/* Latarnik: manifest. Jedna nocna scena; snop światła z latarni odnajduje zdania we mgle. */

.m1-track {
  position: relative;
  height: 1300svh;
}

.m1-stage {
  position: sticky;
  top: 0;
  height: 100svh;
  overflow: hidden;
  background: #030405;
}

.m1-gl {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
}

/* Ostra warstwa nad mgłą: gwiazdy. */
.m1-fx {
  position: absolute;
  z-index: 1;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.m1-acts {
  position: absolute;
  z-index: 2;
  inset: 0;
  pointer-events: none;
}

.m1-act {
  position: absolute;
  width: min(600px, calc(100vw - 40px));
  opacity: 0;
  visibility: hidden;
  transition: opacity 700ms ease, visibility 0s linear 700ms;
}

.m1-act.is-active {
  opacity: 1;
  visibility: visible;
  transition: opacity 1000ms ease, visibility 0s;
}

.m1-act.is-center {
  text-align: center;
}

.m1-line {
  --lit: 0;
  margin: 0 0 .62em;
  color: rgba(244, 241, 232, .74);
  color: color-mix(in srgb, #fff4dc calc(var(--lit) * 100%), rgba(244, 241, 232, .72));
  font-size: clamp(17px, 1.42vw, 22px);
  font-weight: 420;
  line-height: 1.45;
  opacity: 0;
  transform: translateY(18px);
  text-shadow: 0 0 calc(var(--lit) * 28px) rgba(255, 206, 128, calc(var(--lit) * .55));
  transition: opacity 1000ms ease, transform 1200ms cubic-bezier(.2, .8, .2, 1);
}

.m1-line.is-in {
  opacity: calc(.8 + .2 * var(--lit));
  transform: none;
}

.m1-big {
  margin: .08em 0 .32em;
  color: #f7f1e2;
  color: color-mix(in srgb, #fff8e6 calc(var(--lit) * 100%), #efe9da);
  font-size: clamp(40px, 5.4vw, 82px);
  font-weight: 720;
  letter-spacing: -.04em;
  line-height: .98;
}

.m1-big-long {
  font-size: clamp(32px, 3.7vw, 56px);
  line-height: 1.02;
}

.m1-mid {
  color: rgba(244, 241, 232, .9);
  font-size: clamp(23px, 2.5vw, 38px);
  font-weight: 640;
  letter-spacing: -.02em;
  line-height: 1.14;
}

.m1-gold,
.m1-gold.m1-big {
  color: #e9c98a;
  color: color-mix(in srgb, #ffe4a6 calc(var(--lit) * 100%), #d9b46b);
}

.m1-quiet {
  color: rgba(244, 241, 232, .5);
}

.m1-hello {
  color: rgba(244, 241, 232, .9);
  font-size: clamp(20px, 2.2vw, 32px);
  font-weight: 600;
}

.m1-dot {
  display: inline-block;
  width: .14em;
  height: .14em;
  margin-left: .06em;
  border-radius: 50%;
  background: #fff4cf;
  box-shadow: 0 0 8px 2px rgba(255, 244, 207, 1), 0 0 24px 6px rgba(217, 180, 107, .9);
  animation: m1-dot 1.8s ease-in-out infinite;
}

@keyframes m1-dot {
  0%, 100% { opacity: .7; transform: scale(.85); }
  50% { opacity: 1; transform: scale(1.15); }
}

.m1-final .lm-cta {
  margin-top: 30px;
}

.m1-final.is-active .lm-cta {
  pointer-events: auto;
}

/* Słowa rozrzucone we mgle: widać je dopiero, gdy padnie na nie światło. */
.m1-field {
  position: absolute;
  z-index: 1;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 600ms ease, visibility 0s linear 600ms;
}

.m1-field.is-active {
  opacity: 1;
  visibility: visible;
  transition: opacity 900ms ease, visibility 0s;
}

/* Nieoświetlone słowo to sama rozmyta poświata; światło wyostrza litery. Bez filtrów, więc bez prostokątów. */
.m1-word {
  --lit: 0;
  --seen: 0;
  --v: max(var(--lit), var(--seen));
  position: absolute;
  color: rgba(217, 180, 107, calc(var(--v) * (.5 + .5 * var(--lit))));
  font-size: clamp(14px, 1.5vw, 24px);
  font-weight: 500;
  white-space: nowrap;
  transform: translate(-50%, -50%) rotate(var(--r, 0deg));
  text-shadow:
    0 0 calc(.6px + (1 - var(--v)) * 3px) rgba(217, 180, 107, calc(.3 * (1 - var(--v)))),
    0 0 calc(var(--lit) * 20px) rgba(255, 206, 128, calc(var(--lit) * .75));
}

.m1-stars .m1-word {
  color: rgba(255, 232, 178, calc(var(--v) * (.72 + .28 * var(--lit))));
  font-size: clamp(15px, 1.6vw, 26px);
  letter-spacing: .02em;
}

.m1-cue {
  position: absolute;
  z-index: 2;
  bottom: 26px;
  left: 50%;
  width: 1px;
  height: 46px;
  margin: 0;
  overflow: hidden;
  background: rgba(217, 180, 107, .18);
  transform: translateX(-50%);
  transition: opacity 600ms ease;
}

.m1-cue span {
  position: absolute;
  inset: 0;
  background: linear-gradient(transparent, #ffe2a0, transparent);
  animation: m1-cue 2.4s ease-in-out infinite;
}

@keyframes m1-cue {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(100%); }
}

.m1.is-moving .m1-cue {
  opacity: 0;
}

/* Do zrzutów ekranu: bez przejść. */
.m1.no-anim,
.m1.no-anim * {
  transition: none !important;
}

/* Bez WebGL albo przy ograniczonym ruchu: ten sam tekst, spokojnie jeden pod drugim. */
.m1.is-static .m1-track {
  height: auto;
}

.m1.is-static .m1-stage {
  position: relative;
  height: auto;
  overflow: visible;
  background:
    radial-gradient(70% 40% at 80% 8%, rgba(217, 180, 107, .16), transparent 70%),
    radial-gradient(60% 50% at 20% 60%, rgba(217, 180, 107, .08), transparent 70%),
    #030405;
}

.m1.is-static .m1-gl,
.m1.is-static .m1-fx,
.m1.is-static .m1-cue {
  display: none;
}

.m1.is-static .m1-acts {
  position: relative;
  display: grid;
  gap: clamp(80px, 14vh, 160px);
  padding: 140px 20px 120px;
}

.m1.is-static .m1-act,
.m1.is-static .m1-field {
  position: relative;
  inset: auto;
  margin: 0 auto;
  opacity: 1;
  visibility: visible;
}

.m1.is-static .m1-line {
  opacity: 1;
  filter: none;
  transform: none;
}

.m1.is-static .m1-field {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 22px;
  max-width: 720px;
}

.m1.is-static .m1-word {
  position: static;
  color: rgba(217, 180, 107, .72);
  text-shadow: none;
  transform: none;
}

.m1.is-static .m1-final .lm-cta {
  pointer-events: auto;
}

@media (max-width: 720px) {
  .m1-act {
    width: calc(100vw - 40px);
  }

  .m1-line {
    font-size: 16px;
  }

  .m1-big {
    font-size: clamp(36px, 11vw, 48px);
  }

  .m1-big-long {
    font-size: clamp(28px, 8.4vw, 36px);
  }

  .m1-mid {
    font-size: clamp(21px, 6.2vw, 26px);
  }

  .m1-word {
    font-size: 14px;
  }

  .m1-hello {
    font-size: 21px;
  }
}