:root {
  --bg: var(--color-bg-page);
  --bg-deep: var(--color-bg-subtle);
  --panel: var(--color-bg-subtle);
  --card: var(--card-bg);
  --card-soft: var(--card-soft-bg);
  --text: var(--color-text-primary);
  --muted: var(--color-text-secondary);
  --line: var(--color-border);
  --line-strong: var(--color-border);
  --primary: var(--color-primary);
  --primary-dark: var(--color-primary-active, var(--color-primary));
  --accent: var(--color-accent);
  --success: var(--color-success);
  --nav-bg: var(--sidebar-bg);
  --nav-bg-2: var(--sidebar-bg-alt);
  --nav-line: var(--sidebar-border);
  --nav-text: var(--sidebar-text);
  --nav-muted: var(--sidebar-muted);
  --nav-active-text: var(--sidebar-active-text);
  --shadow: var(--card-shadow);
  --copy-font: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  --copy-line-height: 1.78;
  --copy-letter-spacing: 0.012em;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "IBM Plex Sans", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at 6% 0%, rgba(var(--theme-rgb), 0.18), transparent 30%),
    radial-gradient(circle at 94% 0%, rgba(var(--highlight-rgb), 0.12), transparent 24%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
  color: var(--text, #2b2b2b);
}

:root[data-theme="jiangxuan-dark"] body {
  background:
    radial-gradient(95% 68% at 8% 2%, rgba(40, 44, 49, 0.12), transparent 62%),
    radial-gradient(72% 58% at 88% 12%, rgba(94, 102, 110, 0.12), transparent 56%),
    linear-gradient(180deg, #f4f6f8 0%, #eaedf0 52%, #e2e6ea 100%);
}

:root[data-theme="jiangxuan-dark"] body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(36% 24% at 16% 18%, rgba(24, 27, 31, 0.06), transparent 72%),
    radial-gradient(44% 28% at 82% 36%, rgba(24, 27, 31, 0.05), transparent 74%),
    radial-gradient(38% 20% at 42% 82%, rgba(24, 27, 31, 0.045), transparent 76%);
}

:root[data-theme="xuanmi-light"] body {
  background: #ffffff;
}

:root[data-theme="xuanmi-light"] .page-body {
  background: #ffffff;
}

:root[data-theme="xuanmi-light"] .hero-card,
:root[data-theme="xuanmi-light"] .card-section,
:root[data-theme="xuanmi-light"] .feature-card,
:root[data-theme="xuanmi-light"] .report-type-card,
:root[data-theme="xuanmi-light"] .stat-card,
:root[data-theme="xuanmi-light"] .history-table-wrap,
:root[data-theme="xuanmi-light"] .studio-table-wrap,
:root[data-theme="xuanmi-light"] .data-table,
:root[data-theme="xuanmi-light"] .history-table,
:root[data-theme="xuanmi-light"] .studio-table {
  background: #ffffff;
}

a {
  color: inherit;
  text-decoration: none;
}

.shell {
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 20px;
}

.app-shell {
  min-height: 100vh;
  display: block;
}

.side-nav {
  position: fixed;
  inset: 0 auto 0 0;
  width: 258px;
  height: 100vh;
  padding: 20px 14px 22px;
  background:
    linear-gradient(180deg, var(--nav-bg) 0%, var(--nav-bg-2) 100%);
  color: var(--nav-text);
  overflow-y: auto;
  border-right: 1px solid var(--nav-line);
  box-shadow: var(--shadow-side);
  backdrop-filter: blur(var(--glass-blur, 0px)) saturate(120%);
  -webkit-backdrop-filter: blur(var(--glass-blur, 0px)) saturate(120%);
}

.side-brand {
  padding: 8px 12px 18px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--nav-line);
}

.side-brand span {
  display: block;
  color: var(--nav-muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.1px;
}

.side-brand strong {
  display: block;
  margin-top: 5px;
  font-size: 22px;
  letter-spacing: 0.2px;
}

.side-note {
  display: block;
  margin-top: 6px;
  color: var(--side-note-color);
  font-size: 12px;
  font-style: normal;
  letter-spacing: 0.4px;
}

.nav-group {
  display: block;
  margin-bottom: 16px;
}

.nav-toggle {
  all: unset;
  box-sizing: border-box;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 13px 10px;
  min-height: 44px;
  color: var(--nav-muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.4px;
  cursor: pointer;
  text-align: left;
  border-radius: var(--radius-sm);
  transition: background-color 140ms ease, color 140ms ease;
}

.nav-toggle:hover {
  background: var(--panel);
  color: var(--nav-text);
}

.nav-caret {
  font-size: 12px;
  line-height: 1;
  transition: transform 160ms ease;
}

.nav-toggle[aria-expanded="false"] .nav-caret {
  transform: rotate(-90deg);
}

.nav-items {
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow: hidden;
  max-height: 640px;
  transition: max-height 180ms ease, opacity 140ms ease;
  margin-top: 4px;
}

.nav-items.collapsed {
  max-height: 0;
  opacity: 0;
  margin-top: 0;
}

.nav-group a {
  display: block;
  padding: 12px 12px;
  min-height: 44px;
  border-radius: var(--radius-md);
  color: var(--nav-text);
  font-size: 14px;
  border: 1px solid transparent;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-group a:hover,
.nav-group a.active {
  background: var(--sidebar-active-bg);
  border-color: var(--sidebar-active-border);
  color: var(--nav-active-text);
}

.main-pane {
  min-width: 0;
  margin-left: 258px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.top-bar {
  position: sticky;
  top: 0;
  z-index: 8;
  min-height: 96px;
  padding: 14px clamp(14px, 1.6vw, 22px);
  border-bottom: 1px solid var(--line);
  background: var(--topbar-bg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  backdrop-filter: blur(var(--glass-blur, 0px)) saturate(125%);
  -webkit-backdrop-filter: blur(var(--glass-blur, 0px)) saturate(125%);
}

.top-bar h1 {
  margin: 4px 0 0;
  font-size: 28px;
  letter-spacing: -0.2px;
}

.top-subtitle {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.top-utility {
  display: grid;
  gap: 9px;
  justify-items: end;
}

.top-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.meta-pill {
  padding: 6px 10px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  background: var(--panel);
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
}

.quick-links {
  display: flex;
  gap: 8px;
}

.theme-toggle {
  cursor: pointer;
  font: inherit;
}

.ghost-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 11px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-strong);
  background: var(--panel);
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 600;
}

.ghost-link:hover {
  border-color: var(--color-primary-light);
  color: var(--color-primary-light);
}

.site-header {
  background: var(--site-header-bg);
  color: var(--site-header-text);
  padding: 24px 0;
  box-shadow: var(--shadow);
}

.site-header .shell {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 20px;
}

.eyebrow {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--site-header-eyebrow);
}

.brand-block h1 {
  margin: 6px 0 0;
  font-size: 34px;
  line-height: 1.15;
}

.top-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.top-nav a {
  padding: 8px 12px;
  border-radius: var(--radius-pill);
  background: var(--top-nav-chip-bg);
  border: 1px solid var(--top-nav-chip-border);
  font-size: 14px;
}

.page-body {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 18px clamp(14px, 1.6vw, 22px) 30px;
}

.page-section {
  margin-bottom: 22px;
}

.hero-card,
.card-section,
.feature-card,
.report-type-card,
.stat-card {
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(calc(var(--glass-blur, 0px) * 0.72)) saturate(125%);
  -webkit-backdrop-filter: blur(calc(var(--glass-blur, 0px) * 0.72)) saturate(125%);
}

:root[data-theme="jiangxuan-dark"] .hero-card,
:root[data-theme="jiangxuan-dark"] .card-section,
:root[data-theme="jiangxuan-dark"] .feature-card,
:root[data-theme="jiangxuan-dark"] .report-type-card,
:root[data-theme="jiangxuan-dark"] .stat-card {
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.58), rgba(241, 245, 248, 0.72)),
    radial-gradient(120% 86% at 12% 0%, rgba(32, 36, 41, 0.06), transparent 62%);
  border-color: rgba(18, 22, 26, 0.3);
}

:root[data-theme="jiangxuan-dark"] .side-nav {
  border-right-color: rgba(18, 22, 26, 0.22);
}

:root[data-theme="jiangxuan-dark"] .top-bar {
  border-bottom-color: rgba(18, 22, 26, 0.2);
}

.hero-card {
  border-radius: var(--radius-lg);
  padding: 24px;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 18px;
  margin-bottom: 16px;
  background: var(--card);
}

.hero-card-dev {
  grid-template-columns: 2fr auto;
  align-items: center;
}

.pill {
  display: inline-flex;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  background: var(--color-primary-soft);
  border: 1px solid var(--color-primary-light);
  color: var(--primary-dark);
  font-size: 11px;
  font-weight: 600;
}

.hero-copy h2 {
  margin: 11px 0 8px;
  font-size: 32px;
  line-height: 1.15;
}

.hero-copy p {
  margin: 0;
  font-family: var(--copy-font);
  font-size: 16px;
  line-height: var(--copy-line-height);
  letter-spacing: var(--copy-letter-spacing);
  color: var(--muted);
}

.hero-actions {
  margin-top: 18px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 10px 15px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 14px;
  transition: background-color 140ms ease, border-color 140ms ease, color 140ms ease;
}

.btn-primary {
  background: var(--button-primary-bg);
  color: var(--button-primary-text);
  border: 1px solid var(--button-primary-hover-bg);
  box-shadow: var(--shadow-button);
}

.btn-secondary {
  background: var(--button-secondary-bg);
  border: 1px solid var(--button-secondary-border);
  color: var(--button-secondary-text);
}

.btn-primary:hover,
.btn-secondary:hover {
  border-color: var(--button-primary-hover-bg);
}

.hero-stats {
  display: grid;
  gap: 12px;
}

.stat-card {
  border-radius: var(--radius-md);
  padding: 18px;
}

.stat-card span {
  display: block;
  font-size: 13px;
  color: var(--muted);
}

.stat-card strong {
  display: block;
  margin-top: 8px;
  font-size: 30px;
}

.grid {
  display: grid;
  gap: 14px;
}

.four-up {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 18px;
}

.three-up {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 18px;
}

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

.feature-card,
.report-type-card {
  border-radius: var(--radius-lg);
  padding: 18px;
}

.feature-card h3,
.report-type-card h4,
.card-section h3 {
  margin: 0 0 8px;
}

.feature-card p,
.report-type-card p {
  margin: 0 0 10px;
  font-family: var(--copy-font);
  font-size: 15px;
  line-height: var(--copy-line-height);
  letter-spacing: var(--copy-letter-spacing);
  color: var(--muted);
}

.feature-card-muted {
  background: var(--panel);
}

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

.kv-list div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.kv-list span {
  color: var(--muted);
  font-size: 14px;
}

.kv-list strong {
  text-align: right;
}

.simple-list {
  margin: 0;
  padding-left: 18px;
  font-family: var(--copy-font);
  font-size: 15px;
  line-height: var(--copy-line-height);
  letter-spacing: var(--copy-letter-spacing);
  color: var(--muted);
}

.simple-list li + li {
  margin-top: 10px;
}

.inline-error {
  margin: 14px 0 0;
  color: var(--color-danger);
  font-weight: 600;
}

.muted-copy {
  color: var(--muted);
  font-family: var(--copy-font);
  font-size: 16px;
  line-height: var(--copy-line-height);
  letter-spacing: var(--copy-letter-spacing);
  margin: 14px 0 0;
}

.stack-form {
  display: grid;
  gap: 14px;
}

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

.stack-form input[type="file"],
.stack-form input[type="text"],
.stack-form input[type="email"],
.stack-form input[type="password"],
.stack-form input:not([type]),
.stack-form select {
  width: 100%;
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--card-soft);
  color: var(--text);
}

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

.template-card {
  display: grid;
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--card-soft);
}

.template-card h3 {
  margin: 0 0 6px;
}

.template-card p {
  margin: 0;
  font-family: var(--copy-font);
  font-size: 15px;
  line-height: var(--copy-line-height);
  letter-spacing: var(--copy-letter-spacing);
  color: var(--muted);
}

.agent-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
@media (max-width: 1100px) {
  .agent-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 720px) {
  .agent-grid { grid-template-columns: 1fr; }
}

.agent-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 200ms var(--ease-out-expo), border-color 200ms var(--ease-out-expo), transform 200ms var(--ease-out-expo);
  overflow: hidden;
}
.agent-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.agent-card .agent-cover {
  position: relative;
  height: 130px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary-soft), var(--color-primary-light));
}
.agent-cover-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.agent-cover-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.12) 0%, transparent 45%, rgba(0,0,0,0.04) 100%);
  z-index: 1;
}
.agent-card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 16px;
  color: var(--primary);
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.agent-card-category {
  position: absolute;
  bottom: 10px;
  right: 10px;
  z-index: 2;
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: var(--muted);
  letter-spacing: 0.2px;
}

.agent-card-body {
  padding: 16px 16px 0;
  flex: 1;
}
.agent-card-body h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 600;
}
.agent-card-body p {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.agent-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px 16px;
  gap: 8px;
}
.agent-card-meta {
  display: flex;
  gap: 8px;
  align-items: center;
}
.agent-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 11px;
  color: var(--muted);
}
.agent-meta-item svg { color: var(--muted); }

.agent-card-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  min-height: 36px;
  border-radius: var(--radius-md);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.2px;
  background: transparent;
  color: var(--primary);
  border: 1px solid color-mix(in srgb, var(--primary) 30%, transparent);
  cursor: pointer;
  text-decoration: none;
  transition: all 180ms var(--ease-out-expo);
}
.agent-card-btn:hover {
  background: color-mix(in srgb, var(--primary) 8%, transparent);
  border-color: var(--primary);
}
.agent-card-btn:hover svg {
  transform: translateX(3px);
}
.agent-card-btn svg {
  transition: transform 150ms ease;
  flex-shrink: 0;
}
.agent-card-btn:active {
  transform: scale(0.97);
}

.chat-workspace {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  height: calc(100vh - 156px);
  min-height: 620px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--card);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
}

.chat-context {
  padding: 24px 20px;
  border-right: 1px solid var(--line);
  background: var(--panel);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.agent-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--primary), color-mix(in srgb, var(--primary) 70%, #000));
  color: var(--button-primary-text);
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 16px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.chat-context h3 {
  margin: 0 0 6px;
  font-size: 17px;
}

.chat-context p {
  margin: 0 0 6px;
  font-family: var(--copy-font);
  font-size: 14px;
  color: var(--muted);
  line-height: var(--copy-line-height);
  letter-spacing: var(--copy-letter-spacing);
}

.model-select {
  display: grid;
  gap: 8px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 14px;
}

.model-select select {
  padding: 11px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--card-soft);
  color: var(--text);
}

.usage-panel {
  margin-top: 14px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--card-soft);
  color: var(--muted);
}

.session-list {
  display: grid;
  gap: 6px;
  margin-top: 20px;
}

.session-list strong {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--muted);
  padding: 0 4px;
  margin-bottom: 4px;
}

.session-list a,
.session-list span {
  display: block;
  padding: 10px 12px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--muted);
  font-size: 13px;
  transition: all 160ms ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.session-list a:hover {
  background: color-mix(in srgb, var(--primary) 6%, transparent);
  border-color: color-mix(in srgb, var(--primary) 18%, transparent);
  color: var(--text);
}

.session-list a.active {
  border-color: var(--sidebar-active-border);
  background: var(--sidebar-active-bg);
  color: var(--nav-active-text);
  font-weight: 600;
}

.chat-panel {
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  background: var(--card);
}

.chat-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 16px 22px;
  border-bottom: 1px solid var(--line);
  background: var(--card);
}

.chat-header h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.2px;
}

.chat-header p {
  margin: 4px 0 0;
  font-family: var(--copy-font);
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.01em;
}

.chat-controls {
  display: flex;
  align-items: end;
  gap: 8px;
  flex-wrap: wrap;
}

.model-switch {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 12px;
}

.model-switch select {
  min-width: 240px;
  padding: 9px 10px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--card-soft);
  color: var(--text);
}

.chat-messages {
  min-height: 0;
  padding: 24px 22px;
  overflow-y: auto;
  display: grid;
  align-content: start;
  gap: 16px;
  background:
    radial-gradient(circle at 0% 0%, color-mix(in srgb, var(--primary) 4%, transparent) 0%, transparent 50%);
}

.chat-message {
  max-width: 780px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--card-soft);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  animation: messageIn 280ms ease;
  position: relative;
}

.chat-message.user {
  justify-self: end;
  background: linear-gradient(135deg, var(--color-primary-soft), color-mix(in srgb, var(--color-primary-soft) 80%, #fff));
  border-color: var(--color-primary-light);
  max-width: 640px;
  box-shadow: 0 2px 12px color-mix(in srgb, var(--color-primary) 12%, transparent);
}

.chat-message.assistant {
  justify-self: start;
  background: var(--card);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.chat-message.welcome {
  text-align: center;
  justify-self: center;
  max-width: 500px;
  padding: 28px 24px;
  border-color: color-mix(in srgb, var(--primary) 20%, var(--line));
  background: linear-gradient(180deg, var(--card), color-mix(in srgb, var(--color-primary-soft) 40%, var(--card)));
}

.chat-message.welcome > strong {
  font-size: 14px;
  margin-bottom: 12px;
}

.chat-message.welcome p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  max-width: 380px;
  margin: 0 auto;
}

.chat-message.pending {
  opacity: 0.7;
  animation: messageIn 280ms ease, pendingPulse 1.6s ease-in-out infinite;
}

@keyframes pendingPulse {
  0%, 100% { opacity: 0.7; }
  50% { opacity: 0.45; }
}

.chat-message > strong {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  color: var(--muted);
}

.chat-message.user > strong {
  color: var(--primary-dark);
}

.chat-message small {
  display: block;
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 11px;
}

/* ── Beautified markdown content ── */

.chat-message .msg-body {
  line-height: 1.7;
  color: var(--text);
  overflow-wrap: break-word;
}

.chat-message .msg-body p {
  margin: 0 0 12px;
  line-height: 1.7;
}

.chat-message .msg-body p:last-child {
  margin-bottom: 0;
}

.chat-message .msg-body h1,
.chat-message .msg-body h2,
.chat-message .msg-body h3,
.chat-message .msg-body h4,
.chat-message .msg-body h5,
.chat-message .msg-body h6 {
  margin: 18px 0 8px;
  line-height: 1.35;
  font-weight: 700;
}

.chat-message .msg-body h1:first-child,
.chat-message .msg-body h2:first-child,
.chat-message .msg-body h3:first-child,
.chat-message .msg-body h4:first-child,
.chat-message .msg-body h5:first-child,
.chat-message .msg-body h6:first-child {
  margin-top: 0;
}

.chat-message .msg-body h1 { font-size: 20px; }
.chat-message .msg-body h2 { font-size: 18px; }
.chat-message .msg-body h3 { font-size: 16px; }
.chat-message .msg-body h4 { font-size: 15px; }
.chat-message .msg-body h5 { font-size: 14px; }
.chat-message .msg-body h6 { font-size: 13px; color: var(--muted); }

.chat-message .msg-body a {
  color: var(--primary-dark);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
  transition: color 140ms ease;
}

.chat-message .msg-body a:hover {
  color: var(--color-primary-hover);
}

.chat-message .msg-body code {
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--text) 10%, transparent);
  color: var(--color-primary-active);
  font-family: "SF Mono", "Cascadia Code", "JetBrains Mono", Consolas, monospace;
  font-size: 0.86em;
  word-break: break-word;
}

.chat-message .msg-body pre {
  margin: 14px 0;
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  background: #1e1e2e;
  border: 1px solid rgba(255, 255, 255, 0.06);
  overflow-x: auto;
}

.chat-message .msg-body pre code {
  padding: 0;
  background: transparent;
  color: #cdd6f4;
  font-size: 13px;
  line-height: 1.6;
  tab-size: 2;
}

/* Code block theme overrides for light themes */
:root[data-theme="taoyao-light"] .chat-message .msg-body pre,
:root[data-theme="xuanmi-light"] .chat-message .msg-body pre {
  background: #f4f5f8;
  border-color: var(--line);
}

:root[data-theme="taoyao-light"] .chat-message .msg-body pre code,
:root[data-theme="xuanmi-light"] .chat-message .msg-body pre code {
  color: #2b2b2b;
}

.chat-message .msg-body blockquote {
  margin: 12px 0;
  padding: 10px 16px;
  border-left: 3px solid var(--color-primary-light);
  background: color-mix(in srgb, var(--color-primary-soft) 50%, transparent);
  border-radius: 0 10px 10px 0;
  color: var(--muted);
  font-style: italic;
}

.chat-message .msg-body blockquote p {
  margin: 4px 0;
  line-height: 1.65;
}

.chat-message .msg-body blockquote p:first-child {
  margin-top: 0;
}

.chat-message .msg-body blockquote p:last-child {
  margin-bottom: 0;
}

.chat-message .msg-body ul,
.chat-message .msg-body ol {
  margin: 8px 0;
  padding-left: 24px;
  line-height: 1.75;
}

.chat-message .msg-body ul:first-child,
.chat-message .msg-body ol:first-child {
  margin-top: 0;
}

.chat-message .msg-body ul:last-child,
.chat-message .msg-body ol:last-child {
  margin-bottom: 0;
}

.chat-message .msg-body li {
  margin: 4px 0;
}

.chat-message .msg-body li p {
  margin: 4px 0;
}

.chat-message .msg-body hr {
  margin: 18px 0;
  border: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
}

.chat-message .msg-body .table-wrap {
  margin: 14px 0;
  overflow-x: auto;
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.chat-message .msg-body .table-wrap::-webkit-scrollbar {
  height: 5px;
}

.chat-message .msg-body .table-wrap::-webkit-scrollbar-track {
  background: transparent;
}

.chat-message .msg-body .table-wrap::-webkit-scrollbar-thumb {
  background: var(--line);
  border-radius: var(--radius-pill);
}

.chat-message .msg-body table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 13px;
  line-height: 1.55;
  overflow: hidden;
}

.chat-message .msg-body table th {
  padding: 12px 14px;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.5px;
  text-align: left;
  white-space: nowrap;
  border-bottom: 0;
}

.chat-message .msg-body table th:first-child {
  border-radius: var(--radius-sm) 0 0 0;
}

.chat-message .msg-body table th:last-child {
  border-radius: 0 var(--radius-sm) 0 0;
}

.chat-message .msg-body table td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--line);
  background: var(--card);
  vertical-align: middle;
}

.chat-message .msg-body table tr:last-child td {
  border-bottom: 0;
}

.chat-message .msg-body table tr:last-child td:first-child {
  border-radius: 0 0 0 var(--radius-sm);
}

.chat-message .msg-body table tr:last-child td:last-child {
  border-radius: 0 0 var(--radius-sm) 0;
}

.chat-message .msg-body table tr:nth-child(even) td {
  background: color-mix(in srgb, var(--panel) 60%, var(--card));
}

.chat-message .msg-body table tr:hover td {
  background: color-mix(in srgb, var(--primary) 6%, var(--card));
}

/* ── table variants for user messages ── */
.chat-message.user .msg-body table th {
  background: color-mix(in srgb, var(--primary) 85%, #000);
}

.chat-message .msg-body em {
  font-style: italic;
}

.chat-message .msg-body del {
  text-decoration: line-through;
  color: var(--muted);
}

.chat-message .msg-body img {
  max-width: 100%;
  border-radius: var(--radius-md);
  margin: 8px 0;
  border: 1px solid var(--line);
}

.chart-container {
  width: 100%;
  min-height: 280px;
  margin: 12px 0;
  border-radius: var(--radius-md);
  background: var(--card);
  overflow: hidden;
}

/* Remove the now-redundant old paragraph rule */
.chat-message p {
  margin: 0;
  line-height: 1.55;
}

.chat-composer {
  display: block;
  padding: 16px 22px;
  border-top: 1px solid var(--line);
  background: var(--card);
}

.chat-input-shell {
  display: grid;
  grid-template-rows: minmax(80px, auto) auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  transition: border-color 200ms ease, box-shadow 200ms ease;
}

.chat-input-shell:focus-within {
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 10%, transparent);
}

.chat-composer textarea {
  width: 100%;
  display: block;
  resize: vertical;
  min-height: 80px;
  max-height: 260px;
  padding: 14px 16px 10px;
  border: 0;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 14px;
  line-height: 1.6;
}

.chat-composer textarea:focus {
  outline: none;
}

.chat-input-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  padding: 8px 10px;
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 80%, transparent);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.chat-status-inline {
  max-width: 220px;
  padding: 0 2px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.model-switch-inline {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
  flex: 0 1 auto;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.1px;
  white-space: nowrap;
}

.model-switch-inline span {
  opacity: 0.85;
}

.model-switch-inline select {
  min-width: 200px;
  width: 240px;
  max-width: 32vw;
  padding: 7px 30px 7px 10px;
  border: 1px solid color-mix(in srgb, var(--line-strong) 78%, var(--primary) 22%);
  border-radius: var(--radius-pill);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--card) 86%, transparent), color-mix(in srgb, var(--panel) 72%, transparent));
  color: var(--text);
  font-size: 12px;
  line-height: 1.2;
  appearance: none;
  -webkit-appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--muted) 50%),
    linear-gradient(135deg, var(--muted) 50%, transparent 50%),
    linear-gradient(180deg, color-mix(in srgb, var(--card) 86%, transparent), color-mix(in srgb, var(--panel) 72%, transparent));
  background-position:
    calc(100% - 15px) calc(50% - 2px),
    calc(100% - 10px) calc(50% - 2px),
    0 0;
  background-size:
    5px 5px,
    5px 5px,
    100% 100%;
  background-repeat: no-repeat;
  transition: border-color 200ms ease, box-shadow 200ms ease;
}

.model-switch-inline select:focus {
  outline: none;
  border-color: var(--button-primary-hover-bg);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--button-primary-hover-bg) 24%, transparent);
}

.chat-bind-btn {
  min-height: 32px;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  white-space: nowrap;
  opacity: 0.75;
  transition: opacity 160ms ease;
}

.chat-bind-btn:hover {
  opacity: 1;
}

.chat-voice-btn {
  min-height: 32px;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  white-space: nowrap;
}

.chat-voice-btn.recording {
  border-color: var(--button-primary-hover-bg);
  color: var(--button-primary-hover-bg);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--button-primary-hover-bg) 20%, transparent);
  animation: pulse 1.5s ease infinite;
}

.chat-send-btn {
  margin-left: 2px;
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: var(--radius-pill);
  background: linear-gradient(135deg, var(--primary), color-mix(in srgb, var(--primary) 80%, #000));
  color: #fff;
  font-size: 18px;
  line-height: 1;
  display: grid;
  place-items: center;
  box-shadow: 0 4px 12px color-mix(in srgb, var(--primary) 30%, transparent);
  cursor: pointer;
  transition: transform 140ms ease, box-shadow 200ms ease;
}

.chat-send-btn:hover {
  transform: scale(1.04);
  box-shadow: 0 6px 16px color-mix(in srgb, var(--primary) 40%, transparent);
}

.chat-send-btn:active {
  transform: scale(0.96);
}

.chat-send-btn:disabled {
  cursor: not-allowed;
  opacity: 0.5;
  transform: none;
}

.chat-side-btn {
  width: 100%;
  margin-top: 16px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 13px;
  transition: all 180ms ease;
  background: linear-gradient(135deg, var(--primary), color-mix(in srgb, var(--primary) 85%, #000));
  color: #fff;
  border: none;
  box-shadow: 0 4px 12px color-mix(in srgb, var(--primary) 25%, transparent);
}

.chat-side-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px color-mix(in srgb, var(--primary) 35%, transparent);
}

.chat-side-btn:active {
  transform: translateY(0);
}

.btn-primary:disabled,
.btn-secondary:disabled {
  cursor: not-allowed;
  opacity: 0.65;
}

.template-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.template-meta span {
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--muted);
  border: 1px solid var(--line);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1px;
}

.template-meta a {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--muted);
  border: 1px solid var(--line);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1px;
}

.template-meta a:hover {
  border-color: var(--button-primary-hover-bg);
  color: var(--button-primary-hover-bg);
}

.workflow-focus {
  outline: 2px solid var(--button-primary-hover-bg);
  outline-offset: -2px;
  background: color-mix(in srgb, var(--button-primary-hover-bg) 12%, transparent);
}

/* ── table wrappers ── */
.table-wrap {
  overflow-x: auto;
}

.history-table-wrap,
.studio-table-wrap {
  overflow-x: auto;
}

/* ── unified data table ── */
.data-table,
.history-table,
.studio-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td,
.history-table th,
.history-table td,
.studio-table th,
.studio-table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--color-divider);
  vertical-align: middle;
  font-size: 14px;
}

.data-table th,
.history-table th,
.studio-table th {
  background: var(--color-bg-subtle);
  color: var(--color-text-secondary);
  font-weight: 600;
  font-size: 13px;
}

.data-table tbody tr:hover,
.history-table tbody tr:hover,
.studio-table tbody tr:hover {
  background: var(--color-bg-hover);
  transition: background 120ms ease;
}

.data-table tbody tr:last-child td,
.history-table tbody tr:last-child td,
.studio-table tbody tr:last-child td {
  border-bottom: 0;
}

.coming-soon {
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius-pill);
  padding: 6px 10px;
}

.text-link {
  color: var(--primary-dark);
  font-weight: 700;
}

.inline-form {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.inline-select {
  min-width: 240px;
  max-width: 420px;
  width: min(32vw, 420px);
  padding: 8px 34px 8px 12px;
  border: 1px solid color-mix(in srgb, var(--line-strong) 78%, var(--primary) 22%);
  border-radius: var(--radius-md);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--card) 88%, transparent), color-mix(in srgb, var(--panel) 76%, transparent));
  color: var(--text);
  font-size: 13px;
  line-height: 1.2;
  appearance: none;
  -webkit-appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--muted) 50%),
    linear-gradient(135deg, var(--muted) 50%, transparent 50%),
    linear-gradient(180deg, color-mix(in srgb, var(--card) 88%, transparent), color-mix(in srgb, var(--panel) 76%, transparent));
  background-position:
    calc(100% - 16px) calc(50% - 2px),
    calc(100% - 11px) calc(50% - 2px),
    0 0;
  background-size:
    5px 5px,
    5px 5px,
    100% 100%;
  background-repeat: no-repeat;
}

.inline-select:focus {
  outline: none;
  border-color: var(--button-primary-hover-bg);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--button-primary-hover-bg) 24%, transparent);
}

.inline-save-btn {
  min-height: 36px;
  padding: 7px 14px;
  border-radius: var(--radius-md);
  font-size: 13px;
  white-space: nowrap;
}

.card-section {
  border-radius: var(--radius-lg);
  padding: 18px;
  margin-bottom: 14px;
  background: var(--card);
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.section-head h3 {
  margin: 0 0 6px;
}

.section-head p {
  margin: 0;
  font-family: var(--copy-font);
  font-size: 15px;
  line-height: var(--copy-line-height);
  letter-spacing: var(--copy-letter-spacing);
  color: var(--muted);
}

.detail-list {
  display: grid;
  gap: 10px;
  margin: 0;
}

.detail-list div {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.detail-list div:last-child {
  border-bottom: 0;
}

.detail-list dt {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.detail-list dd {
  margin: 0;
  color: var(--text);
  font-size: 14px;
  word-break: break-word;
}

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

.report-type-card.disabled {
  opacity: 0.7;
}

.status-chip {
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 700;
  background: var(--color-success-light);
  color: var(--success);
}

.status-chip.disabled {
  background: var(--status-disabled-bg);
  color: var(--muted);
}

.report-form {
  display: grid;
  gap: 18px;
}

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

.form-grid label {
  display: grid;
  gap: 6px;
  font-size: 14px;
  color: var(--muted);
}

.form-grid input,
.form-grid select {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 14px;
  color: var(--text);
  background: var(--card-soft);
}

.check-line {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
}

.check-line input {
  width: auto;
  min-height: auto;
}

.compact-btn {
  padding: 8px 12px;
  min-height: auto;
  font-size: 13px;
}

.error-box {
  margin-bottom: 16px;
  border: 1px solid var(--error-border);
  background: var(--error-bg);
  color: var(--error-text);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}

.success-box {
  margin-bottom: 16px;
  border: 1px solid var(--color-success);
  background: color-mix(in srgb, var(--color-success) 15%, transparent);
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}

.row-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.btn-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--error-border);
  background: var(--error-bg);
  color: var(--error-text);
  font-size: 13px;
  font-weight: 600;
}

.btn-danger:hover {
  border-color: var(--color-danger);
}

.empty-box {
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-md);
  padding: 24px;
  background: var(--panel);
  color: var(--muted);
}

.agent-header-card {
  display: grid;
  gap: 18px;
}

.agent-top-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.agent-tab-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.agent-tab-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--card-soft);
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.agent-tab-nav a.active,
.agent-tab-nav a:hover {
  border-color: color-mix(in srgb, var(--primary) 45%, var(--line));
  background: color-mix(in srgb, var(--primary) 10%, var(--card));
  color: var(--primary);
}

.builder-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

.builder-sidebar {
  position: sticky;
  top: 94px;
  max-height: calc(100vh - 118px);
  overflow: auto;
}

.builder-chat,
.builder-preview {
  min-width: 0;
}

.builder-preview {
  grid-column: 2;
  position: static;
}

.builder-new-link {
  width: 100%;
  margin-bottom: 14px;
}

.section-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.builder-session-list {
  display: grid;
  gap: 10px;
}

.builder-session-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: stretch;
}

.builder-session-item {
  display: grid;
  gap: 4px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--card-soft);
  color: var(--text);
}

.builder-session-item.active,
.builder-session-item:hover {
  border-color: var(--button-primary-hover-bg);
  background: color-mix(in srgb, var(--primary) 8%, var(--card));
}

.builder-session-item span {
  color: var(--muted);
  font-size: 12px;
}

.builder-delete-btn {
  min-height: 100%;
  border-radius: var(--radius-sm);
}

.builder-definition-block {
  margin-top: 22px;
}

.builder-side-tip {
  margin-top: 18px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--card-soft);
}

.builder-side-tip p {
  margin: 8px 0 12px;
  color: var(--muted);
  line-height: 1.65;
}

.builder-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 18px 0;
}

.builder-steps span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  color: var(--muted);
  background: var(--card-soft);
  font-weight: 800;
  font-size: 13px;
}

.builder-steps span.active {
  border-color: color-mix(in srgb, var(--primary) 55%, var(--line));
  color: var(--primary);
  background: color-mix(in srgb, var(--primary) 9%, var(--card));
}

.builder-steps span.done {
  border-color: color-mix(in srgb, var(--success) 45%, var(--line));
  color: var(--success);
}

.lifecycle-rail {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 18px 0;
}

.lifecycle-stage {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--card-soft);
}

.lifecycle-stage-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-width: 0;
}

.lifecycle-stage-title {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.lifecycle-stage-order {
  width: 24px;
  height: 24px;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--card);
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  flex-shrink: 0;
}

.lifecycle-stage strong {
  min-width: 0;
}

.lifecycle-stage p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.lifecycle-blockers {
  margin-top: 4px;
}

.lifecycle-stage.done {
  border-color: color-mix(in srgb, var(--success) 42%, var(--line));
  background: color-mix(in srgb, var(--success) 8%, var(--card-soft));
}

.lifecycle-stage.in_progress {
  border-color: color-mix(in srgb, var(--primary) 48%, var(--line));
  background: color-mix(in srgb, var(--primary) 8%, var(--card-soft));
}

.lifecycle-stage.blocked {
  border-color: color-mix(in srgb, var(--color-danger) 45%, var(--line));
  background: color-mix(in srgb, var(--color-danger) 8%, var(--card-soft));
}

.lifecycle-stage.pending {
  opacity: 0.95;
}



.builder-edit-demand {
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card);
  overflow: hidden;
}

.builder-edit-demand summary {
  cursor: pointer;
  padding: 14px 16px;
  color: var(--text);
  font-weight: 900;
}

.builder-edit-demand .builder-generate-form {
  margin: 0;
  border: 0;
  border-top: 1px solid var(--line);
  border-radius: 0;
}

.builder-next-actions {
  display: grid;
  gap: 12px;
  margin: 14px 0;
  padding: 14px;
  border: 1px solid color-mix(in srgb, var(--success) 36%, var(--line));
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--success) 8%, var(--card));
}

.builder-definition-block h4,
.builder-preview h4 {
  margin: 16px 0 10px;
}

.builder-generate-form {
  display: grid;
  gap: 16px;
  margin-top: 18px;
  padding: 18px;
  border: 1px solid color-mix(in srgb, var(--primary) 28%, var(--line));
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at top left, color-mix(in srgb, var(--primary) 12%, transparent), transparent 34%),
    var(--card-soft);
}

.builder-generate-form label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-weight: 700;
}

.builder-generate-form textarea {
  width: 100%;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 16px;
  background: var(--card);
  color: var(--text);
  font: inherit;
  line-height: 1.7;
  min-height: 150px;
}

.builder-submit-main {
  width: min(280px, 100%);
  min-height: 48px;
  font-size: 16px;
}

.builder-subhead {
  margin-top: 22px;
}

.divider {
  margin: 18px 0;
  border: 0;
  border-top: 1px solid var(--line);
}

.builder-message-list {
  display: grid;
  gap: 12px;
  margin-top: 20px;
  max-height: 420px;
  overflow: auto;
  padding-right: 4px;
}

.builder-message {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 14px;
  background: var(--panel);
}

.builder-message-assistant {
  background: color-mix(in srgb, var(--primary) 7%, var(--panel));
}

.builder-message p {
  margin: 8px 0 0;
  color: var(--text);
  line-height: 1.7;
}

.builder-diff-list {
  display: grid;
  gap: 10px;
  margin: 10px 0 16px;
}

.builder-file-plan,
.builder-patch-grid {
  display: grid;
  gap: 10px;
  margin: 10px 0 16px;
}

.builder-file-plan article,
.builder-patch-grid article {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--card-soft);
}

.builder-file-plan span,
.builder-patch-grid span {
  display: inline-flex;
  justify-content: center;
  padding: 4px 8px;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--primary) 10%, var(--card));
  color: var(--primary);
  font-size: 12px;
  font-weight: 900;
}

.builder-file-plan strong,
.builder-patch-grid strong {
  min-width: 0;
  overflow-wrap: anywhere;
  color: var(--text);
  font-size: 13px;
}

.patch-op-add span {
  background: color-mix(in srgb, var(--success) 10%, var(--card));
  color: var(--success);
}

.patch-op-remove span {
  background: color-mix(in srgb, var(--danger) 10%, var(--card));
  color: var(--danger);
}

.builder-diff-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  overflow: hidden;
}

.builder-diff-card summary {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 8px;
  align-items: center;
  cursor: pointer;
  padding: 10px 12px;
  color: var(--text);
  font-weight: 700;
}

.builder-diff-card summary span {
  color: var(--primary);
  font-size: 12px;
  font-weight: 900;
}

.builder-diff-card summary strong {
  min-width: 0;
  overflow-wrap: anywhere;
}

.builder-diff-card pre {
  margin: 0;
  max-height: 320px;
  overflow: auto;
  padding: 12px;
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--card-soft) 80%, transparent);
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
  white-space: pre-wrap;
}

.builder-manifest-form {
  display: grid;
  gap: 14px;
  margin-top: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card-soft);
}

.builder-manifest-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-weight: 700;
}

.builder-manifest-form input,
.builder-manifest-form select,
.builder-manifest-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  background: var(--card-soft);
  color: var(--text);
  font: inherit;
}

.builder-manifest-form textarea {
  resize: vertical;
  min-height: 92px;
  line-height: 1.6;
}

.manifest-editor-section {
  display: grid;
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--card) 82%, transparent);
}

.manifest-editor-section h4 {
  margin: 0 0 4px;
}

.section-head.compact {
  margin: 0;
  align-items: flex-start;
}

.section-head.compact h4 {
  margin: 0 0 4px;
}

.builder-table-form {
  display: grid;
  gap: 8px;
}

.builder-table-head,
.builder-table-row {
  display: grid;
  grid-template-columns: 1.1fr 0.75fr 1.5fr 0.62fr;
  gap: 8px;
  align-items: center;
}

.tool-table .builder-table-head,
.tool-table .builder-table-row {
  grid-template-columns: 1fr 0.75fr 1.25fr 0.9fr 1.2fr;
}

.compact-table .builder-table-head,
.compact-table .builder-table-row {
  grid-template-columns: 0.8fr 1.6fr;
}

.builder-table-head {
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
}

.builder-table-row {
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--card-soft);
}

.builder-table-row.is-template-row {
  border-style: dashed;
}

.check-inline {
  display: inline-flex !important;
  grid-template-columns: auto !important;
  grid-auto-flow: column;
  justify-content: flex-start;
  align-items: center;
  gap: 6px !important;
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
}

.check-inline input {
  width: auto;
}

.builder-run-form {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.builder-run-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-weight: 700;
}

.builder-run-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px;
  background: var(--card-soft);
  color: var(--text);
  font: inherit;
  line-height: 1.65;
  resize: vertical;
}

.builder-run-list {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.builder-run-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 14px;
  background: var(--panel);
}

.builder-run-card.run-status-success {
  border-color: color-mix(in srgb, var(--success) 45%, var(--line));
}

.builder-run-card.run-status-failed {
  border-color: color-mix(in srgb, var(--primary) 55%, var(--line));
}

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

.builder-run-head span {
  color: var(--muted);
  font-size: 12px;
}

.builder-fix-box {
  margin: 10px 0;
  border: 1px solid color-mix(in srgb, var(--accent) 45%, var(--line));
  border-radius: var(--radius-sm);
  padding: 12px;
  background: color-mix(in srgb, var(--accent) 10%, var(--panel));
}

.builder-fix-box p {
  margin: 6px 0 0;
  color: var(--text);
  line-height: 1.65;
}

.builder-run-logs {
  display: grid;
  gap: 8px;
  margin: 12px 0;
  padding-left: 0;
  list-style: none;
}

.builder-run-logs li {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 10px;
  background: var(--card-soft);
}

.builder-run-logs span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.builder-run-logs p {
  margin: 4px 0 0;
  color: var(--text);
  line-height: 1.55;
}

.publish-check-list {
  display: grid;
  gap: 10px;
}

.publish-check {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 10px;
  align-items: start;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--card-soft);
}

.publish-check.pass {
  border-color: color-mix(in srgb, var(--success) 42%, var(--line));
}

.publish-check.fail {
  border-color: color-mix(in srgb, var(--primary) 44%, var(--line));
}

.check-dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-pill);
  background: var(--surface);
  color: var(--primary);
  font-size: 13px;
  font-weight: 900;
  border: 1px solid var(--line);
}

.publish-check.pass .check-dot {
  color: var(--success);
}

.publish-check strong {
  display: block;
  font-size: 14px;
}

.publish-check p {
  margin: 4px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.mini-list {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.mini-list > div {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--card-soft);
}

.mini-list strong {
  color: var(--text);
  font-size: 14px;
}

.mini-list span {
  color: var(--muted);
  font-size: 12px;
  text-align: right;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

button.is-loading {
  cursor: wait;
  opacity: 0.72;
}

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

  .builder-sidebar,
  .builder-preview {
    position: static;
  }
}

.audit-detail {
  margin: 8px 0 0;
  padding: 10px;
  max-width: 420px;
  max-height: 180px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--card-soft);
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

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

.metric-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--card-soft);
}

.metric-item span {
  color: var(--muted);
}

.metric-item strong {
  font-size: 18px;
}

.analysis-box {
  white-space: pre-wrap;
  line-height: 1.7;
  color: var(--text);
}

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

.chart-card {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--card-soft);
}

.chart-card img {
  display: block;
  width: 100%;
  height: auto;
}

.chart-card figcaption {
  padding: 10px 12px;
  font-size: 13px;
  color: var(--muted);
}

.advanced-box {
  margin-top: 12px;
  padding: 14px;
  border-radius: var(--radius-sm);
  background: var(--card-soft);
  border: 1px solid var(--line);
}

@media (max-width: 1100px) {
  .four-up,
  .three-up,
  .two-up,
  .hero-card,
  .hero-card-dev,
  .template-grid,
  .chat-workspace {
    grid-template-columns: 1fr;
  }

  .chart-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

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

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

  .chat-workspace {
    height: auto;
    min-height: calc(100vh - 180px);
  }

  .chat-controls {
    width: 100%;
  }

  .model-switch select {
    min-width: 0;
    width: 100%;
  }

  .chat-input-footer {
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .chat-status-inline {
    max-width: 100%;
    width: 100%;
  }

  .model-switch-inline {
    width: auto;
  }

  .model-switch-inline select {
    width: min(100%, 360px);
    max-width: 100%;
  }

  .inline-form {
    width: 100%;
  }

  .inline-select {
    width: min(100%, 360px);
    max-width: 100%;
  }
}

@media (max-width: 720px) {
  .side-nav {
    position: static;
    width: auto;
    height: auto;
    box-shadow: none;
    border-right: 0;
  }

  .main-pane {
    margin-left: 0;
  }

  .top-bar,
  .site-header .shell,
  .section-head {
    flex-direction: column;
    align-items: start;
  }

  .brand-block h1 {
    font-size: 28px;
  }

  .hero-copy h2 {
    font-size: 28px;
  }

  .chat-workspace {
    min-height: auto;
    height: auto;
  }

  .agent-top-metrics {
    grid-template-columns: 1fr;
  }

  .lifecycle-rail {
    grid-template-columns: 1fr;
  }
}

@keyframes messageIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes cardFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 2px color-mix(in srgb, var(--button-primary-hover-bg) 20%, transparent); }
  50% { box-shadow: 0 0 0 6px color-mix(in srgb, var(--button-primary-hover-bg) 8%, transparent); }
}

.category-filter {
  font-size: 12px;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  background: var(--card-soft);
  color: var(--muted);
  cursor: pointer;
  transition: all 160ms var(--ease-out-expo);
  font-weight: 600;
}
.category-filter.active,
.category-filter:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: scale(1.02);
}

.badge-recommend {
  font-size: 14px;
  line-height: 1;
}



.agent-grid-narrow {
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}

/* ── Toast notification ── */
.toast {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 9999;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  background: var(--card);
  box-shadow: var(--shadow-lg, 0 16px 48px rgba(0,0,0,0.14));
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  animation: toastIn 300ms var(--ease-out-expo, ease);
  max-width: 360px;
}
.toast.success { border-left: 3px solid var(--color-success); }
.toast.error { border-left: 3px solid var(--color-danger); }
.toast.info { border-left: 3px solid var(--color-info); }
.toast-close {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 16px;
  color: var(--muted);
  padding: 0 4px;
  line-height: 1;
}
@keyframes toastIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes toastOut {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(-8px); }
}

/* ── Skeleton loading ── */
.skeleton {
  background: linear-gradient(90deg, var(--card-soft) 25%, var(--card) 50%, var(--card-soft) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
  color: transparent !important;
  pointer-events: none;
  user-select: none;
}
.skeleton-text {
  height: 14px;
  margin-bottom: 8px;
  width: 100%;
}
.skeleton-text:last-child { width: 60%; }
.skeleton-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}
.skeleton-card {
  height: 200px;
  border-radius: var(--radius-lg);
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── Spinner ── */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--line);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  display: inline-block;
}
.spinner-sm { width: 14px; height: 14px; border-width: 1.5px; }
.spinner-lg { width: 28px; height: 28px; border-width: 3px; }
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Global fadeIn animation ── */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}