/* Dusk Song. Quiet evening instruments. */

:root {
  --cream: #F4EDE0;
  --indigo: #1B1A2A;
  --gold: #D4A574;
  --clay: #A56B52;
  --rose: #C4847A;
  --ink: #1B1A2A;
  --sky-top: #101019;
  --sky-mid: #1B1A2A;
  --sky-warm: #2c222c;
  --display: "Cormorant Garamond", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --body: "Source Serif 4", Georgia, "Times New Roman", serif;
  --measure: 34rem;
}

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

html {
  scroll-behavior: smooth;
}

html:focus-within {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--cream);
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.7;
  font-weight: 400;
  font-optical-sizing: auto;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

h1,
h2,
p {
  margin: 0;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--gold);
}

a:focus-visible,
.skip:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 10;
  padding: 0.55rem 0.9rem;
  background: var(--indigo);
  color: var(--cream);
  font-family: var(--body);
  font-size: 0.95rem;
}

.skip:focus {
  top: 1rem;
}

/* Hero: night field */

.hero {
  position: relative;
  isolation: isolate;
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 5.5rem 1.5rem 5rem;
  padding-top: max(5.5rem, calc(env(safe-area-inset-top) + 4rem));
  padding-bottom: max(5rem, calc(env(safe-area-inset-bottom) + 4rem));
  color: var(--cream);
  background: var(--indigo);
  overflow: hidden;
}

.sky {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg,
      var(--sky-top) 0%,
      var(--sky-mid) 46%,
      #241c2a 76%,
      var(--sky-warm) 100%);
}

.wash {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 42% at 50% 100%, rgba(196, 132, 122, 0.2), transparent 62%),
    radial-gradient(ellipse 46% 30% at 50% 88%, rgba(212, 165, 116, 0.22), transparent 70%);
}

.sun-glow {
  position: absolute;
  left: 50%;
  top: 18%;
  width: 11rem;
  height: 11rem;
  transform: translateX(-50%);
  background: radial-gradient(circle,
    rgba(212, 165, 116, 0.38) 0%,
    rgba(212, 165, 116, 0.1) 42%,
    transparent 70%);
  animation: dusk-breathe 14s ease-in-out infinite;
}

.horizon-mist {
  position: absolute;
  left: 50%;
  bottom: 0;
  width: min(42rem, 90vw);
  height: 8rem;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at 50% 100%,
    rgba(212, 165, 116, 0.16),
    transparent 72%);
}

.grain {
  position: absolute;
  inset: 0;
  background: url("assets/grain.png");
  opacity: 0.18;
  mix-blend-mode: overlay;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  width: min(42rem, 100%);
}

.stamp {
  width: min(13.5rem, 58vw);
  height: auto;
  margin-bottom: 2.4rem;
  filter: drop-shadow(0 0 1.6rem rgba(212, 165, 116, 0.22));
}

.hero h1 {
  width: 100%;
  margin: 0;
}

.wordmark {
  width: min(36rem, 92%);
  margin-inline: auto;
  height: auto;
}

.line {
  margin-top: 1.85rem;
  max-width: 22rem;
  font-family: var(--display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.2rem, 3.6vw, 1.7rem);
  line-height: 1.35;
  color: var(--gold);
}

/* About */

.about {
  padding: 4.5rem 1.5rem 2.5rem;
  background: var(--cream);
  color: var(--indigo);
}

.kicker {
  font-family: var(--display);
  font-weight: 500;
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  text-align: center;
  color: var(--indigo);
  margin-bottom: 2rem;
}

.kicker::after {
  content: "";
  display: block;
  width: 3.25rem;
  height: 1px;
  margin: 1.15rem auto 0;
  background: var(--clay);
  opacity: 0.85;
}

.measure {
  width: min(var(--measure), 100%);
  margin-inline: auto;
}

.about p {
  font-size: clamp(1.05rem, 2.2vw, 1.18rem);
  line-height: 1.75;
}

.about p + p {
  margin-top: 1.25em;
}

.maker {
  margin-top: 2rem;
  font-family: var(--display);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--indigo);
}

/* Coming soon */

.soon {
  padding: 3.25rem 1.5rem 5.5rem;
  background: var(--cream);
  text-align: center;
}

.soon h2 {
  font-family: var(--display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.45rem, 4vw, 2rem);
  line-height: 1.3;
  color: var(--indigo);
}

/* Footer */

footer {
  padding: 1.6rem 1.5rem calc(1.6rem + env(safe-area-inset-bottom));
  background: var(--indigo);
  color: var(--cream);
  text-align: center;
}

footer p {
  font-family: var(--display);
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  color: var(--cream);
}

footer a {
  text-decoration: none;
}

footer a:hover {
  color: var(--gold);
  text-decoration: underline;
}

::selection {
  background: var(--gold);
  color: var(--indigo);
}

@media (min-width: 48rem) {
  body {
    font-size: 1.125rem;
  }

  .hero {
    padding-top: 6.5rem;
    padding-bottom: 6rem;
  }

  .stamp {
    width: min(15.5rem, 40vw);
    margin-bottom: 2.8rem;
  }

  .about {
    padding: 6.5rem 2rem 3rem;
  }

  .soon {
    padding: 4rem 2rem 7.5rem;
  }

  .sun-glow {
    top: 16%;
    width: 14rem;
    height: 14rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .sun-glow {
    animation: none;
  }
}

@keyframes dusk-breathe {
  0%, 100% {
    opacity: 0.55;
    transform: translateX(-50%) scale(1);
  }
  50% {
    opacity: 1;
    transform: translateX(-50%) scale(1.18);
  }
}