:root {
  --bg: #f4efe7;
  --bg-accent: #efe3d0;
  --card: rgba(255, 251, 245, 0.88);
  --line: rgba(77, 49, 28, 0.14);
  --text: #2f241d;
  --muted: #7d6658;
  --brand: #c95f34;
  --brand-deep: #8f3d1f;
  --good: #23795d;
  --ai: #fff1c8;
  --human: #f7f0ea;
  --shadow: 0 24px 60px rgba(103, 67, 42, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(228, 174, 118, 0.32), transparent 28%),
    radial-gradient(circle at top right, rgba(198, 95, 52, 0.14), transparent 24%),
    linear-gradient(180deg, var(--bg-accent), var(--bg));
  font-family: "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

button,
input,
select,
textarea {
  font: inherit;
}

.page-shell {
  width: min(1320px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 28px 0 40px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(280px, 0.9fr);
  gap: 20px;
  margin-bottom: 20px;
}

.hero,
.panel {
  backdrop-filter: blur(18px);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--brand-deep);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 12px;
  font-weight: 700;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(28px, 4vw, 52px);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.hero-copy {
  margin-top: 14px;
  max-width: 760px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
}

.hero-callout {
  margin-top: 18px;
  max-width: 760px;
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(201, 95, 52, 0.08);
  border: 1px solid rgba(201, 95, 52, 0.16);
}

.hero-callout strong {
  display: block;
  margin-bottom: 6px;
}

.hero-callout p {
  color: var(--muted);
  line-height: 1.6;
  font-size: 14px;
}

.status-card,
.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.status-card {
  padding: 20px;
  align-self: start;
}

.status-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  gap: 16px;
}

.status-row:last-child {
  border-bottom: 0;
}

.status-row.multiline {
  align-items: flex-start;
}

.status-row.multiline strong {
  max-width: 220px;
  text-align: right;
  word-break: break-all;
  line-height: 1.4;
}

.dashboard {
  display: grid;
  grid-template-columns: 1.1fr 1.1fr 0.9fr;
  gap: 20px;
}

.control-panel,
.transcript-panel,
.settings-panel,
.asr-provider-panel,
.wechat-lab-panel {
  grid-column: span 1;
}

.primary-messages-panel {
  grid-column: 2 / 4;
}

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

.wechat-lab-panel {
  grid-column: 1 / -1;
}

.asr-provider-panel {
  grid-column: span 1;
}

.stream-panel,
.messages-panel,
.voice-panel {
  min-height: 360px;
}

.panel {
  padding: 20px;
}

.call-guide {
  margin-bottom: 16px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(201, 95, 52, 0.08);
  border: 1px solid rgba(201, 95, 52, 0.14);
}

.call-guide strong {
  display: block;
  margin-bottom: 6px;
}

.call-guide p {
  color: var(--muted);
  line-height: 1.6;
  font-size: 14px;
}

.compact-guide {
  margin-top: -4px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.panel-subtitle {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.panel-header h2 {
  font-size: 20px;
  letter-spacing: -0.03em;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(201, 95, 52, 0.12);
  color: var(--brand-deep);
  font-size: 12px;
  font-weight: 700;
}

.badge.subtle {
  background: rgba(47, 36, 29, 0.08);
  color: var(--muted);
}

.badge-live {
  background: rgba(35, 121, 93, 0.16);
  color: var(--good);
}

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

.form-grid.compact {
  margin-top: 14px;
}

label {
  display: grid;
  gap: 8px;
}

label span,
.meta-label {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.76);
  border-radius: 14px;
  padding: 12px 14px;
  color: var(--text);
}

textarea {
  resize: vertical;
  min-height: 92px;
}

.toggle-field {
  align-content: end;
}

.toggle-field input {
  width: 22px;
  height: 22px;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

button {
  border: 0;
  border-radius: 14px;
  padding: 12px 16px;
  background: rgba(47, 36, 29, 0.08);
  color: var(--text);
  cursor: pointer;
  transition: transform 140ms ease, background 140ms ease;
}

button:hover {
  transform: translateY(-1px);
}

button.primary {
  background: linear-gradient(135deg, var(--brand), #db8b55);
  color: white;
}

button.ghost {
  background: transparent;
  border: 1px solid var(--line);
}

.meta-grid,
.session-grid,
.settings-hints,
.compat-grid {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.meta-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.session-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.compat-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.mic-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.64);
  padding: 14px;
}

.mic-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.mic-buttons {
  margin-top: 12px;
}

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

.settings-grid .full-width {
  grid-column: 1 / -1;
}

.settings-hints {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.settings-note {
  margin-top: 14px;
  color: var(--muted);
  line-height: 1.6;
}

.meta-grid > div,
.session-card,
.settings-hints > div,
.compat-grid > div,
.mock-box,
.stream-item,
.message-item {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.64);
}

.meta-grid > div,
.session-card,
.settings-hints > div,
.compat-grid > div {
  padding: 14px;
}

.mock-box {
  padding: 14px;
  margin-top: 14px;
}

.stream-list,
.message-list,
.voice-grid,
.provider-grid {
  display: grid;
  gap: 12px;
  max-height: 620px;
  overflow: auto;
  padding-right: 4px;
}

.primary-messages-panel .message-list {
  min-height: 320px;
  max-height: 540px;
}

.voice-card,
.provider-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
  padding: 14px;
}

.voice-card-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.voice-provider {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(201, 95, 52, 0.1);
  color: var(--brand-deep);
  font-size: 12px;
  font-weight: 700;
}

.voice-meta-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-top: 12px;
  color: var(--muted);
  font-size: 12px;
}

.voice-style {
  margin-top: 12px;
  color: var(--text);
  line-height: 1.6;
}

.voice-use-btn {
  margin-top: 12px;
  width: 100%;
}

.stream-item {
  padding: 14px;
}

.stream-item-head,
.message-top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.stream-time,
.message-source {
  color: var(--muted);
  font-size: 12px;
}

.stream-payload {
  margin: 12px 0 0;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.message-item {
  padding: 14px;
}

.message-item.is-ai {
  background: var(--ai);
}

.message-item.is-human {
  background: var(--human);
}

.speaker-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(47, 36, 29, 0.1);
  font-size: 12px;
  font-weight: 800;
}

.message-text {
  margin-top: 12px;
  font-size: 16px;
  line-height: 1.6;
}

.message-empty {
  padding: 24px 18px;
  border: 1px dashed var(--line);
  border-radius: 18px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.42);
  line-height: 1.7;
  text-align: center;
}

code {
  display: block;
  margin-top: 8px;
  word-break: break-all;
  color: var(--brand-deep);
}

@media (max-width: 1100px) {
  .dashboard {
    grid-template-columns: 1fr;
  }

  .hero {
    grid-template-columns: 1fr;
  }

  .compat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100vw - 20px, 100%);
    padding-top: 16px;
  }

  .form-grid,
  .meta-grid,
  .session-grid,
  .compat-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 34px;
  }
}