:root {
  --sun-x: 69%;
  --sun-y: 35%;
  --scene-brightness: 0.56;
  --ascii-opacity: 0.86;
  --wordmark-bright: rgba(255, 255, 255, 0.98);
  --wordmark-muted: rgba(255, 255, 255, 0.42);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background: #050505;
  color: #f6f6f6;
  font-family: "Instrument Serif", Georgia, serif;
  letter-spacing: 0;
  overflow: hidden;
}

.dawnside-stage {
  position: relative;
  display: grid;
  min-height: 100vh;
  min-height: 100svh;
  overflow: hidden;
  isolation: isolate;
  background: #050505;
}

.dawnside-stage::before {
  content: "";
  position: absolute;
  inset: -1.5%;
  z-index: 0;
  background-image: url("./assets/dawnside-sunrise-source.jpg");
  background-position: center;
  background-size: cover;
  filter: grayscale(1) saturate(0) contrast(1.18) brightness(var(--scene-brightness));
  transform: scale(1.02);
  animation: scene-breathe 14s ease-in-out infinite;
  will-change: transform;
}

.dawnside-shine {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(circle at var(--sun-x) var(--sun-y), rgba(255, 255, 255, 0.88) 0 0.65%, rgba(255, 255, 255, 0.35) 2.8%, transparent 15%),
    conic-gradient(from 18deg at var(--sun-x) var(--sun-y), transparent 0 8deg, rgba(255, 255, 255, 0.2) 11deg, transparent 16deg 33deg, rgba(255, 255, 255, 0.13) 38deg, transparent 45deg 73deg, rgba(255, 255, 255, 0.16) 78deg, transparent 84deg 360deg),
    linear-gradient(108deg, transparent 34%, rgba(255, 255, 255, 0.1) 46%, transparent 57%),
    linear-gradient(18deg, transparent 49%, rgba(255, 255, 255, 0.11) 58%, transparent 68%);
  mix-blend-mode: screen;
  opacity: 0.64;
  filter: blur(4px);
  transform-origin: var(--sun-x) var(--sun-y);
  animation: sun-breathe 7s ease-in-out infinite;
  will-change: opacity, transform;
}

.dawnside-vignette {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 50% 42%, transparent 0 40%, rgba(0, 0, 0, 0.26) 78%, rgba(0, 0, 0, 0.72) 100%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.18), transparent 32%, rgba(0, 0, 0, 0.55));
}

.ascii-canvas {
  position: absolute;
  inset: 0;
  z-index: 3;
  width: 100%;
  height: 100%;
  opacity: var(--ascii-opacity);
  pointer-events: none;
}

.ascii-controls-toggle,
.ascii-controls {
  position: fixed;
  z-index: 8;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-style: normal;
  letter-spacing: 0;
}

.ascii-controls-toggle {
  display: none;
  top: 16px;
  left: 16px;
  min-height: 32px;
  padding: 0 11px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.86);
  background: rgba(5, 5, 5, 0.62);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  cursor: pointer;
  font-size: 12px;
  font-weight: 650;
  line-height: 1;
}

.ascii-controls {
  top: 56px;
  left: 16px;
  display: none;
  gap: 12px;
  width: min(322px, calc(100vw - 32px));
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.86);
  background: rgba(5, 5, 5, 0.76);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.28);
}

.ascii-tuning .ascii-controls-toggle {
  display: block;
}

.ascii-tuning .ascii-controls {
  display: grid;
}

.ascii-controls[hidden] {
  display: none;
}

.ascii-controls-header,
.ascii-control,
.ascii-select,
.ascii-control-actions {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr) 48px;
  gap: 10px;
  align-items: center;
}

.ascii-controls-header,
.ascii-control-actions {
  grid-template-columns: minmax(0, 1fr) auto auto;
}

.ascii-controls-header strong {
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
}

.ascii-control span,
.ascii-select span,
.ascii-control output {
  font-size: 12px;
  line-height: 1;
}

.ascii-control output {
  color: rgba(255, 255, 255, 0.58);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.ascii-control input[type="range"] {
  width: 100%;
  accent-color: rgba(255, 255, 255, 0.82);
}

.ascii-select {
  grid-template-columns: 70px minmax(0, 1fr);
}

.ascii-select select {
  min-height: 30px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.88);
  background: rgba(255, 255, 255, 0.08);
}

.ascii-controls button {
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.88);
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
  font-size: 12px;
  line-height: 1;
}

.ascii-controls button:hover,
.ascii-controls-toggle:hover {
  background: rgba(255, 255, 255, 0.14);
}

.dawnside-wordmark {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 4;
  width: min(91vw, 1720px);
  transform: translate(-50%, -50%);
  text-align: center;
  opacity: 1;
  pointer-events: none;
  transition: opacity 420ms ease;
}

.dawnside-wordmark h1 {
  margin: 0;
  color: var(--wordmark-bright);
  font-family: "Instrument Serif", Georgia, serif;
  font-size: clamp(4.4rem, 14.2vw, 17rem);
  font-style: italic;
  font-weight: 400;
  line-height: 0.76;
  letter-spacing: 0;
  white-space: nowrap;
  text-rendering: geometricPrecision;
  text-shadow: 0 12px 46px rgba(0, 0, 0, 0.48);
}

.wordmark-bright,
.wordmark-muted {
  display: inline-block;
}

.wordmark-bright {
  color: var(--wordmark-bright);
}

.wordmark-muted {
  color: var(--wordmark-muted);
}

.dawnside-links {
  position: absolute;
  left: 50%;
  bottom: clamp(26px, 5.6vh, 72px);
  z-index: 4;
  display: inline-flex;
  align-items: baseline;
  gap: clamp(9px, 1vw, 16px);
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(1.2rem, 1.7vw, 2rem);
  font-style: italic;
  line-height: 1;
  opacity: 1;
  white-space: nowrap;
  text-shadow: 0 7px 22px rgba(0, 0, 0, 0.76);
  transition: opacity 420ms ease 80ms;
}

.dawnside-links span:nth-child(2) {
  color: rgba(255, 255, 255, 0.2);
}

.dawnside-links a {
  color: inherit;
  text-decoration: none;
  text-underline-offset: 0.16em;
}

.dawnside-links a:hover,
.dawnside-links a:focus-visible {
  color: rgba(255, 255, 255, 0.96);
  text-decoration: underline;
}

.fonts-pending .dawnside-wordmark,
.fonts-pending .dawnside-links {
  opacity: 0;
}

@keyframes scene-breathe {
  0%,
  100% {
    transform: scale(1.02);
  }

  50% {
    transform: scale(1.023);
  }
}

@keyframes sun-breathe {
  0%,
  100% {
    opacity: 0.5;
    transform: scale(0.99) rotate(0deg);
  }

  42% {
    opacity: 0.78;
    transform: scale(1.05) rotate(4deg);
  }

  70% {
    opacity: 0.61;
    transform: scale(1.02) rotate(7deg);
  }
}

@media (max-width: 720px) {
  :root {
    --sun-x: 68%;
    --sun-y: 37%;
    --ascii-opacity: 0.74;
  }

  .dawnside-stage::before {
    background-position: 56% center;
  }

  .dawnside-wordmark {
    width: 95vw;
  }

  .dawnside-wordmark h1 {
    font-size: clamp(3.7rem, 18.5vw, 6.2rem);
  }

  .ascii-controls-toggle {
    top: 12px;
    left: 12px;
  }

  .ascii-controls {
    top: 50px;
    left: 12px;
    width: min(312px, calc(100vw - 24px));
  }
}

@media (prefers-reduced-motion: reduce) {
  .dawnside-stage::before,
  .dawnside-shine {
    animation: none;
  }
}