:root {
  --night-0: #050414;
  --night-1: #0b0726;
  --night-2: #1a1150;
  --violet: #7b4dff;
  --pink: #ff3fa4;
  --orange: #ff8a1f;
  --gold: #ffd44d;
  --gold-deep: #d99a1f;
  --green: #3ee07a;
  --blue: #3d7bff;
  --parchment: #f6ead0;
  --parchment-deep: #e6cf9f;
  --ink: #3a2412;
  --ink-soft: #6b4a2a;
  --rainbow: linear-gradient(90deg, var(--blue), #a040ff, var(--pink), var(--orange), var(--gold), var(--green));

  --font-display: "Cinzel", Georgia, serif;
  --font-book: "Cormorant Garamond", Georgia, serif;
  --font-ui: "Fredoka", "Avenir Next", system-ui, sans-serif;

  --radius: 18px;
  --ease-pop: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  height: 100%;
  background: var(--night-0);
  color: #fff;
  font-family: var(--font-ui);
  overflow: hidden;
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
  cursor: pointer;
}

button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
}

/* ---------------------------------------------------------------- HUD */

.hud {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: max(12px, env(safe-area-inset-top)) 16px 12px;
  pointer-events: none;
}

.hud > * {
  pointer-events: auto;
}

.hud-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  text-decoration: none;
  padding: 6px 16px 6px 6px;
  border-radius: 999px;
  background: rgba(11, 7, 38, 0.6);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.hud-brand img {
  width: 42px;
  height: 42px;
}

.hud-brand span {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.hud-brand b {
  font-size: 17px;
  font-weight: 700;
}

.hud-brand small {
  font-size: 12px;
  color: var(--gold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hud-actions {
  display: flex;
  gap: 8px;
}

.hud-btn {
  min-height: 44px;
  min-width: 44px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(11, 7, 38, 0.6);
  backdrop-filter: blur(10px);
  color: #fff;
  font-weight: 600;
  font-size: 16px;
  transition: transform 0.2s var(--ease-pop), background 0.2s;
}

.hud-btn:hover {
  transform: translateY(-2px);
  background: rgba(60, 40, 140, 0.75);
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 16px;
  border-radius: 999px;
  background: rgba(255, 212, 77, 0.16);
  border: 1px solid rgba(255, 212, 77, 0.5);
  color: var(--gold);
  font-weight: 700;
}

/* ---------------------------------------------------------------- buttons */

.btn-gold,
.btn-ink {
  border: 0;
  border-radius: 999px;
  padding: 0.7em 1.4em;
  font-family: var(--font-ui);
  font-weight: 700;
  transition: transform 0.2s var(--ease-pop), box-shadow 0.2s, filter 0.2s;
}

.btn-gold {
  color: #3a1d02;
  background: linear-gradient(180deg, #ffe58a, var(--gold) 45%, var(--gold-deep));
  box-shadow: 0 4px 0 #9a5f0a, 0 10px 24px rgba(255, 180, 40, 0.35);
}

.btn-gold:hover:not(:disabled) {
  transform: translateY(-2px);
}

.btn-gold:active:not(:disabled) {
  transform: translateY(3px);
  box-shadow: 0 1px 0 #9a5f0a;
}

.btn-gold:disabled {
  filter: grayscale(0.8) brightness(0.8);
  cursor: not-allowed;
}

.btn-gold.big {
  font-size: 22px;
  padding: 0.8em 1.8em;
}

.btn-ink {
  color: var(--parchment);
  background: var(--ink);
  box-shadow: 0 3px 0 #1a0e05;
}

/* ---------------------------------------------------------------- layers */

.layer {
  position: fixed;
  inset: 0;
  z-index: 30;
  opacity: 0;
  transition: opacity 0.35s ease;
}

.layer.is-open {
  opacity: 1;
}

.layer[hidden] {
  display: none;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: max(28px, env(safe-area-inset-bottom));
  z-index: 80;
  max-width: calc(100vw - 32px);
  padding: 12px 22px;
  border-radius: 999px;
  background: #1a1150;
  border: 1px solid var(--gold);
  color: #fff;
  font-weight: 600;
  text-align: center;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 140%);
  transition: transform 0.4s var(--ease-pop), opacity 0.3s;
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.shake {
  animation: shake 0.45s ease;
}

@keyframes shake {
  20%,
  60% {
    translate: -8px 0;
  }
  40%,
  80% {
    translate: 8px 0;
  }
}

/* ---------------------------------------------------------------- start screen */

.start-layer {
  z-index: 60;
  opacity: 1;
  display: grid;
  place-items: center;
  padding: 16px;
  background: radial-gradient(ellipse at 50% 30%, rgba(60, 30, 160, 0.75), rgba(5, 4, 20, 0.92) 70%);
  backdrop-filter: blur(4px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.start-layer.is-leaving {
  opacity: 0;
  transform: scale(1.08);
}

.start-card {
  position: relative;
  width: min(560px, 100%);
  text-align: center;
  padding: 30px 26px 34px;
  border-radius: 32px;
  background: linear-gradient(160deg, rgba(40, 24, 110, 0.9), rgba(14, 9, 44, 0.95));
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.start-card::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: 34px;
  padding: 2px;
  background: var(--rainbow);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.8;
  pointer-events: none;
}

.start-daxter {
  position: absolute;
  right: -120px;
  bottom: -50px;
  width: 160px;
  pointer-events: none;
  animation: start-bob 2.4s ease-in-out infinite;
}

.start-logo {
  width: 120px;
  height: 120px;
  filter: drop-shadow(0 0 30px rgba(255, 200, 90, 0.6));
}

.start-card h1 {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 7vw, 48px);
  line-height: 1.05;
  background: linear-gradient(180deg, #fff, #ffe7a8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.start-sub {
  margin: 6px 0 16px;
  color: var(--gold);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-weight: 600;
}

.start-copy {
  margin: 0 auto 26px;
  max-width: 40ch;
  font-size: 18px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.86);
}

@media (max-width: 900px) {
  .start-daxter {
    right: 6px;
    bottom: auto;
    top: -70px;
    width: 96px;
  }
}

@keyframes start-bob {
  50% {
    transform: translateY(-12px) rotate(-3deg);
  }
}

/* ---------------------------------------------------------------- listen modal */

.listen-layer {
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 16px;
  background: rgba(5, 4, 20, 0.85);
  backdrop-filter: blur(6px);
}

.listen-modal {
  position: relative;
  width: min(900px, 100%);
  padding: 18px;
  border-radius: 24px;
  background: #140c3c;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.listen-player {
  aspect-ratio: 16 / 9;
  border-radius: 14px;
  overflow: hidden;
  background: #000;
}

.listen-player iframe,
.listen-player > div {
  width: 100%;
  height: 100%;
}

.listen-close,
.album-close {
  position: absolute;
  top: -14px;
  right: -14px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 0;
  background: var(--gold);
  color: #3a1d02;
  font-weight: 700;
  z-index: 2;
}

.listen-meter {
  margin-top: 14px;
}

.listen-bar {
  height: 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  overflow: hidden;
}

.listen-bar span {
  display: block;
  height: 100%;
  background: var(--rainbow);
  transition: width 0.3s ease;
}

.listen-bar.is-full {
  box-shadow: 0 0 24px var(--gold);
}

.listen-text {
  margin: 10px 0 0;
  text-align: center;
  color: rgba(255, 255, 255, 0.85);
}

/* ---------------------------------------------------------------- album */

.album-layer {
  z-index: 45;
  overflow-y: auto;
  padding: 80px 16px 40px;
  background: radial-gradient(ellipse at 50% 0%, rgba(80, 40, 180, 0.7), rgba(5, 4, 20, 0.96) 60%);
  backdrop-filter: blur(6px);
}

.album {
  position: relative;
  width: min(1100px, 100%);
  margin: 0 auto;
  text-align: center;
}

.album h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 44px);
}

.album > p {
  color: var(--gold);
  margin: 6px 0 30px;
}

.album-close {
  top: 0;
  right: 0;
}

.album-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 30px;
  justify-items: center;
}

.locked-card {
  width: 240px;
  aspect-ratio: 5 / 7;
  border-radius: 18px;
  display: grid;
  place-content: center;
  gap: 4px;
  border: 2px dashed rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.04);
  color: rgba(255, 255, 255, 0.5);
}

.locked-card span {
  font-family: var(--font-display);
  font-size: 80px;
  line-height: 1;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------------------------------------------------------------- phones */

.listen-modal {
  max-height: calc(100dvh - 32px);
  overflow-y: auto;
}

.listen-soon {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 20px;
  text-align: center;
  background: radial-gradient(circle, #3b1f9a, #0b0726);
}

.listen-soon p {
  margin: 0;
  font-size: 18px;
  line-height: 1.4;
}

@media (max-width: 520px) {
  .hud {
    padding-left: 10px;
    padding-right: 10px;
  }

  .hud-brand {
    padding: 4px;
  }

  .hud-brand span {
    display: none;
  }

  .hud-actions {
    gap: 6px;
  }

  .hud-actions .hud-btn {
    min-width: 40px;
    min-height: 40px;
    padding: 0 9px;
    font-size: 14px;
  }

  .listen-layer {
    padding: 8px;
  }

  .listen-modal {
    padding: 12px;
    max-height: calc(100dvh - 16px);
  }

  .listen-close {
    top: 6px;
    right: 6px;
  }

  .listen-mission {
    font-size: 15px;
  }
}

.flag {
  display: inline-block;
  width: 1.5em;
  height: 1em;
  border-radius: 3px;
  vertical-align: -0.12em;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.35);
  flex: none;
}

#hud-lang {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ---------------------------------------------------------------- install the app */

.install-btn {
  display: block;
  margin: 14px auto 0;
  min-height: 48px;
  padding: 0 22px;
  font-size: 17px;
}

.install-btn[hidden],
.install-ios[hidden] {
  display: none;
}

.install-ios {
  margin: 14px auto 0;
  max-width: 420px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 212, 77, 0.4);
  text-align: left;
  font-size: 16px;
  line-height: 1.45;
}

.install-ios ol {
  margin: 8px 0 12px;
  padding-left: 1.3em;
}

.install-ios .btn-gold {
  width: 100%;
}

/* ---------------------------------------------------------------- start screen on phones */

@media (max-width: 600px) {
  .start-layer {
    place-items: start center;
    padding: max(12px, env(safe-area-inset-top)) 12px max(24px, env(safe-area-inset-bottom));
  }

  .start-card {
    padding: 22px 16px 26px;
    border-radius: 26px;
  }

  .start-daxter {
    top: 18px;
    left: 14px;
    right: auto;
    bottom: auto;
    width: 64px;
    height: 88px;
  }

  .start-daxter svg {
    width: 100%;
    height: 100%;
  }

  .start-logo {
    width: 96px;
    height: 96px;
  }

  .start-sub {
    letter-spacing: 0.16em;
    font-size: 14px;
  }

  .start-copy {
    font-size: 16px;
    margin-bottom: 20px;
  }

  #start-go {
    width: 100%;
  }
}