rem;
  padding: 0.55rem;
  background: linear-gradient(160deg, var(--surface-2), var(--ink-2));
  border: 1px solid var(--line);
  box-shadow: 0 2rem 5rem rgba(0, 0, 0, 0.6),
    inset 0 0 0 1px rgba(255, 255, 255, 0.03);
  overflow: hidden;
}

.device__notch {
  position: absolute;
  top: 0.9rem;
  left: 50%;
  translate: -50% 0;
  width: 3.6rem;
  height: 0.3rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.55);
  z-index: 5;
}

.readout {
  position: absolute;
  top: 1.9rem;
  left: 1.35rem;
  z-index: 5;
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-family: var(--mono);
  pointer-events: none;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.8);
}

.readout__ch {
  font-size: 0.95rem;
  color: var(--signal);
}

.readout__name {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.reel {
  height: 100%;
  border-radius: 2rem;
  overflow-y: auto;
  scroll-snap-type: y mandatory;
  scrollbar-width: none;
  background: var(--ink);
  outline: none;
}

.reel::-webkit-scrollbar {
  display: none;
}

.card {
  position: relative;
  height: 100%;
  scroll-snap-align: start;
  display: grid;
  grid-template-rows: 1fr auto;
  padding: 3.4rem 1.35rem 1.5rem;
  touch-action: pan-y;
  cursor: grab;
  transition: transform 0.35s var(--ease), opacity 0.35s var(--ease);
}

.card:active {
  cursor: grabbing;
}

.card__art {
  position: relative;
  display: grid;
  place-items: center;
  border-radius: 1.2rem;
  border: 1px solid var(--line-soft);
  background: radial-gradient(
      80% 60% at 50% 0%,
      rgba(255, 255, 255, 0.05),
      transparent
    ),
    var(--ink-2);
  overflow: hidden;
}

.card__meta {
  padding-top: 1.1rem;
}

.card__meta h3 {
  margin-top: 0.6rem;
  font-size: 1.5rem;
}

.card__meta p {
  margin-top: 0.4rem;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--muted);
}

.chip {
  display: inline-block;
  padding: 0.24rem 0.6rem;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.chip--game {
  background: color-mix(in srgb, var(--signal) 18%, transparent);
  color: var(--signal);
}

.chip--tool {
  background: color-mix(in srgb, var(--mint) 16%, transparent);
  color: var(--mint);
}

.chip--puzzle {
  background: rgba(242, 239, 233, 0.1);
  color: var(--paper);
}

/* ── Mounted apps ───────────────────────────────────────────── */

.appcanvas,
.prism {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  /* Input belongs to the reel until the reader taps Play, otherwise the
     app would swallow the vertical scroll that changes channel. */
  pointer-events: none;
  touch-action: pan-y;
}

.card.is-playing .appcanvas,
.card.is-playing .prism {
  pointer-events: auto;
  touch-action: none;
}

.card__play,
.card__exit {
  position: absolute;
  z-index: 4;
  font-family: var(--mono);
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease);
}

.card__play {
  left: 50%;
  bottom: 1rem;
  translate: -50% 0;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border: 0;
  background: var(--paper);
  color: var(--ink);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.card__play svg {
  width: 0.75rem;
  height: 0.75rem;
  fill: currentColor;
}

.card__play:hover {
  transform: translateX(-50%) scale(1.05);
}

.card.is-playing .card__play {
  display: none;
}

.card__exit {
  top: 0.7rem;
  right: 0.7rem;
  display: none;
  padding: 0.34rem 0.75rem;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(6px);
  color: var(--paper);
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.card.is-playing .card__exit {
  display: block;
}

.card.is-playing {
  cursor: default;
}

/* Locking the reel is what stops a channel change mid-game. */
.reel.is-locked {
  overflow: hidden;
}

/* ── Prism (the colour tool) ────────────────────────────────── */

.prism {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.8rem;
  padding: 1rem 0.9rem;
}

.prism__swatches {
  display: grid;
  gap: 0.3rem;
}

.prism__sw {
  border: 0;
  border-radius: 0.5rem;
  padding: 0.5rem 0.6rem;
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  color: rgba(11, 13, 16, 0.72);
  text-align: left;
  cursor: pointer;
}

.prism__dial {
  position: relative;
  height: 1.4rem;
  border-radius: 999px;
  cursor: ew-resize;
  background: linear-gradient(
    90deg,
    hsl(0 74% 56%),
    hsl(60 74% 56%),
    hsl(120 74% 56%),
    hsl(180 74% 56%),
    hsl(240 74% 56%),
    hsl(300 74% 56%),
    hsl(360 74% 56%)
  );
}

.prism__knob {
  position: absolute;
  top: 50%;
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--ink);
  translate: -50% -50%;
  pointer-events: none;
}

.prism__note {
  font-family: var(--mono);
  font-size: 0.56rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: center;
}

/* ── Verdict overlays ───────────────────────────────────────── */

.verdict {
  position: absolute;
  top: 42%;
  z-index: 6;
  padding: 0.5rem 1rem;
  border-radius: 0.6rem;
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s var(--ease);
}

.verdict--save {
  right: 1.6rem;
  color: var(--ink);
  background: var(--mint);
  rotate: 8deg;
}

.verdict--less {
  left: 1.6rem;
  color: var(--paper);
  background: var(--signal);
  rotate: -8deg;
}

.device__hint {
  position: absolute;
  left: 50%;
  bottom: 1.1rem;
  translate: -50% 0;
  z-index: 6;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(6px);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  transition: opacity 0.4s var(--ease);
}

.device__hint[hidden] {
  opacity: 0;
}

/* ── Tuner rail ─────────────────────────────────────────────── */

.tuner {
  display: grid;
  gap: 0.55rem;
  align-content: center;
}

.tuner__tick {
  width: 0.14rem;
  height: 1.5rem;
  border-radius: 999px;
  background: var(--line);
  transition: background 0.3s var(--ease), height 0.3s var(--ease);
}

.tuner__tick[data-on] {
  background: var(--signal);
  height: 2.6rem;
}

@media (max-width: 62rem) {
  .tuner {
    display: none;
  }
}

/* ── Rules ──────────────────────────────────────────────────── */

.rules,
.channels {
  padding: clamp(4rem, 9vw, 8rem) var(--gutter);
  max-width: var(--maxw);
  margin-inline: auto;
}

.rules {
  border-top: 1px solid var(--line-soft);
}

.rulelist {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1rem;
}

.rulecard {
  position: relative;
  padding: 2rem 1.6rem 1.8rem;
  border-radius: 1.2rem;
  border: 1px solid var(--line-soft);
  background: linear-gradient(170deg, var(--surface), var(--ink-2));
  overflow: hidden;
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease);
}

.rulecard:hover {
  transform: translateY(-4px);
  border-color: var(--line);
}

.rulecard::after {
  content: "";
  position: absolute;
  inset: auto -30% -60% auto;
  width: 14rem;
  height: 14rem;
  border-radius: 50%;
  opacity: 0.16;
  filter: blur(38px);
}

.rulecard--right::after {
  background: var(--mint);
}
.rulecard--left::after {
  background: var(--signal);
}
.rulecard--back::after {
  background: var(--paper);
}

.rulecard__glyph {
  display: grid;
  place-items: center;
  width: 2.6rem;
  height: 2.6rem;
  margin-bottom: 1.4rem;
  border-radius: 0.8rem;
  border: 1px solid var(--line);
  font-size: 1.1rem;
}

.rulecard--right .rulecard__glyph {
  color: var(--mint);
}
.rulecard--left .rulecard__glyph {
  color: var(--signal);
}

.rulecard h3 {
  font-size: 1.28rem;
}

.rulecard p {
  margin-top: 0.7rem;
  font-size: 0.94rem;
  line-height: 1.6;
  color: var(--muted);
  text-wrap: pretty;
}

/* ── Channels ───────────────────────────────────────────────── */

.channels {
  border-top: 1px solid var(--line-soft);
}

.bandgrid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: 1.2rem;
  overflow: hidden;
}

.band {
  position: relative;
  padding: 2.2rem 1.7rem;
  background: var(--ink);
  transition: background 0.3s var(--ease);
}

.band:hover {
  background: var(--surface);
}

.band--wide {
  grid-column: span 2;
}

@media (max-width: 46rem) {
  .band--wide {
    grid-column: span 1;
  }
}

.band__num {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--signal);
}

.band h3 {
  margin-top: 1rem;
  font-size: 1.6rem;
}

.band p {
  margin-top: 0.55rem;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--muted);
  text-wrap: pretty;
}

/* ── Install ────────────────────────────────────────────────── */

.install {
  position: relative;
  padding: clamp(4.5rem, 10vw, 9rem) var(--gutter);
  border-top: 1px solid var(--line-soft);
  text-align: center;
  overflow: hidden;
}

.install::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    60% 100% at 50% 100%,
    color-mix(in srgb, var(--signal) 22%, transparent),
    transparent 68%
  );
  pointer-events: none;
}

.install__inner {
  position: relative;
  max-width: 40rem;
  margin-inline: auto;
}

.install h2 {
  margin-top: 1.3rem;
  font-size: clamp(2.1rem, 5.5vw, 3.6rem);
  text-wrap: balance;
}

.install__lede {
  margin: 1.3rem auto 2.3rem;
  max-width: 32rem;
  font-size: 1.05rem;
  line-height: 1.62;
  color: var(--muted);
  text-wrap: pretty;
}

/* ── Footer ─────────────────────────────────────────────────── */

.foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 2rem var(--gutter) 3rem;
  border-top: 1px solid var(--line-soft);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.foot__mark {
  color: var(--paper);
}

/* ── Reveal on scroll ───────────────────────────────────────── */

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

[data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ── Motion off ─────────────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}