/* ═══════════════════════════════════════
   USER.CSS — 用户端专属样式
   放置在 app.css 之后加载
   ═══════════════════════════════════════ */

/* ── Page Header ── */
.page-hd {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: clamp(10px, 1.2vw, 16px);
  margin-bottom: clamp(16px, 2vw, 24px);
}

.page-hd p {
  margin: 0;
  font-size: clamp(12px, 1.4vw, 14px);
  color: var(--text-muted);
  font-weight: 600;
}

.page-hd h1 {
  margin: 2px 0 0;
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
}

.page-hd-actions {
  display: flex;
  align-items: center;
  gap: clamp(8px, 1vw, 14px);
  flex-shrink: 0;
}

.canvas-project-titlebar {
  display: flex;
  align-items: end;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.canvas-project-titlebox {
  display: grid;
  gap: 6px;
  min-width: min(100%, 320px);
}

.canvas-project-titlebox span {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
}

.canvas-project-titlebox input {
  width: min(100%, 360px);
  height: 42px;
  padding: 0 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--main-surface);
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  outline: none;
  transition: border-color var(--duration-fast) var(--ease-out-expo), box-shadow var(--duration-fast) var(--ease-out-expo);
}

.canvas-project-titlebox input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

.canvas-project-save-state {
  min-height: 20px;
  display: inline-flex;
  align-items: center;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.12);
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 700;
}

.canvas-project-save-state.is-pending {
  background: rgba(245, 158, 11, 0.14);
  color: #b45309;
}

.canvas-project-save-state.is-saving {
  background: rgba(59, 130, 246, 0.14);
  color: #1d4ed8;
}

.canvas-project-save-state.is-saved {
  background: rgba(16, 185, 129, 0.14);
  color: #047857;
}

.canvas-project-save-state.is-error {
  background: rgba(239, 68, 68, 0.12);
  color: #dc2626;
}

.badge-balance {
  display: flex;
  align-items: center;
  gap: clamp(6px, 0.8vw, 10px);
  padding: clamp(6px, 0.8vw, 10px) clamp(10px, 1.2vw, 16px);
  border-radius: var(--radius-full);
  background: var(--main-surface);
  border: 1px solid var(--line);
  text-decoration: none;
  transition: all var(--duration-fast) var(--ease-out-expo);
}

.badge-balance:hover {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.badge-balance .num {
  font-size: clamp(15px, 1.8vw, 20px);
  font-weight: 800;
  color: var(--text);
}

.badge-balance .label {
  font-size: clamp(11px, 1.3vw, 13px);
  color: var(--text-muted);
  font-weight: 600;
}

/* ── Grid layouts ── */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(16px, 2vw, 24px);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(14px, 1.6vw, 20px);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(12px, 1.4vw, 18px);
}

.grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 220px), 1fr));
  gap: clamp(12px, 1.4vw, 18px);
}

/* ── Card v3 ── */
.card-v3 {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--main-surface);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: box-shadow var(--duration-normal) var(--ease-out-expo);
}

.card-v3:hover {
  box-shadow: var(--shadow);
}

.card-v3-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(10px, 1.2vw, 16px);
  padding: clamp(14px, 1.8vw, 20px) clamp(16px, 2vw, 24px);
  border-bottom: 1px solid var(--line);
  min-height: 44px;
}

.card-v3-head > div { min-width: 0; }

.card-v3-head .eyebrow {
  margin: 0;
  font-size: clamp(10px, 1.2vw, 12px);
  color: var(--text-muted);
  font-weight: 700;
  letter-spacing: 0.03em;
}

.card-v3-head h3 {
  margin: 2px 0 0;
  font-size: clamp(15px, 1.8vw, 19px);
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.01em;
}

.card-v3-body {
  padding: clamp(14px, 1.8vw, 22px) clamp(16px, 2vw, 24px);
}

/* ── Mode Toggle ── */
.mode-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.mode-toggle label {
  min-height: clamp(44px, 5.5vw, 52px);
  display: grid;
  place-items: center;
  border: 1.5px solid var(--line);
  border-radius: var(--radius, 14px);
  background: var(--main-surface);
  color: var(--text-soft);
  font-weight: 750;
  font-size: clamp(13px, 1.5vw, 15px);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out-expo);
  padding: 0 clamp(12px, 1.4vw, 16px);
}

.mode-toggle label:hover {
  border-color: rgba(59,130,246,0.5);
  background: var(--primary-soft);
  color: var(--primary);
}

.mode-toggle input { display: none; }

.mode-toggle label:has(input:checked),
.mode-toggle label.active {
  border-color: var(--primary);
  background: linear-gradient(135deg, var(--primary-soft), transparent);
  color: var(--primary-dark);
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.1);
}

/* ── Media Card (Gallery) ── */
.media-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--main-surface);
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.media-card:hover {
  border-color: var(--primary-soft);
  box-shadow: 0 4px 16px var(--primary-glow);
  transform: translateY(-2px);
}

.media-card img,
.media-card video {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  display: block;
}

.media-card-body {
  padding: clamp(8px, 1vw, 12px) clamp(10px, 1.2vw, 14px);
}

.media-card-body .prompt {
  font-size: clamp(12px, 1.4vw, 14px);
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.media-card-body .meta {
  display: flex;
  align-items: center;
  gap: clamp(4px, 0.5vw, 8px);
  margin-top: 4px;
  font-size: clamp(10px, 1.2vw, 12px);
  color: var(--text-muted);
  font-weight: 600;
}

/* ── Status Badge ── */
.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: clamp(10px, 1.1vw, 11px);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.status-badge.pending {
  background: rgba(245, 158, 11, 0.12);
  color: #b45309;
}

.status-badge.running {
  background: rgba(59, 130, 246, 0.12);
  color: #2563eb;
}

.status-badge.succeeded {
  background: rgba(16, 185, 129, 0.12);
  color: #047857;
}

.status-badge.failed {
  background: rgba(239, 68, 68, 0.1);
  color: #dc2626;
}

/* ── Upload Box ── */
.edit-upload-box {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  border: 2px dashed var(--line-strong);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out-expo);
}

.edit-upload-box:hover {
  border-color: var(--primary);
  background: var(--primary-soft);
}

.edit-upload-box input { display: none; }

.edit-upload-box strong {
  display: block;
  font-size: 13px;
  color: var(--text);
}

.edit-upload-box small {
  display: block;
  margin-top: 2px;
  font-size: 11px;
  color: var(--text-muted);
}

.edit-upload-icon {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: var(--main-surface-soft);
  font-size: 20px;
  font-weight: 300;
  color: var(--text-muted);
  flex-shrink: 0;
}

.edit-upload-preview {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.edit-upload-preview img {
  width: 56px;
  height: 56px;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--line);
}

/* ── Pricing / Shop ── */
.price-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  background: var(--main-surface);
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.price-card:hover {
  border-color: var(--primary-soft);
  box-shadow: 0 8px 24px var(--primary-glow);
  transform: translateY(-4px);
}

.price-card .price {
  font-size: 32px;
  font-weight: 800;
  color: var(--text);
}

.price-card .price small {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
}

/* ── History ── */
.history-list {
  display: grid;
  gap: 8px;
}

.record-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--main-surface);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out-expo);
}

.record-card:hover {
  border-color: var(--primary-soft);
  background: var(--primary-soft);
}

/* ── Utility ── */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 13px;
  line-height: 1.5;
}

.alert.error {
  background: var(--danger-soft);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.alert strong { display: block; font-weight: 700; margin-bottom: 4px; }
.alert span { opacity: 0.85; }

.hidden { display: none !important; }

/* ── User Center ── */
.uc-section {
  margin-bottom: clamp(16px, 2vw, 24px);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .grid-2 { grid-template-columns: 1fr; }
  .chat-layout { grid-template-columns: 1fr; height: auto; }
}

@media (max-width: 640px) {
  .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .page-hd { flex-direction: column; align-items: flex-start; }
}

/* ── Button Variants ── */
.btn-primary {
  background: linear-gradient(135deg, var(--primary-light, #60a5fa), var(--primary, #3b82f6));
  color: #fff;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.22);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary, #3b82f6), var(--primary-dark, #2563eb));
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.3);
  transform: translateY(-2px);
}
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  border-color: var(--line);
  background: var(--main-surface);
  color: var(--text-soft);
}
.btn-secondary:hover {
  border-color: rgba(59,130,246,0.5);
  background: var(--primary-soft);
  color: var(--primary);
}

.btn-ghost {
  border-color: transparent;
  background: transparent;
  color: var(--text-soft);
}
.btn-ghost:hover { background: var(--main-surface-soft); }

.btn-sm {
  min-height: 30px;
  padding: 0 clamp(8px, 1vw, 14px);
  font-size: clamp(11px, 1.3vw, 13px);
}

.btn-lg {
  min-height: 48px;
  padding: 0 28px;
  font-size: 15px;
}

/* ── Edit Upload ── */
.edit-upload-field {
  display: grid;
  gap: 8px;
}

.edit-upload-field.hidden { display: none; }

/* ── Prompt Optimize ── */
.prompt-optimize-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
}

.hint { color: var(--text-muted); font-size: 12px; }
.hint.hidden { display: none; }

/* ── Record Delete Form ── */
.record-delete-form { display: inline; }

/* ── Card v3 subtitle ── */
.card-v3-head .sub {
  margin: 0;
  font-size: clamp(10px, 1.2vw, 12px);
  color: var(--text-muted);
  font-weight: 700;
  letter-spacing: 0.03em;
}

/* ── History Empty ── */
.history-empty-inline {
  padding: 32px 16px;
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 600;
}

/* ── Chat Message Text ── */
.chat-msg-text {
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}
.chat-msg-text p { margin: 0 0 8px; }
.chat-msg-text p:last-child { margin-bottom: 0; }

/* ── Dot (typing indicator) ── */
.dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-muted);
  animation: dotPulse 1.4s infinite ease-in-out;
}
.dot:nth-child(2) { animation-delay: 0.16s; }
.dot:nth-child(3) { animation-delay: 0.32s; }
@keyframes dotPulse {
  0%, 80%, 100% { opacity: 0.3; transform: scale(0.8); }
  40% { opacity: 1; transform: scale(1); }
}

/* ── Prompt Optimize Status ── */
.hint.is-error { color: var(--danger, #ef4444); }

.btn-secondary.is-loading { pointer-events: none; opacity: 0.7; }
.field-hint {
  font-size: clamp(11px, 1.3vw, 13px);
  color: var(--text-muted);
  font-weight: 600;
}
.field-hint.hidden { display: none; }
.field-hint.is-error { color: var(--danger, #ef4444); }

/* ── Chat Model Picker (beautified) ── */
.chat-model-picker {
  border: none;
  outline: none;
  background: transparent;
  color: var(--primary, #3b82f6);
  font-size: clamp(11px, 1.3vw, 13px);
  font-weight: 700;
  cursor: pointer;
  padding: 0 16px 0 0;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%23999' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 2px center;
  background-size: 10px;
}

.chat-model-picker:hover {
  color: var(--primary-dark, #2563eb);
}

.chat-model-picker option {
  color: var(--text, #1e293b);
  background: var(--main-surface, #fff);
  padding: 4px 8px;
}

/* ── Chat Input Textarea scroll fix ── */
.chat-input::-webkit-scrollbar {
  width: 4px;
}
.chat-input::-webkit-scrollbar-thumb {
  background: var(--line-strong, #cbd5e1);
  border-radius: 2px;
}

/* ── Canvas ── */
.canvas-page {
  display: grid;
  gap: 18px;
}

.canvas-layout {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 18px;
  min-height: calc(100vh - 180px);
}

.canvas-sidebar {
  display: grid;
  gap: 16px;
  align-content: start;
}

.canvas-sidebar-tabs {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
}

.canvas-sidebar-tabs button {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--main-surface);
  color: var(--text-soft);
  font-size: 12px;
  font-weight: 700;
  padding: 10px 8px;
  cursor: pointer;
}

.canvas-sidebar-tabs button.is-active {
  border-color: rgba(59,130,246,.35);
  background: var(--primary-soft);
  color: var(--primary);
}

.canvas-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--main-surface);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  display: none;
}

.canvas-panel.is-active {
  display: block;
}

.canvas-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
}

.canvas-panel-head h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 800;
}

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

.canvas-projects,
.canvas-form {
  display: grid;
  gap: 12px;
  padding: 16px 18px 18px;
}

.canvas-preset-list {
  display: grid;
  gap: 10px;
}

.canvas-quick-node-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.canvas-quick-node-card {
  display: grid;
  gap: 4px;
  text-align: left;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--main-surface);
  cursor: pointer;
}

.canvas-quick-node-card strong {
  font-size: 13px;
  color: var(--text);
}

.canvas-quick-node-card small {
  font-size: 11px;
  color: var(--text-muted);
}

.canvas-upload-actions,
.canvas-guide-list {
  display: grid;
  gap: 8px;
}

.canvas-guide-item {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--main-surface-soft);
  font-size: 12px;
  color: var(--text-soft);
  line-height: 1.5;
}

.canvas-preset-card {
  display: grid;
  gap: 4px;
  text-align: left;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background:
    linear-gradient(135deg, rgba(59,130,246,.08), rgba(14,165,233,.04)),
    var(--main-surface);
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease-out-expo),
              border-color var(--duration-fast) var(--ease-out-expo),
              box-shadow var(--duration-fast) var(--ease-out-expo);
}

.canvas-preset-card:hover {
  transform: translateY(-1px);
  border-color: rgba(59,130,246,.35);
  box-shadow: 0 10px 24px rgba(59,130,246,.12);
}

.canvas-preset-card strong {
  font-size: 13px;
  color: var(--text);
}

.canvas-preset-card small {
  font-size: 11px;
  line-height: 1.45;
  color: var(--text-muted);
}

.canvas-project-card {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 12px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 14px;
  text-decoration: none;
  color: inherit;
  background: var(--main-surface);
  transition: all var(--duration-fast) var(--ease-out-expo);
}

.canvas-project-card:hover,
.canvas-project-card.active {
  border-color: rgba(59,130,246,0.45);
  background: var(--primary-soft);
}

.canvas-project-card .thumb {
  width: 64px;
  height: 64px;
  border-radius: 12px;
  overflow: hidden;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(59,130,246,.12), rgba(14,165,233,.06));
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 700;
}

.canvas-project-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.canvas-project-card .meta {
  min-width: 0;
  display: grid;
  align-content: center;
  gap: 4px;
}

.canvas-project-card .meta strong {
  font-size: 13px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.canvas-project-card .meta span,
.canvas-empty {
  font-size: 11px;
  color: var(--text-muted);
}

.canvas-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.canvas-workflow-steps {
  display: grid;
  gap: 8px;
}

.canvas-workflow-step {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--main-surface-soft);
  font-size: 13px;
  font-weight: 600;
}

.canvas-task-list {
  display: grid;
  gap: 10px;
  padding: 16px 18px 18px;
}

.canvas-task-card {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--main-surface);
}

.canvas-task-card .top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.canvas-task-card .top strong {
  font-size: 13px;
}

.canvas-task-card .meta {
  margin-top: 6px;
  font-size: 11px;
  color: var(--text-muted);
}

.canvas-task-card .steps {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.canvas-stage-wrap {
  min-width: 0;
  border: 1px solid rgba(15,23,42,.22);
  border-radius: 16px;
  background: #111827;
  box-shadow: var(--shadow-card);
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr;
}

body.canvas-immersive-active {
  overflow: hidden;
}

.canvas-stage-wrap.is-immersive {
  position: fixed;
  inset: 0;
  z-index: 1100;
  border-radius: 0;
  border: 0;
  width: 100vw;
  height: 100vh;
  max-width: none;
  box-shadow: none;
}

.canvas-stage-wrap.is-immersive .canvas-stage-shell {
  min-height: 0;
  height: 100%;
}

.canvas-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  background: rgba(15,23,42,.92);
  backdrop-filter: blur(10px);
}

.canvas-toolbar-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.canvas-node-quickbar {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border: 1px solid rgba(148,163,184,.18);
  border-radius: 12px;
  background: rgba(2,6,23,.38);
}

.canvas-node-quickbar-label {
  font-size: 11px;
  color: #cbd5e1;
  max-width: 180px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.canvas-toolbar-hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-right: 4px;
}

.canvas-toolbar .btn.is-active {
  border-color: rgba(59,130,246,.45);
  background: var(--primary-soft);
  color: var(--primary);
}

.canvas-fullscreen-btn {
  height: 46px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 0 18px;
  border: 1px solid rgba(20, 184, 166, 0.26);
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.98), rgba(15, 118, 110, 0.88));
  color: #ecfeff;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.01em;
  box-shadow: 0 12px 30px rgba(13, 148, 136, 0.18);
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease-out-expo), box-shadow var(--duration-fast) var(--ease-out-expo), border-color var(--duration-fast) var(--ease-out-expo);
}

.canvas-fullscreen-btn:hover {
  transform: translateY(-1px) scale(1.01);
  border-color: rgba(94, 234, 212, 0.52);
  box-shadow: 0 16px 36px rgba(13, 148, 136, 0.26);
}

.canvas-fullscreen-btn.is-active {
  background: linear-gradient(135deg, rgba(8, 47, 73, 0.98), rgba(14, 116, 144, 0.9));
  border-color: rgba(125, 211, 252, 0.56);
}

.canvas-fullscreen-btn svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.canvas-upload-btn {
  position: relative;
  overflow: hidden;
}

.canvas-stage-shell {
  position: relative;
  overflow: hidden;
  min-height: 620px;
  background:
    radial-gradient(circle at top left, rgba(20,184,166,.12), transparent 24%),
    radial-gradient(circle at bottom right, rgba(148,163,184,.08), transparent 22%),
    #0b1120;
}

.canvas-stage {
  --canvas-width: 10000px;
  --canvas-height: 8000px;
  --canvas-x: 0px;
  --canvas-y: 0px;
  --canvas-scale: 1;
  position: absolute;
  inset: 0;
  overflow: hidden;
  cursor: grab;
}

.canvas-stage:active {
  cursor: grabbing;
}

.canvas-grid,
.canvas-group-layer,
.canvas-items,
.canvas-selection {
  position: absolute;
  left: 0;
  top: 0;
  width: var(--canvas-width);
  height: var(--canvas-height);
  transform: translate(var(--canvas-x), var(--canvas-y)) scale(var(--canvas-scale));
  transform-origin: top left;
}

.canvas-grid {
  background-image:
    linear-gradient(rgba(148,163,184,.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148,163,184,.12) 1px, transparent 1px),
    linear-gradient(rgba(148,163,184,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148,163,184,.04) 1px, transparent 1px);
  background-size: 80px 80px, 80px 80px, 20px 20px, 20px 20px;
}

.canvas-item {
  position: absolute;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(15,23,42,.12);
  border: 1px solid rgba(255,255,255,.55);
  background: rgba(255,255,255,.82);
}

.canvas-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.canvas-item-text {
  display: grid;
  place-items: center;
  padding: 10px 14px;
  backdrop-filter: blur(12px);
  font-weight: 700;
  text-align: center;
}

.canvas-selection {
  border: 2px dashed rgba(59,130,246,.9);
  background: rgba(59,130,246,.12);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.4);
  pointer-events: none;
}

.canvas-group-layer,
.canvas-node-layer {
  position: absolute;
  left: 0;
  top: 0;
  width: var(--canvas-width);
  height: var(--canvas-height);
  transform: translate(var(--canvas-x), var(--canvas-y)) scale(var(--canvas-scale));
  transform-origin: top left;
}

.canvas-group-card {
  position: absolute;
  border: 1px dashed rgba(125,211,252,.5);
  border-radius: 20px;
  background: rgba(59,130,246,.06);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.03);
}

.canvas-group-card.active {
  border-color: rgba(34,197,94,.72);
  background: rgba(16,185,129,.08);
}

.canvas-group-head {
  position: absolute;
  left: 16px;
  top: -18px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(15,23,42,.92);
  color: #e2e8f0;
  border: 1px solid rgba(148,163,184,.18);
  font-size: 11px;
}

.canvas-group-action {
  border: 0;
  border-radius: 999px;
  padding: 4px 8px;
  background: rgba(59,130,246,.14);
  color: #bfdbfe;
  font-size: 10px;
  cursor: pointer;
}

.canvas-minimap {
  position: absolute;
  left: 18px;
  bottom: 18px;
  z-index: 15;
  display: grid;
  gap: 8px;
}

.canvas-minimap-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.canvas-minimap-toggle {
  border: 1px solid rgba(148,163,184,.2);
  border-radius: 999px;
  background: rgba(15,23,42,.92);
  color: #e2e8f0;
  font-size: 12px;
  padding: 8px 12px;
  cursor: pointer;
}

.canvas-minimap-help {
  width: 34px;
  height: 34px;
  border: 1px solid rgba(94, 234, 212, 0.38);
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(20, 184, 166, 0.88), rgba(14, 116, 144, 0.88));
  color: #f0fdfa;
  font-size: 16px;
  font-weight: 900;
  box-shadow: 0 10px 20px rgba(13, 148, 136, 0.18);
  cursor: pointer;
}

.canvas-minimap-panel {
  width: 200px;
  padding: 10px;
  border-radius: 16px;
  background: rgba(15,23,42,.92);
  border: 1px solid rgba(148,163,184,.18);
}

.canvas-minimap-stage {
  position: relative;
  width: 180px;
  height: 120px;
  border-radius: 12px;
  overflow: hidden;
  background:
    linear-gradient(rgba(148,163,184,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148,163,184,.08) 1px, transparent 1px),
    #0b1120;
  background-size: 18px 18px;
  cursor: pointer;
}

.canvas-minimap-node {
  position: absolute;
  border-radius: 4px;
  background: rgba(125,211,252,.58);
}

.canvas-minimap-node.active {
  background: rgba(34,197,94,.72);
}

.canvas-minimap-viewport {
  position: absolute;
  border: 1px solid rgba(255,255,255,.82);
  background: rgba(255,255,255,.08);
  border-radius: 4px;
  pointer-events: none;
}

.canvas-zoom-label {
  min-width: 52px;
  text-align: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-soft);
}

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

@media (max-width: 640px) {
  .canvas-actions {
    grid-template-columns: 1fr;
  }

  .canvas-stage-shell {
    min-height: 460px;
  }
}

.canvas-edges {
  position: absolute;
  left: 0;
  top: 0;
  width: var(--canvas-width);
  height: var(--canvas-height);
  transform: translate(var(--canvas-x), var(--canvas-y)) scale(var(--canvas-scale));
  transform-origin: top left;
}

.canvas-edge-path {
  cursor: default;
  pointer-events: none;
  filter: drop-shadow(0 0 5px rgba(20,184,166,.22));
}

.canvas-edge-hit {
  cursor: pointer;
  pointer-events: stroke;
}

.canvas-edge-path:hover {
  stroke: #5eead4;
  stroke-width: 4;
}

.canvas-node-card {
  position: absolute;
  width: 240px;
  min-height: 124px;
  padding: 10px 12px 12px;
  border-radius: 8px;
  border: 1px solid rgba(148,163,184,.24);
  background: linear-gradient(180deg, rgba(30,41,59,.98), rgba(15,23,42,.98));
  box-shadow: 0 14px 32px rgba(0,0,0,.28);
  text-align: left;
  display: grid;
  gap: 8px;
  cursor: grab;
  user-select: none;
  color: #e5e7eb;
}

.canvas-node-card.active {
  border-color: rgba(20,184,166,.72);
  box-shadow: 0 0 0 2px rgba(20,184,166,.18), 0 18px 38px rgba(0,0,0,.32);
}

.canvas-node-card.dragging {
  cursor: grabbing;
  box-shadow: 0 0 0 3px rgba(59,130,246,.16), 0 18px 36px rgba(15,23,42,.18);
}

body.canvas-node-dragging,
body.canvas-node-dragging * {
  user-select: none !important;
  -webkit-user-select: none !important;
}

.canvas-node-icon {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: rgba(20,184,166,.18);
  color: #5eead4;
  font-size: 11px;
  font-weight: 800;
}

.canvas-node-head {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.canvas-node-title {
  font-size: 12px;
  font-weight: 800;
  color: #f8fafc;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.canvas-node-status {
  margin-left: auto;
  padding: 2px 6px;
  border-radius: 999px;
  background: rgba(148,163,184,.12);
  color: #94a3b8;
  font-size: 9px;
  font-weight: 800;
  text-transform: uppercase;
}

.canvas-node-status.queued {
  background: rgba(245,158,11,.16);
  color: #fbbf24;
}

.canvas-node-status.running {
  background: rgba(59,130,246,.16);
  color: #93c5fd;
}

.canvas-node-status.done {
  background: rgba(20,184,166,.18);
  color: #5eead4;
}

.canvas-node-status.error {
  background: rgba(239,68,68,.18);
  color: #fca5a5;
}

.canvas-node-body {
  min-height: 34px;
  padding: 7px 8px;
  border-radius: 6px;
  background: rgba(2,6,23,.48);
  color: #94a3b8;
  font-size: 10px;
  line-height: 1.4;
  overflow: hidden;
  white-space: pre-wrap;
  word-break: break-word;
}

.canvas-node-ports {
  display: grid;
  gap: 7px;
}

.canvas-node-ports-in {
  justify-items: start;
}

.canvas-node-ports-out {
  justify-items: end;
}

.canvas-port {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #cbd5e1;
  font-size: 10px;
  line-height: 1;
  cursor: crosshair;
}

.canvas-node-title-input {
  min-width: 0;
  flex: 1;
  border: 0;
  background: transparent;
  color: #f8fafc;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.2;
  padding: 0;
  outline: none;
}

.canvas-node-delete-btn {
  border: 0;
  border-radius: 999px;
  padding: 4px 8px;
  background: rgba(239,68,68,.12);
  color: #fca5a5;
  font-size: 10px;
  cursor: pointer;
}

.canvas-node-inline-text,
.canvas-node-provider input,
.canvas-node-provider textarea,
.canvas-node-provider select {
  width: 100%;
  border: 1px solid rgba(148,163,184,.18);
  border-radius: 8px;
  background: rgba(2,6,23,.46);
  color: #e5e7eb;
  font-size: 11px;
  line-height: 1.45;
  padding: 8px 10px;
  outline: none;
}

.canvas-node-inline-text {
  min-height: 70px;
  resize: vertical;
}

.canvas-node-inline-text.is-script {
  min-height: 132px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.canvas-script-card,
.canvas-generator-panel {
  display: grid;
  gap: 8px;
  padding: 10px;
  border-radius: 10px;
  border: 1px solid rgba(148,163,184,.16);
  background: linear-gradient(180deg, rgba(15,23,42,.72), rgba(2,6,23,.5));
}

.canvas-script-card-top,
.canvas-generator-panel-head {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.canvas-script-card-top strong,
.canvas-generator-panel-head strong {
  color: #f8fafc;
  font-size: 11px;
}

.canvas-script-card-top span,
.canvas-generator-panel-head span {
  padding: 3px 7px;
  border-radius: 999px;
  background: rgba(20,184,166,.12);
  color: #99f6e4;
  font-size: 10px;
}

.canvas-script-card-body {
  color: #cbd5e1;
  font-size: 11px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}

.canvas-script-board {
  display: grid;
  gap: 8px;
}

.canvas-script-board-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.canvas-script-table,
.canvas-script-card-list {
  display: grid;
  gap: 8px;
}

.canvas-script-row,
.canvas-script-shot-card {
  display: grid;
  gap: 8px;
  padding: 10px;
  border: 1px solid rgba(148,163,184,.16);
  border-radius: 10px;
  background: rgba(2,6,23,.34);
}

.canvas-script-row {
  grid-template-columns: auto 24px 1fr 1.5fr;
  align-items: center;
}

.canvas-script-row input[type="text"] {
  width: 100%;
  border: 1px solid rgba(148,163,184,.18);
  border-radius: 8px;
  background: rgba(15,23,42,.6);
  color: #e5e7eb;
  padding: 8px 10px;
  font-size: 11px;
}

.canvas-script-row-index {
  color: #94a3b8;
  font-size: 11px;
  text-align: center;
}

.canvas-script-shot-card strong {
  color: #f8fafc;
  font-size: 12px;
}

.canvas-script-shot-card p {
  margin: 0;
  color: #cbd5e1;
  font-size: 11px;
  line-height: 1.5;
}

.canvas-generator-panel.is-image {
  border-color: rgba(59,130,246,.2);
}

.canvas-generator-panel.is-video {
  border-color: rgba(16,185,129,.22);
}

.canvas-generator-panel-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.canvas-node-media-row,
.canvas-node-media-preview,
.canvas-node-media-tools,
.canvas-node-provider,
.canvas-node-editor-actions,
.canvas-node-run-row,
.canvas-node-result {
  display: grid;
  gap: 8px;
}

.canvas-node-media-row {
  grid-template-columns: repeat(auto-fit, minmax(96px, 1fr));
}

.canvas-node-upload {
  display: grid;
  gap: 6px;
  padding: 8px;
  border: 1px dashed rgba(148,163,184,.24);
  border-radius: 8px;
  background: rgba(15,23,42,.42);
  color: #cbd5e1;
  font-size: 10px;
  cursor: pointer;
}

.canvas-node-media-item {
  display: grid;
  gap: 8px;
  padding: 8px;
  border: 1px solid rgba(148,163,184,.16);
  border-radius: 10px;
  background: rgba(2,6,23,.4);
}

.canvas-node-media-thumb {
  border-radius: 8px;
  overflow: hidden;
  background: rgba(15,23,42,.8);
  min-height: 84px;
}

.canvas-node-media-thumb img,
.canvas-node-media-thumb video,
.canvas-node-result video,
.canvas-node-result audio,
.canvas-media-lightbox-body img,
.canvas-media-lightbox-body video,
.canvas-media-lightbox-body audio {
  display: block;
  width: 100%;
  max-width: 100%;
}

.canvas-node-media-thumb img,
.canvas-node-result-grid img,
.canvas-media-lightbox-body img,
.canvas-media-lightbox-body video {
  object-fit: contain;
}

.canvas-node-video-placeholder {
  display: grid;
  place-items: center;
  min-height: 120px;
  color: #94a3b8;
  font-size: 11px;
}

.canvas-node-media-tools {
  grid-template-columns: 1fr repeat(3, auto);
  align-items: center;
}

.canvas-node-media-tools button,
.canvas-node-run-btn {
  border: 1px solid rgba(20,184,166,.22);
  border-radius: 8px;
  background: rgba(20,184,166,.12);
  color: #ccfbf1;
  font-size: 10px;
  padding: 6px 8px;
  cursor: pointer;
}

.canvas-node-result-tools {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.canvas-node-result-tools .is-download {
  padding: 8px 14px;
  border-color: rgba(34, 197, 94, 0.36);
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.24), rgba(20, 184, 166, 0.22));
  color: #ecfdf5;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 10px 18px rgba(22, 163, 74, 0.16);
}

.canvas-node-preview-frame {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  background: linear-gradient(180deg, rgba(2, 6, 23, 0.74), rgba(15, 23, 42, 0.92));
}

.canvas-node-provider span,
.canvas-node-result > span {
  color: #94a3b8;
  font-size: 10px;
}

.canvas-node-result.is-error .canvas-node-preview-frame {
  border-color: rgba(248,113,113,.38);
  background: rgba(127,29,29,.16);
}

.canvas-node-result.is-error .canvas-node-preview-empty strong,
.canvas-node-result.is-error > span {
  color: #fecaca;
}

.canvas-node-result.is-error .canvas-node-preview-empty small {
  color: #fca5a5;
}

.canvas-node-result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.canvas-node-result-grid img {
  border-radius: 8px;
  background: rgba(15,23,42,.72);
  aspect-ratio: 1 / 1;
}

.canvas-node-preview-frame.is-video video,
.canvas-node-result-grid img,
.canvas-media-lightbox-body video,
.canvas-media-lightbox-body img {
  will-change: transform;
  transform: translateZ(0);
  backface-visibility: hidden;
}

.canvas-node-result-image {
  padding: 0;
  border: 0;
  border-radius: 10px;
  overflow: hidden;
  background: transparent;
  cursor: pointer;
}

.canvas-node-result-image.is-active {
  box-shadow: 0 0 0 2px rgba(94, 234, 212, 0.48);
}

.canvas-node-card.is-script {
  border-color: rgba(244,114,182,.28);
}

.canvas-node-card.is-image-node {
  border-color: rgba(59,130,246,.24);
}

.canvas-node-card.is-video-node {
  border-color: rgba(16,185,129,.26);
}

.canvas-history-check {
  accent-color: #14b8a6;
}

.canvas-media-lightbox {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: grid;
  place-items: center;
  padding: 32px;
  background: rgba(2,6,23,.84);
  backdrop-filter: blur(8px);
}

.canvas-media-lightbox-shell {
  width: min(94vw, 1280px);
  max-height: 90vh;
  display: grid;
  gap: 12px;
}

.canvas-media-lightbox-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: #f8fafc;
}

.canvas-media-lightbox-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.canvas-media-lightbox-close {
  border: 0;
  border-radius: 999px;
  padding: 8px 14px;
  background: rgba(15,23,42,.92);
  color: #fff;
  cursor: pointer;
}

.canvas-media-lightbox-body {
  width: 100%;
  max-height: 88vh;
  overflow: auto;
  border-radius: 18px;
  background: rgba(15,23,42,.96);
  padding: 18px;
  box-shadow: 0 24px 64px rgba(0,0,0,.42);
  overscroll-behavior: contain;
}

.canvas-media-lightbox-body video {
  width: auto;
  min-width: min(100%, 960px);
  max-height: calc(88vh - 90px);
  margin: 0 auto;
}

.canvas-help-modal {
  position: fixed;
  inset: 0;
  z-index: 1400;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(2, 6, 23, 0.74);
  backdrop-filter: blur(10px);
}

.canvas-help-panel {
  width: min(760px, 92vw);
  max-height: 88vh;
  overflow: auto;
  border-radius: 24px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  background:
    radial-gradient(circle at top right, rgba(20, 184, 166, 0.18), transparent 26%),
    linear-gradient(180deg, rgba(15, 23, 42, 0.99), rgba(2, 6, 23, 0.98));
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.36);
  color: #e2e8f0;
}

.canvas-help-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 24px 14px;
}

.canvas-help-head span {
  display: inline-block;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #5eead4;
}

.canvas-help-head h2 {
  margin: 8px 0 0;
  font-size: 28px;
  line-height: 1.1;
  color: #f8fafc;
}

.canvas-help-close {
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.8);
  color: #f8fafc;
  padding: 8px 14px;
  cursor: pointer;
}

.canvas-help-body {
  display: grid;
  gap: 12px;
  padding: 0 24px 24px;
}

.canvas-help-section {
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(15, 23, 42, 0.68);
  border: 1px solid rgba(148, 163, 184, 0.12);
}

.canvas-help-section strong {
  display: block;
  margin-bottom: 6px;
  font-size: 15px;
  color: #f8fafc;
}

.canvas-help-section p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: #cbd5e1;
}

body.canvas-script-editor-open {
  overflow: hidden;
}

.canvas-script-modal {
  position: fixed;
  inset: 0;
  z-index: 1500;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(2,6,23,.82);
  backdrop-filter: blur(8px);
}

.canvas-script-modal.hidden {
  display: none;
}

.canvas-script-modal-panel {
  width: min(980px, 92vw);
  max-height: 90vh;
  display: grid;
  gap: 14px;
  padding: 20px;
  border-radius: 18px;
  background: rgba(15,23,42,.98);
  border: 1px solid rgba(148,163,184,.16);
  box-shadow: 0 24px 64px rgba(0,0,0,.42);
}

.canvas-script-modal-head,
.canvas-script-modal-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.canvas-script-modal textarea {
  width: 100%;
  min-height: 52vh;
  border: 1px solid rgba(148,163,184,.2);
  border-radius: 14px;
  background: rgba(2,6,23,.6);
  color: #e5e7eb;
  font: 13px/1.7 ui-monospace, SFMono-Regular, Menlo, monospace;
  padding: 14px 16px;
  resize: vertical;
  outline: none;
}

.canvas-port i {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: #0f172a;
  border: 2px solid #14b8a6;
  box-shadow: 0 0 0 3px rgba(20,184,166,.12);
}

.canvas-port:hover i {
  background: #5eead4;
}

.canvas-port.active i {
  background: #5eead4;
  border-color: #ccfbf1;
  box-shadow: 0 0 0 5px rgba(20,184,166,.22);
}

.canvas-step-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.canvas-step-preview {
  font-size: 11px;
  color: var(--primary);
  text-decoration: none;
}

.canvas-template-actions {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 8px;
}

.canvas-template-actions input {
  min-width: 0;
}

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

.canvas-template-chip {
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--main-surface);
  color: var(--text-soft);
  font-size: 12px;
  cursor: pointer;
}

.canvas-node-whitelist {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.canvas-node-editor-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.canvas-node-editor-head strong {
  display: block;
  font-size: 14px;
  color: var(--text);
}

.canvas-node-editor-meta {
  margin-top: 4px;
  font-size: 11px;
  color: var(--text-muted);
}

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

@media (max-width: 720px) {
  .canvas-generator-panel-grid {
    grid-template-columns: 1fr;
  }

  .canvas-script-row {
    grid-template-columns: 1fr;
  }

  .canvas-project-titlebar {
    align-items: stretch;
  }

  .canvas-project-titlebox,
  .canvas-project-titlebox input {
    width: 100%;
  }

  .canvas-fullscreen-btn {
    padding: 0 14px;
  }

  .canvas-help-head {
    flex-direction: column;
  }
}

.canvas-context-menu {
  position: fixed;
  z-index: 1400;
  width: 260px;
  max-height: min(520px, 80vh);
  overflow: auto;
  background: rgba(15,23,42,.98);
  border: 1px solid rgba(148,163,184,.24);
  border-radius: 10px;
  box-shadow: 0 18px 42px rgba(0,0,0,.34);
  padding: 8px;
  display: grid;
  gap: 4px;
}

.canvas-context-meta {
  padding: 4px 10px 2px;
  color: #e2e8f0;
  font-size: 10px;
  font-weight: 800;
}

.canvas-node-search {
  width: 100%;
  margin-bottom: 6px;
  padding: 8px 9px;
  border-radius: 8px;
  border: 1px solid rgba(148,163,184,.28);
  background: rgba(2,6,23,.72);
  color: #e5e7eb;
  font-size: 11px;
  outline: none;
}

.canvas-node-search:focus {
  border-color: rgba(20,184,166,.72);
}

.canvas-context-menu button {
  text-align: left;
  border: none;
  background: transparent;
  color: #e5e7eb;
  padding: 7px 9px;
  border-radius: 8px;
  cursor: pointer;
  display: grid;
  gap: 2px;
  font-size: 12px;
  line-height: 1.25;
}

.canvas-context-menu button span {
  color: #94a3b8;
  font-size: 9px;
  font-weight: 800;
}

.canvas-context-section {
  display: grid;
  gap: 4px;
}

.canvas-context-title {
  padding: 6px 10px 2px;
  color: #94a3b8;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.canvas-context-menu button:hover {
  background: rgba(20,184,166,.14);
  color: #ccfbf1;
}

/* ═══════════════════════════════════════
   User area tech-theme refinements
   ═══════════════════════════════════════ */

.credits-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr));
  gap: clamp(12px, 1.5vw, 18px);
  margin-bottom: clamp(16px, 2vw, 24px);
}

.credits-stat {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(16px, 2vw, 22px);
  background:
    radial-gradient(circle at 100% 0%, rgba(0,224,255,.16), transparent 38%),
    linear-gradient(145deg, rgba(255,255,255,.082), rgba(255,255,255,.032)),
    rgba(9, 12, 20, 0.76);
  box-shadow: var(--shadow-card);
}

.credits-stat::after {
  content: "";
  position: absolute;
  inset: auto 16px 14px auto;
  width: 46px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, var(--primary));
}

.credits-stat .label,
.credits-stat .sub {
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.credits-stat .value {
  margin: 8px 0 4px;
  color: #fff;
  font-size: clamp(28px, 4vw, 46px);
  font-weight: 900;
  letter-spacing: -.055em;
  line-height: 1;
}

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

.credits-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  background: rgba(255,255,255,.038);
}

.credits-item .icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: rgba(0,224,255,.12);
}

.credits-item .prompt {
  color: var(--text);
  font-weight: 800;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.credits-item .meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 5px;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 700;
}

.credits-item .cost {
  min-width: 70px;
  text-align: right;
  color: var(--primary-light);
  font-size: 18px;
  font-weight: 900;
}

.model-chip {
  display: grid;
  gap: 8px;
}

.model-chip label,
.model-chip .chip {
  border-color: var(--line);
  background: rgba(255,255,255,.045);
}

.media-card {
  position: relative;
  isolation: isolate;
}

.media-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  opacity: 0;
  background: radial-gradient(circle at 50% 0%, rgba(0,224,255,.22), transparent 54%);
  transition: opacity var(--duration-normal) var(--ease-out-expo);
}

.media-card:hover::after {
  opacity: 1;
}

.canvas-project-card,
.canvas-preset-card,
.canvas-task-card {
  border-color: var(--line);
  background:
    linear-gradient(145deg, rgba(255,255,255,.065), rgba(255,255,255,.026)),
    rgba(7, 10, 17, 0.72);
}

.canvas-project-card:hover,
.canvas-project-card.active,
.canvas-preset-card:hover,
.canvas-task-card:hover {
  border-color: rgba(0,224,255,.32);
  box-shadow: 0 0 34px rgba(0,224,255,.10);
}

.canvas-project-card .thumb {
  background:
    radial-gradient(circle at 40% 30%, rgba(0,224,255,.24), transparent 42%),
    rgba(255,255,255,.045);
}

@media (max-width: 640px) {
  .credits-item {
    grid-template-columns: 36px minmax(0, 1fr);
  }

  .credits-item .cost {
    grid-column: 2;
    text-align: left;
  }

  .canvas-template-actions {
    grid-template-columns: 1fr;
  }
}