/* 创客API Playground — 深色创作台 */

:root {
  --xyq-bg: #0c0c0e;
  --xyq-bg-elevated: #141416;
  --xyq-bg-card: #1a1a1e;
  --xyq-bg-hover: #222228;
  --xyq-border: rgba(255, 255, 255, 0.08);
  --xyq-border-strong: rgba(255, 255, 255, 0.12);
  --xyq-text: rgba(255, 255, 255, 0.92);
  --xyq-text-muted: rgba(255, 255, 255, 0.5);
  --xyq-text-dim: rgba(255, 255, 255, 0.35);
  --xyq-accent: #8b5cf6;
  --xyq-accent-soft: rgba(139, 92, 246, 0.15);
  --xyq-purple: #a78bfa;
  --xyq-sidebar-w: 220px;
  --xyq-radius: 12px;
  --xyq-radius-sm: 8px;
  --xyq-radius-lg: 16px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

.xyq-body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--xyq-text);
  background: var(--xyq-bg);
  height: 100svh;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

.xyq-app {
  display: flex;
  height: 100svh;
  min-height: 0;
}

.xyq-app.sidebar-collapsed .xyq-sidebar {
  width: 0;
  padding: 0;
  overflow: hidden;
  border: none;
}

/* ── Sidebar ── */
.xyq-sidebar {
  width: var(--xyq-sidebar-w);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  background: var(--xyq-bg-elevated);
  border-right: 1px solid var(--xyq-border);
  padding: 12px 10px;
  transition: width 0.2s ease;
  overflow: hidden;
  container-type: inline-size;
  container-name: xyq-sidebar;
}

.xyq-sidebar-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 4px 16px;
  flex-shrink: 0;
}

.xyq-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--xyq-text);
  min-width: 0;
}

.xyq-brand-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.xyq-brand-text {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.xyq-icon-btn {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: var(--xyq-radius-sm);
  background: transparent;
  color: var(--xyq-text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  position: relative;
  flex-shrink: 0;
}

.xyq-icon-btn svg {
  width: 18px;
  height: 18px;
}

.xyq-icon-btn:hover {
  background: var(--xyq-bg-hover);
  color: var(--xyq-text);
}

.xyq-sidebar-body {
  flex: 1;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  margin: 0 -4px;
  padding: 0 4px 8px;
  -webkit-overflow-scrolling: touch;
}

.xyq-sidebar-body::-webkit-scrollbar {
  width: 5px;
}

.xyq-sidebar-body::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 4px;
}

.xyq-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex-shrink: 0;
}

.xyq-nav-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.xyq-nav-group + .xyq-nav-group {
  margin-top: 4px;
}

.xyq-nav-group-title {
  padding: 10px 12px 4px;
  font-size: 11px;
  font-weight: 500;
  color: var(--xyq-text-dim);
  letter-spacing: 0.02em;
}

.xyq-nav-group:first-child .xyq-nav-group-title {
  padding-top: 2px;
}

.xyq-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--xyq-radius-sm);
  color: var(--xyq-text-muted);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
}

.xyq-nav-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.7;
}

.xyq-nav-item:hover {
  background: var(--xyq-bg-hover);
  color: var(--xyq-text);
}

.xyq-nav-item.active {
  background: rgba(59, 130, 246, 0.16);
  color: var(--xyq-text);
}

.xyq-nav-item.xyq-nav-disabled {
  opacity: 0.45;
  pointer-events: none;
  cursor: not-allowed;
}

.xyq-product-scope {
  margin: 0 16px 8px;
  padding: 8px 12px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--xyq-text-muted);
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--xyq-radius-sm);
  border: 1px solid var(--xyq-border);
}

.xyq-product-scope a {
  color: var(--xyq-purple);
  text-decoration: none;
}

.xyq-product-scope a:hover {
  text-decoration: underline;
}

.xyq-nav-item.active svg {
  opacity: 1;
  color: #60a5fa;
}

.xyq-badge-new {
  margin-left: auto;
  padding: 1px 6px;
  border-radius: 4px;
  background: linear-gradient(135deg, #8b5cf6, #6366f1);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.xyq-projects {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--xyq-border);
}

.xyq-projects-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 0 4px 8px 12px;
  flex-shrink: 0;
}

.xyq-projects-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--xyq-text);
}

.xyq-projects-head-actions {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
}

.xyq-project-head-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: var(--xyq-text-dim);
  cursor: pointer;
}

.xyq-project-head-btn svg {
  width: 14px;
  height: 14px;
}

.xyq-project-head-btn:hover {
  background: var(--xyq-bg-hover);
  color: var(--xyq-text-muted);
}

.xyq-pop-project-filter {
  min-width: 188px;
  padding: 8px 6px;
  z-index: 620;
}

.xyq-pop-menu-title {
  padding: 4px 10px 8px;
  font-size: 12px;
  color: var(--xyq-text-dim);
}

.xyq-pop-menu-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 10px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--xyq-text-muted);
  font-size: 13px;
  text-align: left;
  cursor: pointer;
}

.xyq-pop-menu-item::before {
  content: "";
  width: 14px;
  flex-shrink: 0;
  text-align: center;
  font-size: 12px;
  color: var(--xyq-text);
}

.xyq-pop-menu-item.active::before {
  content: "✓";
}

.xyq-pop-menu-item.active {
  color: var(--xyq-text);
}

.xyq-pop-menu-item:hover {
  background: var(--xyq-bg-hover);
  color: var(--xyq-text);
}

.xyq-menu-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--xyq-text-dim);
  flex-shrink: 0;
}

.xyq-pop-menu-item.active .xyq-menu-dot {
  display: none;
}

.xyq-project-row {
  display: flex;
  align-items: center;
  gap: 0;
  min-width: 0;
}

.xyq-project-row .xyq-project-item {
  flex: 1;
  min-width: 0;
}

.xyq-project-more {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 32px;
  margin-right: 4px;
  padding: 0;
  border: none;
  border-radius: var(--xyq-radius-sm);
  background: transparent;
  color: var(--xyq-text-dim);
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.12s;
}

.xyq-project-row:hover .xyq-project-more,
.xyq-project-more:focus-visible,
.xyq-project-more[aria-expanded="true"] {
  opacity: 1;
}

.xyq-project-more svg {
  width: 14px;
  height: 14px;
}

.xyq-project-more:hover {
  background: var(--xyq-bg-hover);
  color: var(--xyq-text-muted);
}

.xyq-pop-project-menu {
  min-width: 200px;
  padding: 6px;
  z-index: 630;
}

.xyq-pop-user-menu {
  min-width: 280px;
  max-width: min(320px, calc(100vw - 24px));
  padding: 0;
  z-index: 640;
  overflow: hidden;
}

.xyq-user-menu-head {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 14px 14px 12px;
}

.xyq-user-menu-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.xyq-user-menu-meta {
  flex: 1;
  min-width: 0;
}

.xyq-user-menu-name-row {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.xyq-user-menu-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--xyq-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.xyq-user-menu-tag {
  flex-shrink: 0;
  font-size: 11px;
  padding: 1px 6px;
  border-radius: 4px;
  background: var(--xyq-bg-hover);
  color: var(--xyq-text-dim);
}

.xyq-user-menu-uid {
  margin-top: 4px;
  font-size: 11px;
  color: var(--xyq-text-dim);
}

.xyq-user-menu-divider {
  height: 1px;
  margin: 0 10px;
  background: var(--xyq-border);
}

.xyq-user-menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 10px 14px;
  border: none;
  background: transparent;
  color: var(--xyq-text-muted);
  font-size: 13px;
  text-align: left;
  cursor: pointer;
  text-decoration: none;
}

.xyq-user-menu-item:hover {
  background: var(--xyq-bg-hover);
  color: var(--xyq-text);
}

.xyq-user-menu-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  opacity: 0.75;
}

.xyq-user-menu-item .xyq-user-menu-extra {
  margin-left: auto;
  font-size: 11px;
  color: var(--xyq-text-dim);
}

.xyq-user-menu-item .xyq-badge-new {
  margin-left: auto;
  font-size: 10px;
  padding: 1px 5px;
  border-radius: 4px;
  background: #1f2937;
  color: #fff;
}

.xyq-user-menu-item .xyq-menu-chevron {
  margin-left: auto;
  opacity: 0.45;
  font-size: 14px;
}

.xyq-user-menu-item.xyq-menu-danger {
  color: #f87171;
}

.xyq-user-menu-item.xyq-menu-danger:hover {
  background: rgba(239, 68, 68, 0.08);
  color: #fca5a5;
}

.xyq-user-menu-foot {
  padding: 4px 0 6px;
}

.xyq-project-menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 9px 10px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--xyq-text);
  font-size: 13px;
  text-align: left;
  cursor: pointer;
  position: relative;
}

.xyq-project-menu-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  opacity: 0.75;
}

.xyq-project-menu-item:hover {
  background: var(--xyq-bg-hover);
}

.xyq-project-menu-item.xyq-menu-danger {
  color: #f87171;
}

.xyq-project-menu-item.xyq-menu-danger svg {
  opacity: 1;
}

.xyq-project-menu-item .xyq-menu-chevron {
  margin-left: auto;
  opacity: 0.45;
  width: 14px;
  height: 14px;
}

.xyq-project-submenu {
  display: none;
  position: absolute;
  left: calc(100% + 4px);
  top: 0;
  min-width: 140px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--xyq-border-strong);
  background: var(--xyq-bg-card);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  font-size: 12px;
  color: var(--xyq-text-dim);
  white-space: nowrap;
  z-index: 1;
}

.xyq-project-menu-item.has-sub:hover .xyq-project-submenu,
.xyq-project-menu-item.has-sub:focus-within .xyq-project-submenu {
  display: block;
}

.xyq-project-toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%) translateY(8px);
  padding: 10px 16px;
  border-radius: 10px;
  background: var(--xyq-bg-card);
  border: 1px solid var(--xyq-border-strong);
  color: var(--xyq-text);
  font-size: 13px;
  z-index: 700;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.xyq-project-toast.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.xyq-project-list {
  flex: none;
  max-height: min(160px, 28vh);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.xyq-project-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 12px;
  border: none;
  border-radius: var(--xyq-radius-sm);
  background: transparent;
  color: var(--xyq-text-muted);
  font-size: 13px;
  text-align: left;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.xyq-project-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  opacity: 0.6;
}

.xyq-project-item:hover,
.xyq-project-item.active {
  background: var(--xyq-bg-hover);
  color: var(--xyq-text);
}

.xyq-project-name {
  overflow: hidden;
  text-overflow: ellipsis;
}

.xyq-new-project {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  padding: 8px 12px;
  border: none;
  border-radius: var(--xyq-radius-sm);
  background: transparent;
  color: var(--xyq-text-dim);
  font-size: 13px;
  cursor: pointer;
  flex-shrink: 0;
}

.xyq-new-project svg {
  width: 16px;
  height: 16px;
}

.xyq-new-project:hover {
  color: var(--xyq-text-muted);
  background: var(--xyq-bg-hover);
}

.xyq-sidebar-bottom {
  flex-shrink: 0;
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 4px;
  padding-top: 12px;
  border-top: 1px solid var(--xyq-border);
  margin-top: 8px;
  min-width: 0;
}

.xyq-user {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  flex: 1 1 auto;
  overflow: hidden;
  padding: 4px 2px 4px 6px;
  margin: -4px 0 -4px -6px;
  border: none;
  border-radius: var(--xyq-radius-sm);
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.xyq-user:hover,
.xyq-user[aria-expanded="true"] {
  background: var(--xyq-bg-hover);
}

.xyq-user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.xyq-user-name {
  font-size: 12px;
  color: var(--xyq-text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
  flex: 1;
}

.xyq-sidebar-actions {
  display: flex;
  flex-shrink: 0;
  gap: 2px;
  align-items: center;
}

.xyq-pop-foot-panel {
  min-width: 260px;
  max-width: min(300px, calc(100vw - 24px));
  padding: 0;
  z-index: 645;
  overflow: hidden;
}

.xyq-foot-pop-head {
  padding: 14px 14px 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--xyq-text);
  border-bottom: 1px solid var(--xyq-border);
}

.xyq-foot-pop-body {
  padding: 12px 14px 14px;
  font-size: 13px;
  color: var(--xyq-text-muted);
  line-height: 1.55;
}

.xyq-foot-pop-balance {
  font-size: 22px;
  font-weight: 600;
  color: var(--xyq-text);
  margin: 4px 0 12px;
}

.xyq-foot-pop-balance small {
  display: block;
  margin-top: 4px;
  font-size: 11px;
  font-weight: 400;
  color: var(--xyq-text-dim);
}

.xyq-foot-pop-actions {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 0 8px 8px;
}

.xyq-foot-pop-link {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 10px 8px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--xyq-text-muted);
  font-size: 13px;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}

.xyq-foot-pop-link:hover {
  background: var(--xyq-bg-hover);
  color: var(--xyq-text);
}

.xyq-foot-pop-empty {
  margin: 0;
  padding: 8px 0 4px;
  color: var(--xyq-text-dim);
  font-size: 13px;
}

.xyq-msg-item {
  padding: 10px 0;
  border-bottom: 1px solid var(--xyq-border);
}

.xyq-msg-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.xyq-msg-item strong {
  display: block;
  font-size: 13px;
  color: var(--xyq-text);
  margin-bottom: 4px;
}

.xyq-msg-item p {
  margin: 0;
  font-size: 12px;
  color: var(--xyq-text-dim);
}

.xyq-dot {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ef4444;
}

/* ── Main ── */
.xyq-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  position: relative;
  background: var(--xyq-bg);
}

.xyq-topbar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 12px 24px;
  gap: 12px;
}

.xyq-topbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.xyq-top-link {
  color: var(--xyq-text-muted);
  text-decoration: none;
  font-size: 13px;
  transition: color 0.15s;
}

.xyq-top-link:hover {
  color: var(--xyq-text);
}

.xyq-credits {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--xyq-bg-card);
  border: 1px solid var(--xyq-border);
  font-size: 13px;
  font-weight: 600;
  color: var(--xyq-purple);
}

.xyq-credits svg {
  width: 14px;
  height: 14px;
}

.xyq-member-badge {
  display: flex;
  align-items: center;
  gap: 0;
  text-decoration: none;
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--xyq-border);
  font-size: 12px;
}

.xyq-member-tag {
  padding: 6px 10px;
  background: var(--xyq-bg-card);
  color: var(--xyq-text-muted);
}

.xyq-member-discount {
  padding: 6px 10px;
  background: linear-gradient(135deg, #f59e0b, #ef4444);
  color: #fff;
  font-weight: 700;
}

.xyq-session-banner {
  margin: 0 32px 8px;
  padding: 10px 14px;
  border-radius: 10px;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.28);
  color: #fca5a5;
  font-size: 13px;
  line-height: 1.5;
}

@media (max-width: 768px) {
  .xyq-session-banner {
    margin: 0 16px 8px;
  }
}

/* ── Content ── */
.xyq-content {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 0 32px 48px;
}

@media (max-width: 768px) {
  .xyq-content {
    padding: 0 16px 32px;
  }

  .xyq-sidebar {
    position: fixed;
    z-index: 50;
    height: 100%;
    left: 0;
    top: 0;
    transform: translateX(-100%);
    transition: transform 0.2s;
  }

  .xyq-app:not(.sidebar-collapsed) .xyq-sidebar {
    transform: translateX(0);
    width: var(--xyq-sidebar-w);
  }
}

.xyq-home {
  max-width: 960px;
  margin: 0 auto;
  padding-top: 8px;
  container-type: inline-size;
  container-name: xyq-home;
}

.xyq-hero-title {
  text-align: center;
  font-size: clamp(22px, 4vw, 32px);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  color: var(--xyq-text);
}

.xyq-hero-brand {
  background: linear-gradient(135deg, #c4b5fd, #8b5cf6);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.xyq-mode-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 24px;
}

.xyq-mode-tab {
  padding: 6px 16px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: var(--xyq-text-muted);
  font-size: 13px;
  cursor: pointer;
  transition: all 0.15s;
}

.xyq-mode-tab:hover {
  color: var(--xyq-text);
  background: var(--xyq-bg-hover);
}

.xyq-mode-tab.active {
  background: var(--xyq-bg-card);
  border-color: var(--xyq-border);
  color: var(--xyq-text);
}

/* ── Input Card ── */
.xyq-mode-notice {
  margin: 0 0 10px;
  padding: 8px 12px;
  border-radius: var(--xyq-radius-sm);
  background: rgba(234, 179, 8, 0.12);
  border: 1px solid rgba(234, 179, 8, 0.35);
  color: #fcd34d;
  font-size: 12px;
  line-height: 1.5;
}

.xyq-nav-tag {
  margin-left: 6px;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 600;
  background: rgba(234, 179, 8, 0.2);
  color: #fcd34d;
  vertical-align: middle;
}

.xyq-input-card {
  border-radius: var(--xyq-radius-lg);
  border: 1px solid var(--xyq-border-strong);
  background: var(--xyq-bg-card);
  overflow: visible;
  margin-bottom: 28px;
}

.xyq-input-card textarea {
  display: block;
  width: 100%;
  min-height: 88px;
  padding: 20px 22px 12px;
  border: none;
  resize: none;
  background: transparent;
  color: var(--xyq-text);
  font-family: inherit;
  font-size: 15px;
  line-height: 1.6;
}

.xyq-input-card textarea:focus {
  outline: none;
}

.xyq-input-card textarea::placeholder {
  color: var(--xyq-text-dim);
}

.xyq-input-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 14px;
  border-top: 1px solid var(--xyq-border);
  flex-wrap: wrap;
}

.xyq-toolbar-left,
.xyq-toolbar-center,
.xyq-toolbar-right {
  display: flex;
  align-items: center;
  gap: 6px;
}

.xyq-toolbar-center {
  flex: 1;
  justify-content: center;
}

@media (max-width: 900px) {
  .xyq-toolbar-center {
    order: 3;
    width: 100%;
    justify-content: flex-start;
    margin-top: 4px;
  }
}

.xyq-tool-btn {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: var(--xyq-radius-sm);
  background: transparent;
  color: var(--xyq-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.xyq-tool-btn svg {
  width: 18px;
  height: 18px;
}

.xyq-tool-btn:hover {
  background: var(--xyq-bg-hover);
  color: var(--xyq-text);
}

.xyq-agent-mode-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border: none;
  border-radius: var(--xyq-radius-sm);
  background: transparent;
  color: var(--xyq-text-muted);
  font-size: 12px;
  cursor: pointer;
}

.xyq-agent-mode-btn svg {
  width: 16px;
  height: 16px;
}

.xyq-agent-mode-btn .xyq-chevron {
  width: 14px;
  height: 14px;
  opacity: 0.5;
}

.xyq-agent-mode-btn:hover {
  background: var(--xyq-bg-hover);
  color: var(--xyq-text);
}

.xyq-pill-btn {
  padding: 6px 14px;
  border: 1px solid var(--xyq-border);
  border-radius: 999px;
  background: var(--xyq-bg-elevated);
  color: var(--xyq-text-muted);
  font-size: 12px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s;
}

.xyq-pill-btn:hover {
  border-color: var(--xyq-border-strong);
  color: var(--xyq-text);
}

.xyq-canvas-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--xyq-text-muted);
  cursor: pointer;
  user-select: none;
}

.xyq-canvas-toggle input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.xyq-toggle-track {
  width: 36px;
  height: 20px;
  border-radius: 999px;
  background: var(--xyq-bg-hover);
  position: relative;
  transition: background 0.2s;
}

.xyq-toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  transition: transform 0.2s;
}

.xyq-canvas-toggle input:checked + .xyq-toggle-track {
  background: var(--xyq-accent);
}

.xyq-canvas-toggle input:checked + .xyq-toggle-track .xyq-toggle-thumb {
  transform: translateX(16px);
}

.xyq-cost {
  font-size: 12px;
  color: var(--xyq-purple);
  font-weight: 500;
  white-space: nowrap;
}

.xyq-send-btn {
  width: 36px;
  height: 36px;
  border: none;
  border-radius: var(--xyq-radius-sm);
  background: linear-gradient(135deg, #8b5cf6, #6366f1);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.15s, transform 0.1s;
}

.xyq-send-btn svg {
  width: 18px;
  height: 18px;
}

.xyq-send-btn:hover {
  opacity: 0.9;
}

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

.xyq-send-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.xyq-model-panel {
  display: flex;
  gap: 16px;
  padding: 12px 16px;
  margin: -12px 0 20px;
  border-radius: var(--xyq-radius-sm);
  background: var(--xyq-bg-elevated);
  border: 1px solid var(--xyq-border);
}

.xyq-model-panel label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  color: var(--xyq-text-muted);
}

.xyq-model-panel select,
.xyq-select-sm {
  height: 32px;
  padding: 0 10px;
  border-radius: var(--xyq-radius-sm);
  border: 1px solid var(--xyq-border);
  background: var(--xyq-bg-card);
  color: var(--xyq-text);
  font-size: 12px;
}

/* ── Quick Actions ── */
.xyq-quick-actions {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(72px, 1fr));
  justify-items: center;
  gap: 16px 20px;
  width: 100%;
  max-width: 100%;
  padding-bottom: 8px;
  margin-bottom: 36px;
  box-sizing: border-box;
}

@container xyq-home (min-width: 720px) {
  .xyq-quick-actions {
    grid-template-columns: repeat(7, minmax(72px, 1fr));
  }
}

@container xyq-home (max-width: 400px) {
  .xyq-quick-actions {
    grid-template-columns: repeat(auto-fill, minmax(64px, 1fr));
    gap: 12px 16px;
  }
}

.xyq-quick-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: 100%;
  max-width: 88px;
  min-width: 0;
  border: none;
  background: transparent;
  color: var(--xyq-text-muted);
  font-size: 12px;
  cursor: pointer;
  padding: 0;
  transition: color 0.15s;
}

.xyq-quick-item:hover {
  color: var(--xyq-text);
}

.xyq-quick-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--qi-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  transition: transform 0.15s;
}

.xyq-quick-icon svg {
  width: 22px;
  height: 22px;
}

.xyq-quick-icon.xyq-quick-img {
  background-image: var(--qi-bg);
  background-size: cover;
  background-position: center;
}

.xyq-quick-item:hover .xyq-quick-icon {
  transform: translateY(-2px);
}

/* ── Carousel Section ── */
.xyq-section {
  margin-bottom: 40px;
}

.xyq-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.xyq-section-tabs {
  display: flex;
  gap: 20px;
}

.xyq-section-tab {
  border: none;
  background: transparent;
  color: var(--xyq-text-dim);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
  transition: color 0.15s;
}

.xyq-section-tab.active {
  color: var(--xyq-text);
}

.xyq-section-tab:hover {
  color: var(--xyq-text-muted);
}

.xyq-carousel-nav {
  display: flex;
  gap: 6px;
}

.xyq-carousel-btn {
  width: 32px;
  height: 32px;
  border: 1px solid var(--xyq-border);
  border-radius: 50%;
  background: var(--xyq-bg-card);
  color: var(--xyq-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.xyq-carousel-btn svg {
  width: 16px;
  height: 16px;
}

.xyq-carousel-btn:hover {
  background: var(--xyq-bg-hover);
  color: var(--xyq-text);
}

.xyq-carousel {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: none;
  padding-bottom: 4px;
}

.xyq-carousel::-webkit-scrollbar {
  display: none;
}

.xyq-card {
  flex: 0 0 220px;
  border-radius: var(--xyq-radius);
  overflow: hidden;
  background: var(--xyq-bg-card);
  border: 1px solid var(--xyq-border);
  cursor: pointer;
  transition: transform 0.15s, border-color 0.15s;
}

.xyq-card:hover {
  transform: translateY(-2px);
  border-color: var(--xyq-border-strong);
}

.xyq-card-cover {
  height: 140px;
  background-size: cover;
  background-position: center;
  background-color: var(--xyq-bg-hover);
}

.xyq-card-body {
  padding: 12px 14px;
}

.xyq-card-body h3 {
  margin: 0 0 4px;
  font-size: 13px;
  font-weight: 600;
}

.xyq-card-body p {
  margin: 0;
  font-size: 12px;
  color: var(--xyq-text-dim);
}

/* ── Bottom Sections ── */
.xyq-bottom-sections {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

@media (max-width: 700px) {
  .xyq-bottom-sections {
    grid-template-columns: 1fr;
  }
}

.xyq-bottom-block h2 {
  font-size: 15px;
  font-weight: 600;
  margin: 0 0 14px;
  color: var(--xyq-text);
}

.xyq-mini-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.xyq-mini-card {
  aspect-ratio: 1;
  border-radius: var(--xyq-radius-sm);
  background-size: cover;
  background-position: center;
  background-color: var(--xyq-bg-card);
  border: 1px solid var(--xyq-border);
}

.xyq-course-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.xyq-course-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--xyq-radius-sm);
  background: var(--xyq-bg-card);
  border: 1px solid var(--xyq-border);
  color: var(--xyq-text-muted);
  text-decoration: none;
  font-size: 13px;
  transition: background 0.15s, color 0.15s;
}

.xyq-course-item:hover {
  background: var(--xyq-bg-hover);
  color: var(--xyq-text);
}

.xyq-course-num {
  font-size: 12px;
  font-weight: 700;
  color: var(--xyq-purple);
  opacity: 0.7;
}

.xyq-home[hidden],
.xyq-chat-view[hidden] {
  display: none !important;
}

/* ── Chat View ── */
.xyq-chat-view {
  display: flex;
  flex-direction: column;
  height: 100%;
  max-width: 800px;
  margin: 0 auto;
  min-height: calc(100svh - 80px);
}

.xyq-chat-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0 16px;
  flex-shrink: 0;
}

.xyq-back-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  border: none;
  background: transparent;
  color: var(--xyq-text-muted);
  font-size: 13px;
  cursor: pointer;
  padding: 6px 8px;
  border-radius: var(--xyq-radius-sm);
}

.xyq-back-btn svg {
  width: 16px;
  height: 16px;
}

.xyq-back-btn:hover {
  background: var(--xyq-bg-hover);
  color: var(--xyq-text);
}

.xyq-chat-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--xyq-text-muted);
}

.xyq-messages {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 8px 0 16px;
  min-height: 0;
}

.xyq-msg {
  max-width: 88%;
  padding: 12px 16px;
  border-radius: var(--xyq-radius);
  font-size: 14px;
  line-height: 1.65;
  word-break: break-word;
}

.xyq-msg.user {
  align-self: flex-end;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(99, 102, 241, 0.15));
  border: 1px solid rgba(139, 92, 246, 0.25);
}

.xyq-msg.assistant {
  align-self: flex-start;
  background: var(--xyq-bg-card);
  border: 1px solid var(--xyq-border);
}

.xyq-msg.error {
  align-self: flex-start;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
}

.xyq-msg.assistant code {
  font-size: 0.9em;
  background: var(--xyq-bg-hover);
  padding: 2px 6px;
  border-radius: 4px;
}

.xyq-msg.assistant pre {
  margin: 8px 0;
  padding: 12px;
  border-radius: var(--xyq-radius-sm);
  background: var(--xyq-bg-elevated);
  overflow-x: auto;
  font-size: 13px;
}

.xyq-msg-media {
  margin-top: 10px;
}

.xyq-msg-media img,
.xyq-msg-media video {
  display: block;
  max-width: min(100%, 640px);
  border-radius: var(--xyq-radius-sm);
  background: var(--xyq-bg-elevated);
}

.xyq-msg-media video {
  width: 100%;
}

.xyq-msg.typing::after {
  content: "▋";
  animation: xyq-blink 0.8s step-end infinite;
  margin-left: 2px;
  opacity: 0.6;
}

@keyframes xyq-blink {
  50% { opacity: 0; }
}

.xyq-chat-composer {
  flex-shrink: 0;
  padding-bottom: 16px;
}

.xyq-input-card--compact textarea {
  min-height: 48px;
  padding: 14px 16px 8px;
  font-size: 14px;
}

/* ── Help FAB ── */
.xyq-help-fab {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--xyq-border);
  background: var(--xyq-bg-card);
  color: var(--xyq-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  z-index: 20;
}

.xyq-help-fab svg {
  width: 20px;
  height: 20px;
}

.xyq-help-fab:hover {
  background: var(--xyq-bg-hover);
  color: var(--xyq-text);
}

/* ── Modal ── */
.xyq-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  backdrop-filter: blur(4px);
}

.xyq-modal {
  max-width: 380px;
  width: 100%;
  padding: 24px;
  border-radius: var(--xyq-radius-lg);
  border: 1px solid var(--xyq-border);
  background: var(--xyq-bg-card);
}

.xyq-modal h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 8px;
}

.xyq-modal p {
  font-size: 14px;
  color: var(--xyq-text-muted);
  margin: 0 0 20px;
}

.xyq-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.xyq-btn-ghost {
  height: 36px;
  padding: 0 16px;
  border-radius: var(--xyq-radius-sm);
  border: 1px solid var(--xyq-border);
  background: transparent;
  color: var(--xyq-text-muted);
  font-size: 13px;
  cursor: pointer;
}

.xyq-btn-ghost:hover {
  background: var(--xyq-bg-hover);
  color: var(--xyq-text);
}

.xyq-btn-primary {
  height: 36px;
  padding: 0 16px;
  border-radius: var(--xyq-radius-sm);
  background: linear-gradient(135deg, #8b5cf6, #6366f1);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

/* ── 控制台/常规菜单弹窗 ── */
.xyq-panel-modal {
  position: fixed;
  inset: 0;
  z-index: 850;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
}

.xyq-panel-modal[hidden] {
  display: none !important;
}

.xyq-panel-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.62);
  backdrop-filter: blur(4px);
}

.xyq-panel-modal__dialog {
  position: relative;
  z-index: 1;
  width: min(720px, 100%);
  max-height: min(86vh, 820px);
  display: flex;
  flex-direction: column;
  border-radius: 16px;
  border: 1px solid var(--xyq-border-strong);
  background: var(--xyq-bg-elevated, #141418);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.45);
}

.xyq-panel-modal__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--xyq-border);
}

.xyq-panel-modal__head h2 {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  color: var(--xyq-text);
}

.xyq-panel-modal__close {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--xyq-text-muted);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
}

.xyq-panel-modal__close:hover {
  background: var(--xyq-bg-hover);
  color: var(--xyq-text);
}

.xyq-panel-modal__body {
  overflow: auto;
  padding: 16px 20px 20px;
}

.xyq-panel-modal .uc-sec {
  margin-bottom: 14px;
}

.xyq-panel-modal .uc-sec[hidden] {
  display: none !important;
}

.xyq-panel-modal .uc-card {
  background: var(--xyq-bg-card);
  border: 1px solid var(--xyq-border);
  border-radius: 12px;
  padding: 16px;
}

.xyq-panel-modal .uc-card h3 {
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--xyq-text);
}

.xyq-panel-modal .uc-card p,
.xyq-panel-modal .uc-sec-intro p {
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--xyq-text-muted);
}

.xyq-panel-modal .uc-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  line-height: 1.9;
  font-size: 13px;
  color: var(--xyq-text-muted);
}

.xyq-panel-modal .uc-card input {
  width: 100%;
  box-sizing: border-box;
  padding: 10px 12px;
  margin-bottom: 10px;
  border-radius: 8px;
  border: 1px solid var(--xyq-border);
  background: var(--xyq-bg);
  color: var(--xyq-text);
}

.xyq-panel-modal .uc-btn {
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid var(--xyq-border);
  background: var(--xyq-bg-hover);
  color: var(--xyq-text);
  cursor: pointer;
  font-size: 13px;
}

.xyq-panel-modal .uc-btn.primary {
  background: linear-gradient(135deg, #8b5cf6, #6366f1);
  border-color: transparent;
  color: #fff;
}

.xyq-panel-modal .uc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.xyq-panel-modal .uc-table th,
.xyq-panel-modal .uc-table td {
  text-align: left;
  padding: 8px 6px;
  border-bottom: 1px solid var(--xyq-border);
  color: var(--xyq-text-muted);
}

.xyq-panel-modal pre {
  margin: 0;
  padding: 12px;
  border-radius: 8px;
  background: var(--xyq-bg);
  font-size: 11px;
  overflow-x: auto;
  color: var(--xyq-text-dim);
}

.xyq-panel-modal .uc-placeholder p {
  color: var(--xyq-text-dim);
}