:root {
  color-scheme: light;
  --bg: #f2ede3;
  --bg-accent: radial-gradient(circle at top left, rgba(197, 89, 55, 0.18), transparent 30%),
    radial-gradient(circle at top right, rgba(30, 81, 123, 0.18), transparent 34%),
    linear-gradient(180deg, #f7f1e7 0%, #efe7d7 100%);
  --ink: #1f2330;
  --muted: #625e6d;
  --line: rgba(56, 48, 40, 0.12);
  --panel: rgba(255, 252, 247, 0.92);
  --panel-strong: #fffdf9;
  --accent: #1c5d7c;
  --accent-strong: #123e54;
  --warm: #c55937;
  --warm-soft: #f8e4dc;
  --ok: #2f6f43;
  --ok-soft: #e5f2e8;
  --bad: #8d3a2d;
  --bad-soft: #fae0da;
  --shadow: 0 24px 60px rgba(39, 31, 20, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  height: 100vh;
  overflow: hidden;
  font-family: "Segoe UI", "DejaVu Sans", sans-serif;
  background: var(--bg-accent);
  color: var(--ink);
}

button,
select,
code {
  font: inherit;
}

.app {
  height: 100vh;
  padding: 24px;
}

.chat {
  width: min(1120px, 100%);
  height: calc(100vh - 48px);
  margin: 0 auto;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 18px;
}

.topbar,
.messages,
.panel {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--panel);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.topbar {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 12px 28px;
}

.hero {
  max-width: 780px;
}

.eyebrow {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--warm);
  font-weight: 700;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.02;
}

.lead {
  margin-top: 12px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.55;
}

.status {
  align-self: flex-start;
  min-width: 120px;
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--panel-strong);
  border: 1px solid var(--line);
  text-align: center;
  color: var(--muted);
  font-weight: 600;
}

.messages {
  min-height: 0;
  padding: 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.message {
  display: flex;
  gap: 12px;
  max-width: 100%;
}

.message.user {
  justify-content: flex-end;
}

.avatar {
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: #eef1f6;
  color: var(--accent-strong);
  font-size: 13px;
  font-weight: 800;
}

.user .avatar {
  order: 2;
  background: var(--warm-soft);
  color: var(--warm);
}

.bubble {
  width: min(860px, 100%);
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--panel-strong);
  line-height: 1.5;
}

.user .bubble {
  background: #fff6f2;
  border-color: rgba(197, 89, 55, 0.22);
}

.entry-head,
.result-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.entry-title,
.model-title {
  font-weight: 700;
}

.entry-meta,
.entry-models,
.comparison-note,
.metric {
  color: var(--muted);
}

.entry-models {
  margin-top: 10px;
  font-size: 13px;
}

.result-card,
.topbar,
.panel {
  min-width: 0;
}

.result-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel-strong);
  padding: 14px;
}

.metrics-stack {
  display: grid;
  gap: 6px;
  text-align: right;
  font-size: 13px;
}

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(28, 93, 124, 0.08);
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.comparison {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.comparison-note {
  grid-column: 1 / -1;
  font-size: 13px;
}

.result-card {
  padding: 0;
  overflow: hidden;
}

.result-head,
.emotion,
.bars {
  padding: 16px;
}

.result-head {
  border-bottom: 1px solid var(--line);
}

.model-title {
  margin-top: 10px;
  font-size: 18px;
}

.emotion {
  display: grid;
  gap: 10px;
}

.emotion strong {
  font-size: 22px;
}

.visual {
  width: 100%;
  height: 132px;
  object-fit: cover;
  display: block;
}

.bars {
  display: grid;
  gap: 10px;
}

.bar {
  display: grid;
  grid-template-columns: 140px 1fr 56px;
  gap: 8px;
  align-items: center;
  font-size: 13px;
}

.track {
  height: 8px;
  background: #ece7df;
  border-radius: 999px;
  overflow: hidden;
}

.fill {
  height: 100%;
  background: linear-gradient(90deg, var(--warm), var(--accent));
}

.panel {
  grid-column: 1 / -1;
  padding: 18px 20px;
}

.selectors {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}

label {
  display: grid;
  gap: 8px;
  font-size: 14px;
  color: var(--muted);
}

select {
  width: 100%;
  min-height: 46px;
  padding: 0 12px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--panel-strong);
  color: var(--ink);
}

.recorder {
  display: grid;
  grid-template-columns: auto auto 1fr;
  gap: 12px;
  align-items: center;
}

button {
  min-height: 46px;
  border-radius: 14px;
  padding: 0 16px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 140ms ease, border-color 140ms ease, transform 140ms ease;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.record {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: var(--panel-strong);
  border-color: var(--line);
  color: var(--ink);
}

.record.is-recording {
  background: #fff2ee;
  border-color: rgba(197, 89, 55, 0.35);
  color: var(--warm);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--warm);
}

.send {
  background: var(--accent);
  color: #fff;
}

.send:not(:disabled):hover {
  background: var(--accent-strong);
  transform: translateY(-1px);
}

audio {
  width: 100%;
  min-width: 0;
}

@media (max-width: 760px) {
  .app {
    padding: 12px;
  }

  .chat {
    height: calc(100vh - 24px);
  }

  .topbar {
    flex-direction: column;    
  }

  .messages,
  .panel {
    padding: 16px;
  }

  .comparison,
  .selectors,
  .recorder {
    grid-template-columns: 1fr;
  }

  .bar {
    grid-template-columns: 100px 1fr 48px;
  }

  .bubble {
    width: 100%;
  }
}