/* ──────────────────────────────────────────────────────────────
   1. Tokens & Reset
   ────────────────────────────────────────────────────────────── */
:root {
  --color-bg: #f6f8fb;
  --color-surface: #ffffff;
  --color-surface-2: #f1f4f8;
  --color-surface-3: #e9eef5;
  --color-border: #e3e8ef;
  --color-border-strong: #cdd5df;
  --color-text: #0f2233;
  --color-text-muted: #4a5b6c;
  --color-text-subtle: #7a8a99;
  --color-primary: #0b8f87;
  --color-primary-hover: #097b74;
  --color-primary-soft: rgba(11, 143, 135, 0.08);
  --color-primary-ring: rgba(11, 143, 135, 0.18);
  --color-success: #2f9e6b;
  --color-success-soft: rgba(47, 158, 107, 0.10);
  --color-warning: #d98324;
  --color-warning-soft: rgba(217, 131, 36, 0.10);
  --color-danger: #d24b4b;
  --color-danger-soft: rgba(210, 75, 75, 0.10);
  --color-info: #4477c8;
  --color-info-soft: rgba(68, 119, 200, 0.10);

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-7: 32px;
  --space-8: 40px;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;

  --text-xs: 12px;
  --text-sm: 13px;
  --text-base: 14px;
  --text-md: 15px;
  --text-lg: 17px;
  --text-xl: 20px;
  --text-2xl: 24px;
  --text-3xl: 30px;

  --shadow-xs: 0 1px 2px rgba(15, 34, 51, 0.04);
  --shadow-sm: 0 2px 8px rgba(15, 34, 51, 0.06);
  --shadow-md: 0 12px 32px rgba(15, 34, 51, 0.12);
  --shadow-lg: 0 24px 64px rgba(15, 34, 51, 0.16);

  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);

  /* Backward-compatible aliases for legacy selectors/scripts. */
  --primary-color: var(--color-primary);
  --primary-hover: var(--color-primary-hover);
  --primary-light: var(--color-primary-soft);
  --primary-glow: var(--color-primary-ring);
  --bg-color: var(--color-bg);
  --card-bg: var(--color-surface);
  --text-main: var(--color-text);
  --text-sub: var(--color-text-muted);
  --text-on-dark: #e8f4f6;
  --border-radius: var(--radius-xl);
  --soft-border: var(--color-border);
  --border-color: var(--color-border);
  --shadow: var(--shadow-sm);
  --shadow-hover: var(--shadow-md);
  --glass-bg: var(--color-surface);
  --glass-border: var(--color-border);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background: var(--color-bg);
}

body {
  min-height: 100vh;
  height: 100vh;
  display: flex;
  overflow: hidden;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: 'Noto Sans SC', 'PingFang SC', 'Hiragino Sans GB', sans-serif;
  font-size: var(--text-base);
  line-height: 1.5;
}

body.auth-locked {
  display: block;
  height: 100vh;
  overflow: hidden;
}

body.auth-locked > aside,
body.auth-locked > main {
  display: none !important;
  visibility: hidden;
  pointer-events: none;
}

body::before,
body::after {
  content: none;
}

::selection {
  background: var(--color-primary-ring);
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: rgba(15, 34, 51, 0.04);
  border-radius: 999px;
}

::-webkit-scrollbar-thumb {
  background: rgba(74, 91, 108, 0.25);
  border-radius: 999px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(74, 91, 108, 0.42);
}

.hidden { display: none !important; }
.muted-text { color: var(--color-text-subtle); }

/* ──────────────────────────────────────────────────────────────
   2. Layout shell (body / aside / header / main)
   ────────────────────────────────────────────────────────────── */
aside {
  width: 288px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  background: #142a36;
  color: var(--text-on-dark);
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 10px 0 28px rgba(8, 20, 28, 0.16);
  z-index: 10;
}

aside ::-webkit-scrollbar-track { background: rgba(255, 255, 255, 0.04); }
aside ::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.16); }
aside ::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.26); }

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 26px 24px 22px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.10);
  color: #f1fbfd;
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand i { color: #5dd6cf; }

.menu {
  flex: 1;
  overflow-y: auto;
  padding: 16px 12px 20px;
}

.menu-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: 6px;
  padding: 11px 14px 11px 16px;
  border-radius: var(--radius-md);
  color: rgba(232, 244, 246, 0.78);
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  font-size: var(--text-md);
  font-weight: 600;
  transition: var(--transition-fast);
}

.menu-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  bottom: 9px;
  width: 3px;
  border-radius: 999px;
  background: transparent;
}

.menu-item:hover {
  background: rgba(255, 255, 255, 0.07);
  color: #ffffff;
}

.menu-item.active {
  background: rgba(11, 143, 135, 0.16);
  color: #ffffff;
  border-color: rgba(11, 143, 135, 0.22);
}

.menu-item.active::before {
  background: var(--color-primary);
}

.menu-item i {
  width: 22px;
  text-align: center;
  opacity: 0.92;
}

main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

header {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: 16px 28px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-xs);
}

header h2 {
  color: var(--color-text);
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--text-2xl);
  font-weight: 650;
  letter-spacing: -0.02em;
}

.remote-switch {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px 6px 8px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface-2);
  color: var(--color-text-muted);
  box-shadow: var(--shadow-xs);
  font-size: var(--text-sm);
}

.remote-meta {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.remote-meta strong {
  color: var(--color-text);
  font-weight: 650;
}

.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  inset: 0;
  cursor: pointer;
  border-radius: 999px;
  background: #bbc6c8;
  transition: var(--transition-fast);
}

.slider::before {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  left: 3px;
  top: 3px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 4px rgba(15, 34, 51, 0.22);
  transition: var(--transition-fast);
}

.switch input:checked + .slider { background: var(--color-primary); }
.switch input:checked + .slider::before { transform: translateX(20px); }

.content-area {
  flex: 1;
  overflow-y: auto;
  padding: 28px;
}

/* ──────────────────────────────────────────────────────────────
   3. Primitives (button / input / badge / chip / pill)
   ────────────────────────────────────────────────────────────── */
label {
  color: #2a4558;
  font-size: var(--text-sm);
  font-weight: 650;
  letter-spacing: 0.01em;
}

input[type="text"],
input[type="password"],
input[type="file"],
input[type="number"],
select,
textarea {
  width: 100%;
  height: 40px;
  padding: 9px 12px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  outline: none;
  background: var(--color-surface);
  color: var(--color-text);
  font: inherit;
  font-size: var(--text-base);
  transition: var(--transition-fast);
}

textarea {
  min-height: 220px;
  resize: vertical;
  font-family: 'JetBrains Mono', 'Cascadia Mono', Consolas, Monaco, monospace;
  line-height: 1.6;
}

input::placeholder,
textarea::placeholder {
  color: var(--color-text-subtle);
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-ring);
  background: #fff;
}

.form-grid {
  display: grid;
  gap: var(--space-5);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-group small {
  color: var(--color-text-subtle);
  font-size: var(--text-xs);
  line-height: 1.45;
}

.form-group-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.form-section {
  grid-column: 1 / -1;
  margin-top: var(--space-1);
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
}

.section-title {
  color: var(--color-text);
  font-size: var(--text-md);
  font-weight: 700;
}

.subsection-title {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 650;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  width: fit-content;
  min-height: 40px;
  padding: 9px 16px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  background: var(--color-primary);
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-size: var(--text-base);
  font-weight: 650;
  letter-spacing: 0.01em;
  text-decoration: none;
  box-shadow: var(--shadow-xs);
  transition: var(--transition-fast);
}

.btn:hover {
  background: var(--color-primary-hover);
  box-shadow: var(--shadow-sm);
}

.btn:active { transform: translateY(1px); }

.btn:disabled {
  background: #c8d4da;
  color: #8a9aa5;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border-strong);
}

.btn-secondary:hover {
  background: var(--color-surface-2);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  border-color: transparent;
  box-shadow: none;
}

.btn-ghost:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.btn-danger {
  background: var(--color-danger);
  color: #fff;
}

.btn-danger:hover { background: #b93e3e; }

.btn.btn-compact,
.btn-sm {
  min-height: 34px;
  padding: 7px 11px;
  font-size: var(--text-sm);
}

.btn-xs {
  min-height: 28px;
  padding: 4px 8px;
  font-size: var(--text-xs);
}

.tag-input {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
}

.tag-controls {
  display: flex;
  gap: var(--space-3);
  align-items: center;
  flex-wrap: wrap;
}

.tag-controls input {
  flex: 1 1 240px;
  min-width: 180px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.tag,
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: var(--text-xs);
  font-weight: 700;
}

.tag {
  background: var(--color-primary-soft);
  color: #0b6b66;
  border-color: rgba(11, 143, 135, 0.18);
}

.tag button {
  border: 0;
  background: transparent;
  color: var(--color-primary);
  cursor: pointer;
}

.status-success,
.status-badge.status-success {
  background: var(--color-success-soft);
  color: var(--color-success);
  border-color: rgba(47, 158, 107, 0.20);
}

.status-fail,
.status-badge.status-fail {
  background: var(--color-danger-soft);
  color: var(--color-danger);
  border-color: rgba(210, 75, 75, 0.20);
}

.status-running,
.status-badge.status-running {
  background: var(--color-info-soft);
  color: var(--color-info);
  border-color: rgba(68, 119, 200, 0.20);
}

.status-pending,
.status-badge.status-pending {
  background: var(--color-warning-soft);
  color: var(--color-warning);
  border-color: rgba(217, 131, 36, 0.20);
}

/* ──────────────────────────────────────────────────────────────
   4. Patterns (card / modal / toast / table / progress / tabs)
   ────────────────────────────────────────────────────────────── */
.tool-card {
  display: none;
  width: min(1120px, 100%);
  max-width: 1120px;
  margin: 0 auto;
  padding: 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  animation: fadeIn 0.25s ease;
}

.tool-card.active { display: block; }

.premium-card {
  padding: 20px 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

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

.card-header {
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border);
}

.card-header h3 {
  margin-bottom: var(--space-2);
  color: var(--color-text);
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--text-2xl);
  font-weight: 750;
  letter-spacing: -0.02em;
}

.card-header p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.65;
}

.tabs-container { margin-bottom: var(--space-5); }

.tabs-header {
  display: flex;
  gap: var(--space-2);
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-5);
  overflow-x: auto;
  border-bottom: 1px solid var(--color-border);
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 9px 14px;
  border: 0;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  font-weight: 650;
  white-space: nowrap;
  transition: var(--transition-fast);
}

.tab-btn:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.tab-btn.active {
  background: var(--color-primary);
  color: #fff;
}

.tab-content { display: none; animation: fadeIn 0.2s ease; }
.tab-content.active { display: block; }

.result-box {
  display: none;
  margin-top: var(--space-6);
  max-height: 400px;
  overflow-y: auto;
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  color: var(--color-text);
  white-space: pre-wrap;
  word-break: break-word;
  font-family: Consolas, Monaco, monospace;
  font-size: var(--text-sm);
}

.result-box.error {
  border-left-color: var(--color-danger);
  background: #fff5f5;
  color: #b93e3e;
}

.progress-wrapper {
  display: none;
  margin-top: var(--space-6);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
}

.progress-info,
.progress-detail {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.progress-detail {
  display: block;
  margin-top: 6px;
  margin-bottom: var(--space-2);
  font-size: var(--text-xs);
}

.progress-track {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--color-border);
}

.progress-bar {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: var(--color-primary);
  transition: width 0.3s ease;
}

.table-wrapper {
  overflow: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.data-table th,
.data-table td {
  padding: 11px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--color-border);
}

.data-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--color-surface-2);
  color: var(--color-text);
  font-size: var(--text-sm);
  font-weight: 700;
}

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

.action-buttons {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.task-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin: var(--space-3) 0;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.task-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
  background: rgba(15, 34, 51, 0.45);
}

.modal-overlay.active { display: flex; }

.modal {
  width: 90%;
  max-width: 1100px;
  height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  box-shadow: var(--shadow-md);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface-2);
}

.modal-header h3 {
  color: var(--color-text);
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--text-xl);
}

.modal-body {
  flex: 1;
  overflow: auto;
  padding: 0;
}

.modal-body pre,
#eapDebugOutputContent {
  color: var(--color-text) !important;
  background: var(--color-surface-2) !important;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md) !important;
  padding: var(--space-4) !important;
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
}

.toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.toast {
  min-width: 300px;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: var(--shadow-md);
  animation: slideIn 0.22s ease;
}

.toast i {
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: var(--color-success-soft);
  color: var(--color-success);
  font-size: var(--text-sm);
}

.toast.error i {
  background: var(--color-danger-soft);
  color: var(--color-danger);
}

.toast.warning i {
  background: var(--color-warning-soft);
  color: var(--color-warning);
}

@keyframes slideIn {
  from { transform: translateX(120%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ──────────────────────────────────────────────────────────────
   5. Tools
   ────────────────────────────────────────────────────────────── */
#tool-dify { max-width: 1100px; }
#tool-dify .dify-grid { grid-template-columns: minmax(320px, 1fr) auto; align-items: end; gap: var(--space-4); }
#tool-dify .dify-actions { display: flex; justify-content: flex-end; }
#tool-dify .dify-actions .btn { min-width: 180px; }
#tool-dify #progDify,
#tool-dify #resDify { margin-top: var(--space-4); }

#tool-async { max-width: 1450px; }
#tool-async .async-meta {
  margin: var(--space-4) 0;
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
}
#tool-async #asyncProgress { margin-top: var(--space-3); margin-bottom: var(--space-3); }
#tool-async .async-list-heading {
  margin: 22px 0 14px;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
}
#tool-async .async-list-heading h3 {
  color: var(--color-text);
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--text-xl);
}
#tool-async .async-table-wrap {
  overflow: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}
#tool-async #asyncTaskTable th:nth-child(1) { min-width: 170px; }
#tool-async #asyncTaskTable th:nth-child(3) { min-width: 220px; }
#tool-async #asyncTaskTable th:nth-child(7) { min-width: 170px; }
#tool-async #asyncTaskTable th:nth-child(8) { min-width: 190px; }
#tool-async #asyncTaskTable td:last-child .btn { padding: 7px 10px; font-size: var(--text-sm); }

/* Character database tool */
.character-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: flex-end;
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
}
.character-toolbar .form-group { flex: 1 1 360px; min-width: 240px; }
.character-layout {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: minmax(420px, 1fr) minmax(520px, 1.35fr);
  align-items: start;
}
.character-list-panel,
.character-detail-panel {
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}
.character-list-panel .card-header,
.character-detail-panel .card-header { margin-top: 0; }
.character-list-panel .table-wrapper { max-height: 620px; }
.character-list-panel .data-table { table-layout: fixed; min-width: 980px; }
.character-list-panel .data-table th,
.character-list-panel .data-table td { word-break: break-word; }
.character-list-panel .data-table th:last-child,
.character-list-panel .data-table td:last-child { width: 160px; }
#characterTable th,
#characterTable td { padding: 8px 11px; }
.character-list-panel .action-buttons { flex-wrap: wrap; gap: 6px; }
.character-list-panel .action-buttons .btn-compact { padding: 6px 9px; font-size: var(--text-sm); }
.character-detail-panel { position: sticky; top: 16px; }
.character-row-selected { background: #e8f4f2; }
.character-actions,
.character-stage-actions { display: flex; gap: var(--space-3); flex-wrap: wrap; align-items: center; }
.character-stage-actions { margin-top: 14px; }
.character-grid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.character-grid .structured-editor { grid-column: 1 / -1; }
.character-grid .structured-editor .data-table { min-width: 920px; }
.character-grid .structured-editor .data-table th,
.character-grid .structured-editor .data-table td { white-space: nowrap; vertical-align: middle; padding: 8px 10px; }
.character-grid .structured-editor .data-table td:last-child { width: 96px; }
.character-grid .structured-editor .data-table input[type="text"] { min-width: 140px; padding: 7px 9px; font-size: var(--text-sm); }
.female-detail-grid,
.male-detail-grid { display: grid; gap: var(--space-4); width: 100%; grid-column: 1 / -1; }
.female-detail-grid { grid-template-columns: repeat(3, minmax(220px, 1fr)); }
.male-detail-grid { grid-template-columns: repeat(3, minmax(180px, 1fr)); }

/* ── 5.1 tool-eap-workbench ── */
#tool-eap-workbench {
  width: min(1720px, 100%);
  max-width: 1720px;
  padding: var(--space-5);
  background: var(--color-surface);
  color: var(--color-text);
}

#tool-eap-workbench .card-header h3 { color: var(--color-text); }
#tool-eap-workbench .card-header p { color: var(--color-text-muted); }

#tool-eap-workbench .eap-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(360px, 0.9fr);
  gap: var(--space-5);
  margin-top: var(--space-5);
}

#tool-eap-workbench .eap-column {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

#tool-eap-workbench .eap-panel {
  background: var(--color-surface);
  color: var(--color-text);
}

#tool-eap-workbench .eap-panel-head,
#tool-eap-workbench .eap-debug-summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

#tool-eap-workbench .eap-debug-summary {
  margin-bottom: 0;
  padding: var(--space-5) var(--space-6);
  cursor: pointer;
  user-select: none;
}

#tool-eap-workbench details.eap-debug-panel {
  padding: 0;
}

#tool-eap-workbench details.eap-debug-panel > summary { list-style: none; }
#tool-eap-workbench details.eap-debug-panel > summary::-webkit-details-marker { display: none; }

#tool-eap-workbench .eyebrow {
  display: inline-block;
  margin-bottom: 6px;
  color: var(--color-text-subtle);
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

#tool-eap-workbench h4 {
  color: var(--color-text);
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--text-lg);
  font-weight: 700;
}

#tool-eap-workbench .eap-panel-note,
#tool-eap-workbench .eap-export-note {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.55;
}

#tool-eap-workbench .eap-status-pill,
#tool-eap-workbench .eap-debug-runner-status,
#tool-eap-workbench .eap-anchor-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border: 1px solid rgba(68, 119, 200, 0.20);
  border-radius: 999px;
  background: var(--color-info-soft);
  color: var(--color-info);
  font-size: var(--text-sm);
  font-weight: 700;
}

#tool-eap-workbench .eap-debug-runner-status.is-error {
  background: var(--color-danger-soft);
  color: var(--color-danger);
  border-color: rgba(210, 75, 75, 0.2);
}

#tool-eap-workbench .eap-upload-form,
#tool-eap-workbench .eap-character-shell,
#tool-eap-workbench .eap-doc-panel,
#tool-eap-workbench .eap-step { min-width: 0; }

#tool-eap-workbench .eap-dropzone {
  position: relative;
  display: block;
  padding: var(--space-6);
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
  cursor: pointer;
  transition: var(--transition-fast);
}

#tool-eap-workbench .eap-dropzone:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

#tool-eap-workbench .eap-dropzone input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

#tool-eap-workbench .eap-dropzone-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-2);
  color: var(--color-text-muted);
}

#tool-eap-workbench .eap-dropzone-copy strong { color: var(--color-text); }
#tool-eap-workbench .eap-dropzone-copy i { color: var(--color-primary); font-size: 26px; }

#tool-eap-workbench .eap-upload-actions,
#tool-eap-workbench .eap-pipeline-actions,
#tool-eap-workbench .eap-export-actions,
#tool-eap-workbench .eap-debug-footer {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

#tool-eap-workbench .eap-debug-footer { justify-content: flex-end; }

#tool-eap-workbench .eap-saved-workspaces,
#tool-eap-workbench .eap-anchor-details,
#tool-eap-workbench .eap-debug-snapshot,
#tool-eap-workbench .eap-debug-step-runner,
#tool-eap-workbench .eap-debug-log-panel,
#tool-eap-workbench .eap-doc-panel,
#tool-eap-workbench .eap-character-detail {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
}

#tool-eap-workbench .eap-saved-workspaces {
  margin-top: var(--space-4);
  padding: var(--space-4);
}

#tool-eap-workbench .eap-saved-head,
#tool-eap-workbench .eap-debug-runner-head,
#tool-eap-workbench .eap-debug-log-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

#tool-eap-workbench .eap-saved-head span,
#tool-eap-workbench .eap-debug-runner-head span,
#tool-eap-workbench .eap-debug-metrics span,
#tool-eap-workbench .eap-debug-log-head span {
  display: block;
  margin-top: 3px;
  color: var(--color-text-subtle);
  font-size: var(--text-xs);
}

#tool-eap-workbench .eap-saved-list {
  display: grid;
  gap: var(--space-2);
  max-height: 280px;
  overflow: auto;
}

#tool-eap-workbench .eap-saved-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-2) var(--space-3);
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

#tool-eap-workbench .eap-saved-item.active {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

#tool-eap-workbench .eap-saved-title strong,
#tool-eap-workbench .eap-saved-title span {
  display: block;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#tool-eap-workbench .eap-saved-title span,
#tool-eap-workbench .eap-saved-meta {
  color: var(--color-text-subtle);
  font-size: var(--text-xs);
}

#tool-eap-workbench .eap-saved-meta {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

#tool-eap-workbench .eap-novel-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-4);
}

#tool-eap-workbench .eap-metric-card,
#tool-eap-workbench .eap-character-item,
#tool-eap-workbench .eap-debug-metrics div,
#tool-eap-workbench .eap-debug-step-row,
#tool-eap-workbench .eap-debug-llm-row,
#tool-eap-workbench .eap-anchor-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

#tool-eap-workbench .eap-metric-card { padding: var(--space-3) var(--space-4); }
#tool-eap-workbench .metric-label {
  display: block;
  margin-bottom: 6px;
  color: var(--color-text-subtle);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
#tool-eap-workbench .eap-metric-card strong { color: var(--color-text); font-size: var(--text-md); }

#tool-eap-workbench .eap-stepper {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: var(--space-3);
}

#tool-eap-workbench .eap-step {
  position: relative;
  overflow: hidden;
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-left: 3px solid transparent;
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
}

#tool-eap-workbench .eap-step.is-active {
  border-color: rgba(217, 131, 36, 0.25);
  border-left-color: var(--color-warning);
  background: var(--color-warning-soft);
}

#tool-eap-workbench .eap-step.is-done {
  border-color: rgba(47, 158, 107, 0.24);
  border-left-color: var(--color-success);
  background: var(--color-success-soft);
}

#tool-eap-workbench .eap-step-index {
  display: inline-flex;
  margin-bottom: var(--space-3);
  color: var(--color-text-subtle);
  font-family: 'Space Grotesk', sans-serif;
  font-size: var(--text-xs);
  font-weight: 700;
}

#tool-eap-workbench .eap-step strong { display: block; margin-bottom: 6px; color: var(--color-text); }
#tool-eap-workbench .eap-step p { color: var(--color-text-muted); font-size: var(--text-sm); line-height: 1.45; }

#tool-eap-workbench #progEapWorkbench {
  display: block;
  margin-top: var(--space-4);
}

#tool-eap-workbench .eap-comparison-toolbar {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--space-3);
  align-items: end;
}
#tool-eap-workbench .eap-comparison-toolbar .form-group:nth-child(1) { grid-column: span 3; }
#tool-eap-workbench .eap-comparison-toolbar .form-group:nth-child(2) { grid-column: span 5; }
#tool-eap-workbench .eap-comparison-toolbar .form-group:nth-child(3) { grid-column: span 2; }
#tool-eap-workbench .eap-comparison-toolbar .form-group:nth-child(4) { grid-column: span 2; }
#tool-eap-workbench .eap-inline-actions { grid-column: span 2; display: flex; justify-content: flex-end; }

#tool-eap-workbench .eap-level-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-4) 0;
}

#tool-eap-workbench .legend-chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  font-weight: 700;
}

#tool-eap-workbench .legend-chip.level-1 { border-color: rgba(68, 119, 200, 0.18); background: var(--color-info-soft); color: var(--color-info); }
#tool-eap-workbench .legend-chip.level-2 { border-color: rgba(217, 131, 36, 0.18); background: var(--color-warning-soft); color: var(--color-warning); }
#tool-eap-workbench .legend-chip.level-3 { border-color: rgba(210, 75, 75, 0.18); background: var(--color-danger-soft); color: var(--color-danger); }

#tool-eap-workbench .eap-compare-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

#tool-eap-workbench .eap-doc-panel {
  overflow: hidden;
}

#tool-eap-workbench .eap-doc-panel header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  box-shadow: none;
}

#tool-eap-workbench .eap-doc-panel header span {
  color: var(--color-text-subtle);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

#tool-eap-workbench .eap-doc-body {
  height: 560px;
  overflow: auto;
  padding: var(--space-5);
  color: var(--color-text);
  background: var(--color-surface);
  font-size: var(--text-md);
  line-height: 1.8;
  white-space: pre-wrap;
  word-break: break-word;
  scroll-behavior: smooth;
}

#tool-eap-workbench .eap-doc-body p + p { margin-top: 1rem; }

#tool-eap-workbench .eap-highlight {
  display: inline;
  padding: 0.08rem 0.18rem;
  border-radius: 0.4rem;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}
#tool-eap-workbench .eap-highlight.level-1 { background: rgba(68, 119, 200, 0.12); box-shadow: inset 0 0 0 1px rgba(68, 119, 200, 0.20); }
#tool-eap-workbench .eap-highlight.level-2 { background: rgba(217, 131, 36, 0.14); box-shadow: inset 0 0 0 1px rgba(217, 131, 36, 0.22); }
#tool-eap-workbench .eap-highlight.level-3 { background: rgba(210, 75, 75, 0.12); box-shadow: inset 0 0 0 1px rgba(210, 75, 75, 0.22); }

#tool-eap-workbench .eap-anchor-details {
  margin-top: var(--space-4);
  overflow: hidden;
}
#tool-eap-workbench .eap-anchor-summary {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  cursor: pointer;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 700;
  user-select: none;
  background: var(--color-surface);
}
#tool-eap-workbench .eap-anchor-summary:hover { color: var(--color-primary); }
#tool-eap-workbench .eap-anchor-badge { padding: 1px 7px; font-size: var(--text-xs); }
#tool-eap-workbench .eap-anchor-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-height: 280px;
  overflow-y: auto;
  padding: var(--space-3);
}
#tool-eap-workbench .eap-anchor-item { display: flex; align-items: flex-start; gap: var(--space-2); padding: var(--space-2) var(--space-3); font-size: var(--text-xs); }
#tool-eap-workbench .eap-anchor-level { flex-shrink: 0; }
#tool-eap-workbench .eap-anchor-info { display: flex; flex-direction: column; gap: 2px; }
#tool-eap-workbench .eap-anchor-text { color: var(--color-text); font-family: 'JetBrains Mono', monospace; font-size: var(--text-xs); word-break: break-all; }
#tool-eap-workbench .eap-anchor-reason { color: var(--color-text-subtle); font-size: var(--text-xs); }

#tool-eap-workbench .eap-character-shell {
  display: grid;
  grid-template-columns: minmax(150px, 0.42fr) minmax(0, 1fr);
  gap: var(--space-3);
  align-items: stretch;
  min-width: 0;
}
#tool-eap-workbench .eap-character-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-height: 770px;
  min-width: 0;
  overflow: auto;
  padding-right: var(--space-1);
}
#tool-eap-workbench .eap-character-item {
  width: 100%;
  min-width: 0;
  padding: var(--space-3);
  border: 0;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: var(--transition-fast);
}
#tool-eap-workbench .eap-character-item:hover,
#tool-eap-workbench .eap-character-item.active {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}
#tool-eap-workbench .eap-character-item strong { display: block; margin-bottom: 6px; color: var(--color-text); }
#tool-eap-workbench .eap-character-item span { display: block; color: var(--color-text-muted); font-size: var(--text-sm); line-height: 1.5; }
#tool-eap-workbench .eap-character-detail {
  min-width: 0;
  min-height: 520px;
  max-height: 770px;
  overflow: auto;
  padding: var(--space-5);
}
#tool-eap-workbench .eap-character-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-4);
  min-width: 0;
  margin-bottom: var(--space-4);
}
#tool-eap-workbench .eap-character-head > div {
  min-width: 0;
}
#tool-eap-workbench .eap-character-head h5 {
  margin-bottom: 6px;
  color: var(--color-text);
  font-size: var(--text-lg);
  overflow-wrap: anywhere;
}
#tool-eap-workbench .eap-character-head p,
#tool-eap-workbench .eap-character-block p {
  color: var(--color-text-muted);
  line-height: 1.55;
  overflow-wrap: anywhere;
}
#tool-eap-workbench .eap-character-block + .eap-character-block { margin-top: var(--space-4); }
#tool-eap-workbench .eap-character-block h6 { margin-bottom: var(--space-3); color: var(--color-text-subtle); font-size: var(--text-xs); letter-spacing: 0.12em; text-transform: uppercase; }
#tool-eap-workbench .eap-tag-grid { display: flex; flex-wrap: wrap; gap: var(--space-2); min-width: 0; }
#tool-eap-workbench .eap-tag {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  padding: 6px 10px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  white-space: normal;
  overflow-wrap: anywhere;
}
#tool-eap-workbench .eap-empty-state {
  min-height: 160px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  color: var(--color-text-subtle);
  text-align: center;
}
#tool-eap-workbench .eap-empty-state i { font-size: 28px; }

#tool-eap-workbench .eap-debug-header-controls,
#tool-eap-workbench .eap-debug-toggle-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
#tool-eap-workbench .eap-debug-toggle-label { color: var(--color-text-muted); font-size: var(--text-sm); cursor: pointer; }
#tool-eap-workbench .eap-debug-body { padding: 0 var(--space-6) var(--space-5); }
#tool-eap-workbench .eap-debug-snapshot,
#tool-eap-workbench .eap-debug-step-runner,
#tool-eap-workbench .eap-debug-log-panel { padding: var(--space-4); margin-bottom: var(--space-4); }
#tool-eap-workbench .eap-debug-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: var(--space-3);
}
#tool-eap-workbench .eap-debug-metrics div { padding: var(--space-3); }
#tool-eap-workbench .eap-debug-metrics strong {
  display: block;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-top: 3px;
  color: var(--color-text);
}
#tool-eap-workbench .eap-debug-step-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(138px, 1fr));
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}
#tool-eap-workbench .eap-debug-runner-output pre {
  max-height: 260px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0;
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--text-xs);
  line-height: 1.55;
}
#tool-eap-workbench .eap-debug-runner-output pre.is-error {
  border-color: rgba(210, 75, 75, 0.24);
  background: var(--color-danger-soft);
  color: var(--color-danger);
}
#tool-eap-workbench .eap-debug-step-list { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-4); }
#tool-eap-workbench .eap-debug-step-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
}
#tool-eap-workbench .eap-debug-step-row[data-status="FAILED"] { border-color: rgba(210, 75, 75, 0.24); background: var(--color-danger-soft); }
#tool-eap-workbench .eap-debug-step-icon { flex-shrink: 0; width: 22px; text-align: center; }
#tool-eap-workbench .eap-debug-step-num { flex-shrink: 0; color: var(--color-text-subtle); font-family: 'JetBrains Mono', monospace; font-size: var(--text-xs); }
#tool-eap-workbench .eap-debug-step-name { flex: 1; min-width: 0; font-weight: 700; }
#tool-eap-workbench .eap-debug-step-name small {
  display: block;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-top: 2px;
  color: var(--color-text-subtle);
  font-size: var(--text-xs);
  font-weight: 400;
}
#tool-eap-workbench .eap-debug-step-meta { color: var(--color-text-subtle); font-size: var(--text-xs); white-space: nowrap; }
#tool-eap-workbench .eap-debug-step-meta small { display: block; margin-top: 2px; font-size: 11px; }
#tool-eap-workbench .eap-debug-step-actions { display: flex; gap: 6px; flex-shrink: 0; }
#tool-eap-workbench .eap-debug-help { display: flex; gap: var(--space-2); margin-bottom: var(--space-3); color: var(--color-text-muted); font-size: var(--text-xs); line-height: 1.5; }
#tool-eap-workbench .eap-debug-llm-list { display: grid; gap: var(--space-2); max-height: 220px; overflow: auto; }
#tool-eap-workbench .eap-debug-llm-row {
  display: grid;
  grid-template-columns: minmax(150px, 1fr) 64px 46px 80px 80px 96px;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
}
#tool-eap-workbench .eap-debug-llm-row[data-status="ERROR"] { border-color: rgba(210, 75, 75, 0.24); background: var(--color-danger-soft); }
#tool-eap-workbench .eap-debug-llm-key,
#tool-eap-workbench .eap-debug-llm-row code {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
#tool-eap-workbench .eap-debug-llm-key { color: var(--color-text); font-weight: 700; }

/* ── 5.2 tool-character-chat ── */
#tool-character-chat {
  width: min(1600px, 98%);
  max-width: 1600px;
  padding: var(--space-6);
}
#tool-character-chat .character-chat-layout {
  display: grid;
  grid-template-columns: minmax(380px, 440px) 1fr;
  gap: var(--space-6);
  align-items: start;
}
#tool-character-chat .character-chat-sidebar { display: flex; flex-direction: column; gap: var(--space-4); }
#tool-character-chat .sidebar-panel { padding: var(--space-5); }
#tool-character-chat .panel-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}
#tool-character-chat .panel-heading h4 {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
  color: var(--color-text);
  font-size: var(--text-lg);
}
#tool-character-chat .heading-actions { display: flex; gap: 6px; }
#tool-character-chat .btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  border: 0;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: var(--transition-fast);
}
#tool-character-chat .btn-icon:hover { background: var(--color-primary-soft); color: var(--color-primary); }
#tool-character-chat .chat-persona-list,
#tool-character-chat .character-chat-session-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-height: 320px;
  overflow-y: auto;
  padding-right: var(--space-1);
}
#tool-character-chat .character-chat-session-list { max-height: 280px; }
#tool-character-chat .chat-persona-item,
#tool-character-chat .chat-session-item {
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  cursor: pointer;
  transition: var(--transition-fast);
}
#tool-character-chat .chat-persona-item { display: flex; gap: var(--space-3); align-items: center; }
#tool-character-chat .chat-persona-item:hover,
#tool-character-chat .chat-session-item:hover { border-color: var(--color-primary); background: var(--color-primary-soft); }
#tool-character-chat .chat-persona-item.active,
#tool-character-chat .chat-session-item.active { border-color: var(--color-primary); background: var(--color-primary-soft); box-shadow: inset 3px 0 0 var(--color-primary); }
#tool-character-chat .chat-persona-item .title,
#tool-character-chat .chat-session-item .title {
  display: flex;
  justify-content: space-between;
  margin-bottom: 4px;
  color: var(--color-text);
  font-weight: 700;
}
#tool-character-chat .chat-persona-item .summary,
#tool-character-chat .chat-session-item .preview {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
}
#tool-character-chat .chat-persona-item .summary {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
}
#tool-character-chat .chat-session-item .preview { white-space: nowrap; }
#tool-character-chat .persona-form-details {
  margin-top: var(--space-3);
  padding: var(--space-3);
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
}
#tool-character-chat .persona-form-details summary { cursor: pointer; color: var(--color-primary); font-weight: 700; }
#tool-character-chat .compact-form { display: flex; flex-direction: column; gap: var(--space-3); margin-top: var(--space-3); }
#tool-character-chat .compact-form textarea { min-height: 80px; }
#tool-character-chat .row-actions,
#tool-character-chat .composer-actions { display: flex; gap: var(--space-2); }
#tool-character-chat .btn-small { min-height: 34px; padding: 7px 12px; font-size: var(--text-sm); }
#tool-character-chat .fluid-btn { width: 100%; margin-top: var(--space-2); }
#tool-character-chat .character-chat-main {
  height: 860px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 0;
}
#tool-character-chat .chat-header {
  flex-shrink: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface-2);
}
#tool-character-chat .chat-header-info h3 { display: flex; align-items: center; gap: var(--space-2); margin: 0 0 4px; color: var(--color-text); font-size: var(--text-lg); }
#tool-character-chat .chat-header-info p { margin: 0; color: var(--color-text-muted); font-size: var(--text-sm); }
#tool-character-chat .character-chat-messages {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  overflow-y: auto;
  padding: var(--space-6);
  background: var(--color-surface-2);
}
#tool-character-chat .character-chat-empty {
  margin: auto;
  padding: var(--space-3) var(--space-5);
  border-radius: 999px;
  background: var(--color-surface);
  color: var(--color-text-subtle);
  text-align: center;
  font-size: var(--text-sm);
  box-shadow: var(--shadow-xs);
}
#tool-character-chat .chat-bubble {
  position: relative;
  max-width: 85%;
  padding: var(--space-3) var(--space-4);
  border-radius: 18px;
  font-size: var(--text-md);
  line-height: 1.65;
  word-wrap: break-word;
  box-shadow: var(--shadow-xs);
}
#tool-character-chat .chat-bubble.user {
  align-self: flex-end;
  margin-right: 46px;
  border-bottom-right-radius: 4px;
  background: var(--color-primary);
  color: #fff;
}
#tool-character-chat .chat-bubble.assistant {
  align-self: flex-start;
  margin-left: 46px;
  border: 1px solid var(--color-border);
  border-bottom-left-radius: 4px;
  background: var(--color-surface);
  color: var(--color-text);
}
#tool-character-chat .chat-bubble .meta { display: block; margin-bottom: 6px; opacity: 0.8; font-size: var(--text-xs); font-weight: 650; }
#tool-character-chat .chat-bubble.assistant .meta { color: var(--color-primary); }
#tool-character-chat .chat-bubble.user .meta { color: rgba(255, 255, 255, 0.82); }
#tool-character-chat .character-chat-composer {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-6);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}
#tool-character-chat .character-chat-composer textarea { min-height: 80px; max-height: 200px; }
#tool-character-chat .composer-actions { justify-content: flex-end; }
#tool-character-chat .btn-icon-text { display: inline-flex; align-items: center; gap: 6px; }
.persona-avatar {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  object-fit: cover;
  border-radius: 50%;
  border: 1px solid var(--color-surface);
  background: var(--color-border);
  box-shadow: var(--shadow-xs);
}
.chat-persona-item img.persona-avatar { width: 44px; height: 44px; }
.chat-bubble .avatar-container { position: absolute; top: 0; width: 36px; height: 36px; flex-shrink: 0; }
.chat-bubble.assistant .avatar-container { left: -46px; }
.chat-bubble.user .avatar-container { right: -46px; }

/* ── 5.3 legacy EAP simple tool ── */
#tool-eap { max-width: 1060px; }
#tool-eap .eap-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
}
#tool-eap .eap-meta-chip,
#tool-eap .eap-status-badge,
#tool-eap .eap-pipe-step {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  font-weight: 700;
  white-space: nowrap;
}
#tool-eap .eap-meta-chip i { color: var(--color-primary); }
#tool-eap .eap-panels { display: flex; flex-direction: column; gap: var(--space-4); }
#tool-eap .eap-panel {
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}
#tool-eap .eap-panel-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface-2);
}
#tool-eap .eap-step-num {
  width: 34px;
  height: 34px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
}
#tool-eap .eap-panel-title-block { flex: 1; display: flex; flex-direction: column; gap: 2px; }
#tool-eap .eap-panel-title { color: var(--color-text); font-family: 'Space Grotesk', sans-serif; font-size: var(--text-md); font-weight: 700; }
#tool-eap .eap-panel-subtitle { color: var(--color-text-muted); font-size: var(--text-xs); }
#tool-eap .eap-status-badge.running { background: var(--color-info-soft); color: var(--color-info); border-color: rgba(68,119,200,0.22); }
#tool-eap .eap-status-badge.done { background: var(--color-success-soft); color: var(--color-success); border-color: rgba(47,158,107,0.22); }
#tool-eap .eap-status-badge.error { background: var(--color-danger-soft); color: var(--color-danger); border-color: rgba(210,75,75,0.22); }
#tool-eap .eap-panel-body { padding: var(--space-5); }
#tool-eap .eap-upload-row { display: flex; gap: var(--space-4); align-items: flex-end; flex-wrap: wrap; }
#tool-eap .eap-btn-group { flex-shrink: 0; }
#tool-eap .eap-pipeline-strip {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: nowrap;
  overflow-x: auto;
  padding: var(--space-3);
  margin-bottom: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
}
#tool-eap .eap-pipe-step.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
#tool-eap .eap-pipe-arrow { color: var(--color-text-subtle); font-size: 11px; flex-shrink: 0; }
#tool-eap .eap-form-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); }
#tool-eap .eap-actions { display: flex; align-items: center; gap: var(--space-3); margin-top: var(--space-4); flex-wrap: wrap; }
#tool-eap .eap-progress-block,
#tool-eap .eap-info-box,
#tool-eap .eap-error-box {
  margin-top: var(--space-4);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
}
#tool-eap .eap-progress-label { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-3); }
#tool-eap .eap-progress-step { color: var(--color-text); font-weight: 700; }
#tool-eap .eap-progress-count { color: var(--color-text-muted); font-family: 'Space Grotesk', sans-serif; font-size: var(--text-sm); }
#tool-eap .eap-track { height: 8px; overflow: hidden; border-radius: 999px; background: var(--color-border); }
#tool-eap .eap-bar { height: 100%; width: 0%; border-radius: inherit; background: var(--color-primary); transition: width 0.4s ease; }
#tool-eap .eap-info-box { display: none; border-left: 3px solid var(--color-primary); color: var(--color-text); }
#tool-eap .eap-info-box strong { color: var(--color-primary); }
#tool-eap .eap-error-box { display: none; border-left: 3px solid var(--color-danger); background: var(--color-danger-soft); color: var(--color-danger); }

/* ──────────────────────────────────────────────────────────────
   6. Access guard
   ────────────────────────────────────────────────────────────── */
.access-guard-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
  opacity: 0;
  visibility: hidden;
  background: radial-gradient(circle at 50% 50%, rgba(20, 35, 45, 0.90), rgba(10, 20, 25, 0.98));
  transition: opacity 0.45s ease, visibility 0.45s ease;
}
.access-guard-overlay.active { opacity: 1; visibility: visible; }
.access-guard-card {
  width: 400px;
  padding: var(--space-8);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  text-align: center;
  box-shadow: 0 32px 84px rgba(0, 0, 0, 0.35);
}
.access-guard-card i { display: block; margin-bottom: var(--space-6); color: var(--color-primary); font-size: 52px; }
.access-guard-card h2 { margin-bottom: var(--space-3); font-family: 'Space Grotesk', sans-serif; font-size: var(--text-3xl); letter-spacing: -0.02em; }
.access-guard-card p { margin-bottom: var(--space-7); color: rgba(255, 255, 255, 0.64); font-size: var(--text-base); }
.access-guard-input-group { position: relative; }
.access-guard-input {
  width: 100%;
  height: 50px;
  margin-bottom: var(--space-5);
  padding: 13px 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  font-size: 18px;
  text-align: center;
  letter-spacing: 4px;
}
.access-guard-input:focus { border-color: var(--color-primary); background: rgba(255, 255, 255, 0.10); box-shadow: 0 0 0 3px rgba(11, 143, 135, 0.18); }
.access-guard-btn {
  width: 100%;
  min-height: 48px;
  border: 0;
  border-radius: var(--radius-md);
  background: var(--color-primary);
  color: #fff;
  cursor: pointer;
  font-weight: 750;
  transition: var(--transition-fast);
}
.access-guard-btn:hover { background: var(--color-primary-hover); }
.access-guard-btn:active { transform: translateY(1px); }

/* ──────────────────────────────────────────────────────────────
   7. Responsive (@media)
   ────────────────────────────────────────────────────────────── */
@media (max-width: 1366px) {
  #tool-eap-workbench .eap-doc-body { height: 460px; }
  .character-layout { grid-template-columns: 1fr; }
  .character-detail-panel { position: static; }
  .character-list-panel .table-wrapper { max-height: 480px; }
  .character-grid { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
  #tool-character-chat .character-chat-layout { grid-template-columns: 1fr; }
  #tool-character-chat .character-chat-main { height: 600px; }
}

@media (max-width: 1200px) {
  #tool-eap-workbench .eap-shell,
  #tool-eap-workbench .eap-character-shell,
  #tool-eap-workbench .eap-compare-grid { grid-template-columns: 1fr; }
  #tool-eap-workbench .eap-stepper { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  #tool-eap-workbench .eap-comparison-toolbar { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  #tool-eap-workbench .eap-comparison-toolbar .form-group:nth-child(1),
  #tool-eap-workbench .eap-comparison-toolbar .form-group:nth-child(2),
  #tool-eap-workbench .eap-comparison-toolbar .form-group:nth-child(3),
  #tool-eap-workbench .eap-comparison-toolbar .form-group:nth-child(4),
  #tool-eap-workbench .eap-inline-actions { grid-column: span 3; }
  #tool-eap-workbench .eap-novel-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .character-layout { grid-template-columns: 1fr; }
  .character-detail-panel { position: static; }
  #tool-dify .dify-grid { grid-template-columns: 1fr; }
  #tool-dify .dify-actions { justify-content: flex-start; }
}

@media (max-width: 980px) {
  .female-detail-grid { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
  .male-detail-grid { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
}

@media (max-width: 768px) {
  body {
    flex-direction: column;
    height: auto;
    min-height: 100vh;
    overflow-y: auto;
  }
  aside {
    width: 100%;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.10);
    box-shadow: none;
  }
  .brand { padding: 16px; }
  .menu {
    display: flex;
    gap: var(--space-2);
    overflow-x: auto;
    padding: var(--space-3);
  }
  .menu-item { white-space: nowrap; margin-bottom: 0; padding: 9px 12px 9px 14px; }
  main { height: auto; overflow: visible; }
  header { flex-direction: column; align-items: flex-start; padding: 14px 16px; }
  header > div { width: 100%; justify-content: space-between; flex-wrap: wrap; }
  .content-area { padding: var(--space-4); }
  .tool-card { width: 100%; padding: var(--space-5); }
  .form-group-row { grid-template-columns: 1fr; }
  .modal-overlay { padding: 10px; }
  .modal { width: 100%; height: 90vh; }
  textarea { min-height: 280px; }
  .toast-container { top: 10px; right: 10px; left: 10px; }
  .toast { min-width: auto; }

  #tool-eap-workbench { padding: var(--space-4); }
  #tool-eap-workbench .eap-shell,
  #tool-eap-workbench .eap-stepper,
  #tool-eap-workbench .eap-novel-grid,
  #tool-eap-workbench .eap-comparison-toolbar,
  #tool-eap-workbench .eap-character-shell,
  #tool-eap-workbench .eap-compare-grid { grid-template-columns: 1fr; }
  #tool-eap-workbench .eap-comparison-toolbar .form-group,
  #tool-eap-workbench .eap-inline-actions { grid-column: auto !important; justify-content: flex-start; }
  #tool-eap-workbench .eap-doc-body { height: 360px; }
  #tool-eap-workbench .eap-debug-summary,
  #tool-eap-workbench .eap-panel-head,
  #tool-eap-workbench .eap-saved-head,
  #tool-eap-workbench .eap-debug-runner-head { flex-direction: column; align-items: stretch; }
  #tool-eap-workbench .eap-debug-body { padding: 0 var(--space-4) var(--space-4); }
  #tool-eap-workbench .eap-debug-step-row { align-items: flex-start; flex-wrap: wrap; }
  #tool-eap-workbench .eap-debug-llm-row { grid-template-columns: 1fr 1fr; }

  #tool-dify .dify-grid { grid-template-columns: 1fr; }
  #tool-dify .dify-actions .btn { width: 100%; }
  #tool-async .task-meta { flex-direction: column; gap: var(--space-2); }
  #tool-eap .eap-form-grid { grid-template-columns: 1fr; }
  #tool-eap .eap-upload-row { align-items: stretch; }
  #tool-eap .eap-btn-group .btn { width: 100%; }
  #tool-character-chat { width: 100%; padding: var(--space-5); }
  #tool-character-chat .character-chat-layout { grid-template-columns: 1fr; }
  #tool-character-chat .character-chat-main { height: 70vh; }
  .character-layout { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .access-guard-card { width: calc(100vw - 32px); padding: 32px 24px; }
  .remote-switch { width: 100%; justify-content: space-between; }
  .modal-header,
  .modal-footer { padding: var(--space-4); }
  #tool-eap-workbench .eap-doc-body { height: 300px; padding: var(--space-4); }
  #tool-character-chat .chat-bubble { max-width: 100%; }
  #tool-character-chat .chat-bubble.user,
  #tool-character-chat .chat-bubble.assistant { margin-left: 0; margin-right: 0; }
  .chat-bubble .avatar-container { display: none; }
}