:root {
  color-scheme: dark;
  font: 16px/1.5 ui-sans-serif, system-ui, -apple-system, sans-serif;
  color: #f9f3ff;
  background: #100e18;
  --accent: #dfcaff;
  --muted: #c1b5ce;
  --line: #3e344e;
}

*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(ellipse at 82% 17%, #362049 0, transparent 36rem),
    radial-gradient(ellipse at 1% 61%, #201b37 0, transparent 26rem),
    #100e18;
}

a { color: inherit; text-underline-offset: .25em; }
button, input { font: inherit; }
button, .upload { cursor: pointer; }
button:disabled { cursor: wait; opacity: .6; }
:focus-visible { outline: 2px solid #ecdfff; outline-offset: 4px; }
[hidden] { display: none !important; }
.wrap { width: min(100% - 2.5rem, 66rem); margin-inline: auto; }
.mast, .footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem 1rem;
  color: var(--muted);
  font-size: .83rem;
  padding-block: 1rem;
}

.mast { border-bottom: 1px solid var(--line); }
.mast span { color: #f0e5fb; }
.mast b { color: var(--accent); margin-right: .26rem; }
.intro { padding: clamp(2.7rem, 7vw, 5rem) 0 clamp(1.6rem, 4vw, 2.6rem); }
.label {
  margin: 0;
  font-size: .72rem;
  font-weight: 720;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
}

.label span { margin-right: .35rem; }
.intro h1 {
  font-size: clamp(3.4rem, 9vw, 7.6rem);
  line-height: .92;
  letter-spacing: -.088em;
  margin: .3em 0 .22em -.055em;
  font-weight: 750;
}

.intro em {
  color: #e3ccff;
  font-style: normal;
}

.intro > p:last-child {
  max-width: 30rem;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.18rem);
}

.ai-beta {
  max-width: 34rem;
  margin: 0 0 1.3rem;
  padding: .68rem .85rem;
  border: 1px solid #655375;
  border-radius: .65rem;
  background: #241a30;
}

.ai-beta summary { cursor: pointer; font-weight: 690; }
.ai-beta summary span { margin-left: .4rem; color: var(--muted); font-size: .76rem; font-weight: 500; }
.ai-beta p { margin: .6rem 0 0; color: var(--muted); font-size: .85rem; }
.ai-beta a { display: inline-block; margin-top: .7rem; padding-block: .22rem; color: #f1dfff; font-size: .88rem; font-weight: 690; }

.studio {
  display: grid;
  grid-template-columns: minmax(0, 1.07fr) minmax(0, .93fr);
  align-items: start;
  gap: clamp(1.15rem, 4vw, 3rem);
}

.controls, .preview {
  margin: 0;
  padding: clamp(1.1rem, 3vw, 2rem);
  border: 1px solid var(--line);
  border-radius: 1.1rem;
  background: #181420;
}

fieldset { padding: 0; margin: 0 0 1.55rem; border: 0; min-width: 0; }
legend {
  padding: 0;
  font-size: 1.14rem;
  font-weight: 700;
  margin: 0 0 .65rem;
}

legend span {
  font-size: .66rem;
  color: var(--accent);
  vertical-align: .14em;
  letter-spacing: .08em;
  margin-right: .38rem;
}

.moods { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .38rem; }
.mood, .upload { position: relative; }
.mood input, .upload input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  inset: .35rem auto auto .35rem;
}

.mood > span {
  display: grid;
  justify-items: center;
  gap: .3rem;
  height: 100%;
  text-align: center;
  padding: .6rem .2rem .5rem;
  border: 1px solid var(--line);
  border-radius: .65rem;
  font-size: .78rem;
  cursor: pointer;
}

.mood input:checked + span { border-color: var(--accent); background: #302342; }
.mood input:focus-visible + span, .upload:focus-within { outline: 2px solid #ecdfff; outline-offset: 3px; }
.swatch { width: 1.35rem; height: 1.35rem; border-radius: 50%; border: 1px solid #ffffff36; }
.moonlight { background: linear-gradient(135deg, #291e49, #bd9dff); }
.daybreak { background: linear-gradient(135deg, #154e58, #c9f8dc); }
.golden { background: linear-gradient(135deg, #693b34, #ffd5a0); }
.upload-row, .preview-actions { display: flex; flex-wrap: wrap; align-items: center; gap: .6rem .8rem; }
.upload, #download {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  min-height: 2.7rem;
  border: 1px solid #ddc9ff;
  border-radius: .65rem;
  padding: .55rem .8rem;
  font-weight: 700;
}

.upload { color: #ebdcff; background: #251c32; }
.upload:hover { background: #3a2b4d; }
#download { color: #1e1529; background: #e4cfff; }
#download:hover { background: #f0e4ff; }
#download span { padding-left: .45rem; }
.text-button { color: var(--muted); text-decoration: underline; text-underline-offset: .22em; background: none; border: 0; padding: .5rem .2rem; font-size: .83rem; }
.text-button:hover { color: #fff; }
.help, .status, .privacy { font-size: .82rem; color: var(--muted); }
.help { margin: .5rem 0 0; }
.status { min-height: 1.2em; margin: .3rem 0 0; overflow-wrap: anywhere; }
.status:empty { display: none; }
.status[data-error] { color: #ffbecb; }
.entry { display: grid; gap: .25rem; margin-top: .85rem; font-size: .9rem; font-weight: 620; }
.entry input { width: 100%; color: #fff; background: #100e18; border: 1px solid #51425f; border-radius: .55rem; padding: .65rem .7rem; font-size: 1rem; font-weight: 430; }
.entry input::placeholder { color: #a89ab3; }
.privacy { display: flex; gap: .5rem; margin: 0; }
.privacy span { color: var(--accent); }
.preview figcaption { margin-bottom: .65rem; }
.preview canvas { display: block; width: 100%; height: auto; border-radius: .55rem; background: #281d41; }
.preview-actions { margin-top: .8rem; }
.footer { border-top: 1px solid var(--line); margin-top: clamp(2.5rem, 6vw, 4rem); flex-wrap: wrap; }

@media (max-width: 710px) {
  .studio { grid-template-columns: 1fr; }
  .preview { max-width: 30rem; width: 100%; }
}

@media (max-width: 340px) {
  .wrap { width: calc(100% - 1.5rem); }
}