:root {
  color-scheme: dark;
  --void: #070605;
  --wood: #1a1410;
  --bone: #efe4d2;
  --bone-dim: #cbbca3;
  --blood: #c1121f;
  --gold: #c9a227;
  --line: rgba(201, 162, 39, 0.28);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--bone);
  background: var(--void);
  line-height: 1.55;
}

a { color: inherit; }

.bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  width: min(820px, calc(100% - 40px));
  margin: 0 auto;
  padding: 22px 0 8px;
}

.brand {
  font-family: "Unbounded", sans-serif;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
}

.quiet {
  color: var(--bone-dim);
  text-decoration: none;
}

.quiet:hover { color: var(--gold); }

main {
  width: min(820px, calc(100% - 40px));
  margin: 0 auto;
  padding: 12px 0 64px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 12px;
  font-family: "Unbounded", sans-serif;
  font-size: 34px;
  font-weight: 500;
  line-height: 1.2;
}

h2 {
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 600;
}

.lead {
  margin: 0 0 28px;
  max-width: 62ch;
  color: var(--bone-dim);
}

.panel {
  margin: 0 0 18px;
  padding: 18px;
  background: var(--wood);
  border: 1px solid var(--line);
  border-radius: 16px;
}

.prompts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

button,
.file {
  font: inherit;
  cursor: pointer;
}

.prompts button,
.file {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--bone);
  border-radius: 999px;
  padding: 8px 14px;
}

.prompts button:hover,
.file:hover { border-color: var(--gold); color: var(--gold); }

#send,
#audit {
  border: 0;
  background: var(--blood);
  color: #fff;
  border-radius: 10px;
  padding: 12px 18px;
}

#send:disabled,
#audit:disabled { opacity: 0.6; cursor: wait; }

input[type="file"] {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

#file-form,
#form {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

#form { align-items: end; }

textarea {
  flex: 1 1 240px;
  width: 100%;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  font: inherit;
  color: var(--bone);
  background: var(--void);
}

.log { display: flex; flex-direction: column; gap: 14px; }

.bubble {
  max-width: min(100%, 640px);
  background: var(--wood);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 16px 14px;
}

.bubble.user {
  align-self: flex-end;
  background: #2a2218;
  border-color: rgba(239, 228, 210, 0.55);
}

.bubble.assistant { align-self: flex-start; }

.who {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.bubble.user .who { color: var(--bone); }

.bubble.assistant .who { color: var(--gold); }

.bubble p { margin: 0; white-space: pre-wrap; }

.bubble .meta {
  margin-top: 8px;
  color: var(--bone-dim);
  font-size: 13px;
}

.gap {
  display: block;
  width: 100%;
  margin-top: 10px;
  padding: 8px 10px;
  text-align: left;
  color: var(--bone);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 10px;
}

.gap:hover { border-color: var(--gold); color: var(--gold); }

.rule {
  margin: 6px 0 0;
  color: var(--bone-dim);
  font-size: 14px;
}

.sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

@media (max-width: 640px) {
  h1 { font-size: 26px; }
  #form, #file-form { display: grid; }
}