:root {
  --bg: #f5efe3;
  --paper: rgba(255, 251, 245, 0.82);
  --paper-strong: #fffaf2;
  --line: rgba(102, 78, 47, 0.16);
  --ink: #2f2417;
  --muted: #786048;
  --accent: #d46a2e;
  --accent-deep: #9f4322;
  --accent-soft: rgba(212, 106, 46, 0.08);
  --green: #2f7d53;
  --blue: #375a88;
  --danger: #a33f35;
  --shadow: 0 24px 80px rgba(89, 54, 19, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: "Space Grotesk", "Noto Sans SC", "PingFang SC", sans-serif;
  background:
    radial-gradient(circle at top right, rgba(212, 106, 46, 0.25), transparent 28%),
    radial-gradient(circle at left 20%, rgba(47, 125, 83, 0.18), transparent 24%),
    linear-gradient(160deg, #f7f0e5 0%, #f2eadb 48%, #ece1cd 100%);
}

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

button:disabled,
input:disabled,
textarea:disabled,
select:disabled {
  cursor: not-allowed;
  opacity: 0.66;
}

code,
pre {
  font-family: "SFMono-Regular", "Menlo", "Consolas", monospace;
}

.page-shell {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  padding: 24px;
  border-right: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 249, 240, 0.86), rgba(247, 237, 223, 0.9));
  backdrop-filter: blur(18px);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
}

.main-content {
  padding: 24px;
}

.brand-block h1 {
  margin: 10px 0 12px;
  font-size: 2.2rem;
  line-height: 1;
}

.brand-kicker,
.eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-deep);
}

.brand-block p,
.hero-card p,
.template-description,
.template-quick-setup,
.panel-subtitle {
  color: var(--muted);
  line-height: 1.6;
}

.panel,
.hero-card {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--paper);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.panel {
  padding: 20px;
}

.panel.compact {
  margin-top: 18px;
}

.hero-card {
  padding: 28px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: flex-start;
}

.hero-card h2 {
  margin: 10px 0;
  font-size: 2rem;
  max-width: 18ch;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(96px, 1fr));
  gap: 14px;
  min-width: 320px;
}

.hero-metrics > div {
  padding: 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.54);
  border: 1px solid rgba(122, 84, 51, 0.12);
}

.metric-value {
  display: block;
  font-size: 2rem;
  font-weight: 700;
}

.metric-label,
.mini-label {
  color: var(--muted);
}

.mini-label {
  font-size: 0.8rem;
}

.panel-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.panel-title-row h2 {
  margin: 0;
  font-size: 1.1rem;
}

.soft-tag {
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-deep);
  font-size: 0.82rem;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 8px rgba(47, 125, 83, 0.12);
}

.meta-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(122, 84, 51, 0.15);
}

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

.meta-row code {
  max-width: 55%;
  word-break: break-all;
  text-align: right;
}

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

.inline-stat-grid > div {
  padding: 12px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.52);
  border: 1px solid rgba(122, 84, 51, 0.1);
}

.inline-stat-grid strong {
  display: block;
  margin-top: 6px;
  font-size: 1.25rem;
}

.stack-list {
  display: grid;
  gap: 12px;
}

.provider-pill,
.session-item {
  display: grid;
  gap: 6px;
  padding: 12px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.52);
  border: 1px solid rgba(122, 84, 51, 0.1);
}

.provider-pill strong,
.session-item strong {
  font-size: 0.98rem;
}

.provider-pill code,
.session-item code {
  color: var(--muted);
  word-break: break-all;
}

.provider-pill-actions,
.session-actions,
.inline-controls,
.chat-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.session-item {
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.session-item.active {
  border-color: rgba(212, 106, 46, 0.45);
  box-shadow: 0 12px 28px rgba(190, 77, 36, 0.14);
  transform: translateY(-1px);
}

.session-item:hover {
  transform: translateY(-1px);
}

.session-item-meta,
.session-preview,
.provider-pill span {
  color: var(--muted);
  font-size: 0.9rem;
}

.conversation-layout,
.workspace-grid {
  display: grid;
  gap: 20px;
  margin-top: 20px;
}

.conversation-layout {
  grid-template-columns: 360px minmax(0, 1fr);
}

.workspace-grid {
  grid-template-columns: 1.08fr 0.92fr;
}

.chat-panel,
.cli-bridge-panel {
  min-height: 0;
}

.runtime-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.runtime-summary,
.runtime-controls {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.soft-note {
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(53, 76, 129, 0.06);
  color: var(--muted);
  border: 1px solid rgba(53, 76, 129, 0.1);
  line-height: 1.6;
}

.form-grid,
.template-form,
.chat-toolbar {
  display: grid;
  gap: 12px;
}

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

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.92rem;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(122, 84, 51, 0.18);
  border-radius: 14px;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.86);
  color: var(--ink);
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(212, 106, 46, 0.24);
  border-color: rgba(212, 106, 46, 0.32);
}

textarea {
  resize: vertical;
}

.full-width {
  width: 100%;
}

.session-meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 16px;
  color: var(--muted);
  font-size: 0.9rem;
}

.template-grid,
.model-grid {
  display: grid;
  gap: 16px;
}

.template-grid {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.model-grid {
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

.template-card,
.model-card {
  border-radius: 20px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(122, 84, 51, 0.11);
}

.template-card-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.template-card h3,
.model-card h4 {
  margin: 6px 0 8px;
}

.provider-badge {
  display: inline-flex;
  min-width: 72px;
  justify-content: center;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.78rem;
  background: rgba(47, 125, 83, 0.1);
  color: var(--green);
}

.doc-link {
  color: var(--accent-deep);
  text-decoration: none;
}

.template-models {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 16px;
}

.model-chip {
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(53, 76, 129, 0.08);
  color: var(--blue);
  font-size: 0.82rem;
}

.model-card {
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.model-card:hover {
  transform: translateY(-2px);
  border-color: rgba(53, 76, 129, 0.22);
  box-shadow: 0 16px 36px rgba(53, 76, 129, 0.1);
}

.model-meta {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.9rem;
}

.chat-history {
  display: grid;
  gap: 14px;
  min-height: 420px;
  max-height: 680px;
  padding: 14px;
  overflow: auto;
  border-radius: 20px;
  background:
    linear-gradient(180deg, rgba(255, 253, 250, 0.86), rgba(250, 241, 229, 0.8)),
    radial-gradient(circle at top left, rgba(212, 106, 46, 0.08), transparent 30%);
  border: 1px solid rgba(122, 84, 51, 0.12);
}

.message-card {
  display: grid;
  gap: 10px;
  padding: 14px 16px;
  border-radius: 20px;
  max-width: min(100%, 860px);
  border: 1px solid rgba(122, 84, 51, 0.12);
  background: rgba(255, 255, 255, 0.7);
}

.message-card.user {
  margin-left: auto;
  background: linear-gradient(135deg, rgba(212, 106, 46, 0.14), rgba(255, 255, 255, 0.75));
}

.message-card.assistant {
  margin-right: auto;
}

.message-card.reasoning {
  margin-right: auto;
  background: rgba(55, 90, 136, 0.08);
  border-style: dashed;
}

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

.message-role {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.message-role::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.message-card.reasoning .message-role::before {
  background: var(--blue);
}

.message-card.user .message-role::before {
  background: var(--green);
}

.message-time {
  color: var(--muted);
  font-size: 0.8rem;
}

.message-content {
  line-height: 1.7;
  overflow-wrap: anywhere;
}

.message-content p,
.message-content ul,
.message-content ol,
.message-content blockquote,
.message-content pre,
.message-content h1,
.message-content h2,
.message-content h3,
.message-content h4 {
  margin: 0;
}

.message-content > * + * {
  margin-top: 12px;
}

.message-content pre {
  padding: 14px;
  border-radius: 16px;
  background: rgba(44, 35, 25, 0.92);
  color: #f8f3ea;
  overflow: auto;
}

.message-content code {
  padding: 2px 6px;
  border-radius: 8px;
  background: rgba(53, 76, 129, 0.08);
}

.message-content pre code {
  padding: 0;
  background: transparent;
}

.message-content blockquote {
  padding-left: 14px;
  border-left: 3px solid rgba(212, 106, 46, 0.28);
  color: var(--muted);
}

.message-content a {
  color: var(--accent-deep);
}

.primary-button,
.ghost-button {
  border: 0;
  border-radius: 999px;
  padding: 11px 16px;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.primary-button {
  background: linear-gradient(135deg, var(--accent) 0%, #be4d24 100%);
  color: white;
  box-shadow: 0 12px 24px rgba(190, 77, 36, 0.22);
}

.ghost-button {
  background: rgba(255, 255, 255, 0.6);
  color: var(--ink);
}

.ghost-button.danger {
  color: var(--danger);
}

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

.cli-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.cli-column {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.command-cloud-header {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: 0.92rem;
}

.command-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  min-height: 120px;
  align-content: flex-start;
}

.command-chip {
  border: 1px solid rgba(53, 76, 129, 0.14);
  background: rgba(53, 76, 129, 0.06);
  color: var(--blue);
  padding: 10px 12px;
  border-radius: 14px;
  cursor: pointer;
}

.cli-output {
  min-height: 260px;
  max-height: 480px;
  overflow: auto;
  padding: 16px;
  border-radius: 20px;
  background: rgba(38, 29, 21, 0.94);
  color: #f5efe6;
  white-space: pre-wrap;
  word-break: break-word;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.empty-state {
  padding: 20px;
  text-align: center;
  color: var(--muted);
  border: 1px dashed rgba(122, 84, 51, 0.18);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.44);
}

.app-busy .session-item,
.app-busy .model-card {
  pointer-events: none;
}

@media (max-width: 1180px) {
  .page-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .conversation-layout,
  .workspace-grid,
  .cli-layout,
  .runtime-layout {
    grid-template-columns: 1fr;
  }

  .hero-card {
    flex-direction: column;
  }

  .hero-metrics {
    width: 100%;
    min-width: 0;
  }
}

@media (max-width: 720px) {
  .main-content,
  .sidebar {
    padding: 16px;
  }

  .hero-card,
  .panel {
    border-radius: 18px;
    padding: 16px;
  }

  .form-grid,
  .hero-metrics,
  .inline-stat-grid {
    grid-template-columns: 1fr;
  }

  .chat-history {
    min-height: 320px;
  }

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