:root {
  color-scheme: dark;
  --bg: #0b1020;
  --bg-soft: rgba(18, 24, 45, 0.78);
  --panel: rgba(17, 24, 39, 0.88);
  --panel-strong: rgba(15, 23, 42, 0.96);
  --line: rgba(255, 255, 255, 0.08);
  --text: #eef2ff;
  --muted: #aab5d6;
  --accent: #8b9bff;
  --accent-strong: #6e7dff;
  --success: #67e8a5;
  --danger: #ff9ca7;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: "Segoe UI", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(139, 155, 255, 0.22), transparent 28%),
    radial-gradient(circle at bottom right, rgba(255, 160, 196, 0.18), transparent 26%),
    linear-gradient(145deg, #090d18, #10172b 42%, #0b1120);
  color: var(--text);
}

body {
  padding: 24px;
}

.desktop-shell {
  max-width: 1500px;
  min-height: calc(100vh - 48px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 22px;
}

.sidebar-card,
.workspace-card,
.config-card,
.message,
.composer {
  backdrop-filter: blur(18px);
}

.sidebar-card,
.workspace-card {
  background: linear-gradient(180deg, rgba(17, 24, 39, 0.92), rgba(10, 15, 30, 0.92));
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.sidebar-card {
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.window-topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 2px 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  display: inline-block;
}

.red { background: #ff5f57; }
.yellow { background: #febc2e; }
.green { background: #28c840; }

.window-title {
  margin-left: 8px;
  font-size: 13px;
  color: var(--muted);
}

.portrait-panel {
  position: relative;
  min-height: 540px;
  border-radius: 24px;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.portrait-glow {
  position: absolute;
  inset: auto 10% 12% 10%;
  height: 180px;
  background: radial-gradient(circle, rgba(162, 132, 255, 0.38), transparent 72%);
  filter: blur(24px);
}

.assistant-portrait {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.assistant-meta {
  padding: 4px 4px 0;
}

.assistant-meta h1,
.workspace-header h2 {
  margin: 0;
  font-size: 28px;
}

.assistant-subtitle,
.panel-desc,
.status-text,
.composer-hint,
.workspace-tag,
.panel-title,
.meta-label,
.message-role {
  color: var(--muted);
}

.assistant-subtitle {
  margin: 8px 0 16px;
}

.meta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.meta-item {
  padding: 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.meta-item.full {
  grid-column: 1 / -1;
}

#proxyBadge[data-online="true"] {
  color: var(--success);
}

#proxyBadge[data-online="false"] {
  color: var(--danger);
}

.status-text {
  margin: 16px 0 0;
  line-height: 1.65;
}

.quick-panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.panel-title {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 2px;
}

.quick-action,
.ghost-button,
.primary-button {
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  font: inherit;
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.quick-action,
.ghost-button {
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  text-align: left;
}

.primary-button {
  padding: 12px 18px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: white;
  border: none;
}

.quick-action:hover,
.ghost-button:hover,
.primary-button:hover {
  transform: translateY(-1px);
}

.workspace-card {
  padding: 22px;
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 18px;
}

.workspace-header,
.config-head,
.composer-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.workspace-tag {
  margin: 0 0 4px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.config-card {
  padding: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 22px;
}

.config-actions {
  display: flex;
  gap: 10px;
}

.config-grid {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.config-grid label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: var(--muted);
}

.config-grid input,
.composer textarea {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(6, 10, 21, 0.65);
  color: var(--text);
  padding: 14px 15px;
  font: inherit;
  outline: none;
}

.config-grid input:focus,
.composer textarea:focus {
  border-color: rgba(139, 155, 255, 0.75);
  box-shadow: 0 0 0 3px rgba(139, 155, 255, 0.14);
}

.chat-log {
  min-height: 360px;
  max-height: 100%;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-right: 6px;
}

.message {
  max-width: 78%;
  padding: 14px 16px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.2);
}

.message.user {
  align-self: flex-end;
  background: linear-gradient(135deg, rgba(110, 125, 255, 0.28), rgba(110, 125, 255, 0.15));
}

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

.message-role {
  font-size: 12px;
  margin-bottom: 8px;
}

.message-text {
  line-height: 1.7;
}

.composer {
  padding: 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 22px;
}

.composer textarea {
  resize: vertical;
  min-height: 110px;
}

.composer-actions {
  margin-top: 12px;
}

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

  .portrait-panel {
    min-height: 420px;
  }
}

@media (max-width: 720px) {
  body {
    padding: 14px;
  }

  .workspace-card,
  .sidebar-card {
    padding: 16px;
    border-radius: 22px;
  }

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

  .config-head,
  .workspace-header,
  .composer-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .message {
    max-width: 100%;
  }
}