:root {
  color-scheme: light;
  --panel: rgba(252, 249, 244, 0.94);
  --panel-strong: #fffdf9;
  --ink: #15212b;
  --muted: #5f6c76;
  --accent: #c2410c;
  --accent-soft: rgba(194, 65, 12, 0.12);
  --surface-shadow: 0 18px 44px rgba(32, 26, 18, 0.12);
  --title-font: "Space Grotesk", "Segoe UI", sans-serif;
  --body-font: "IBM Plex Sans", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--body-font);
  color: var(--ink);
  background:
    radial-gradient(circle at top right, rgba(255, 204, 153, 0.46), transparent 24%),
    radial-gradient(circle at bottom left, rgba(217, 119, 6, 0.14), transparent 22%),
    linear-gradient(180deg, #faf4eb 0%, #f3ede4 100%);
}

.page-shell {
  width: min(1120px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 22px 0 30px;
}

.panel {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 26px;
  box-shadow: var(--surface-shadow);
  backdrop-filter: blur(14px);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  padding: 24px 26px;
  margin-bottom: 18px;
  align-items: center;
}

.eyebrow,
.panel-kicker {
  margin: 0 0 8px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #9a3412;
}

h1,
h2 {
  margin: 0;
  font-family: var(--title-font);
}

h1 {
  font-size: clamp(2rem, 3.8vw, 3.3rem);
  letter-spacing: -0.05em;
}

h2 {
  font-size: 1.3rem;
  letter-spacing: -0.03em;
}

.hero-text,
.status-copy,
.hint-copy {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.hero-actions {
  display: grid;
  gap: 12px;
  justify-items: end;
}

.status-pill,
.monitor-link,
.state-chip,
.primary-button,
.secondary-button {
  font: inherit;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 112px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(34, 197, 94, 0.14);
  color: #166534;
  font-weight: 700;
}

.status-pill.offline {
  background: rgba(148, 163, 184, 0.16);
  color: #475569;
}

.monitor-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--accent);
  text-decoration: none;
  background: rgba(194, 65, 12, 0.08);
  font-weight: 700;
}

.layout-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 18px;
}

.control-panel,
.transcript-panel,
.response-panel,
.log-panel {
  padding: 20px;
}

.panel-heading {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 14px;
}

.panel-heading.compact {
  margin-bottom: 10px;
}

.state-chip {
  display: grid;
  gap: 4px;
  min-width: 156px;
  padding: 12px 14px;
  border-radius: 18px;
  background: var(--panel-strong);
  border: 1px solid rgba(21, 33, 43, 0.08);
}

.state-chip span {
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.state-chip strong {
  font-size: 1rem;
}

.button-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.primary-button,
.secondary-button {
  border: 0;
  border-radius: 999px;
  padding: 13px 18px;
  font-weight: 700;
  cursor: pointer;
}

.primary-button {
  color: white;
  background: linear-gradient(135deg, #c2410c, #ea580c);
  box-shadow: 0 16px 28px rgba(194, 65, 12, 0.24);
}

.primary-button:disabled {
  opacity: 0.56;
  cursor: wait;
}

.secondary-button {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(21, 33, 43, 0.08);
}

.content-box {
  min-height: 170px;
  padding: 16px 18px;
  border-radius: 18px;
  background: var(--panel-strong);
  border: 1px solid rgba(21, 33, 43, 0.08);
  line-height: 1.6;
  white-space: pre-wrap;
}

.content-box.empty {
  color: var(--muted);
}

.log-panel {
  grid-column: 1 / -1;
}

.log-list {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 10px;
  color: var(--muted);
}

.log-list li {
  padding: 10px 12px;
  border-radius: 14px;
  background: var(--panel-strong);
  border: 1px solid rgba(21, 33, 43, 0.06);
  line-height: 1.45;
}

@media (max-width: 920px) {
  .hero,
  .layout-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    justify-items: start;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100vw - 20px, 1120px);
    padding-top: 14px;
  }

  .hero,
  .control-panel,
  .transcript-panel,
  .response-panel,
  .log-panel {
    padding: 16px;
  }

  .panel-heading {
    flex-direction: column;
  }

  .button-row {
    flex-direction: column;
  }
}