/* frontend/styles/base.css */
:root {
  --color-bg-primary: #faf8f5;
  --color-bg-secondary: #f5f2ed;
  --color-bg-tertiary: #ece8e1;
  --color-bg-card: #fff;
  --color-accent: #e07a5f;
  --color-accent-hover: #d4685a;
  --color-accent-light: #f8e8e4;
  --color-accent-dark: #c06650;
  --color-text-primary: #2d2d2d;
  --color-text-secondary: #5c5c5c;
  --color-text-muted: #8c8c8c;
  --color-text-inverse: #fff;
  --color-border: #e0dcd5;
  --color-border-light: #ece8e1;
  --color-border-focus: var(--color-accent);
  --color-success: #4caf50;
  --color-warning: #ff9800;
  --color-error: #f44336;
  --color-info: #2196f3;
  --shadow-sm: 0 1px 2px #0000000d;
  --shadow-md: 0 4px 6px #00000012;
  --shadow-lg: 0 10px 15px #0000001a;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  --font-size-xs: .75rem;
  --font-size-sm: .875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  --transition-fast: .15s ease;
  --transition-normal: .2s ease;
  --transition-slow: .3s ease;
  --z-dropdown: 100;
  --z-modal: 200;
  --z-toast: 300;
}

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 16px;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  min-height: 100vh;
}

#root {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  color: var(--color-text-primary);
}

h1 {
  font-size: var(--font-size-3xl);
}

h2 {
  font-size: var(--font-size-2xl);
}

h3 {
  font-size: var(--font-size-xl);
}

h4 {
  font-size: var(--font-size-lg);
}

p {
  margin-bottom: var(--space-4);
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent-hover);
}

/* frontend/styles/components.css */
.btn {
  display: inline-flex;
  justify-content: center;
  align-items:  center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
}

.btn:disabled {
  opacity: .5;
  cursor: not-allowed;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-text-inverse);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-accent-hover);
}

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

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-bg-tertiary);
}

.btn-ghost {
  color: var(--color-text-secondary);
  background-color: #0000;
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

.feedback-row {
  display: inline-flex;
  align-items:  center;
  gap: var(--space-2);
  margin-top: var(--space-2);
  padding-left: 1.5rem;
}

.feedback-btn {
  display: inline-flex;
  justify-content: center;
  align-items:  center;
  gap: var(--space-2);
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: .35rem .65rem;
}

.feedback-btn:disabled {
  opacity: .6;
  cursor: not-allowed;
}

.feedback-btn.icon {
  border-radius: var(--radius-full);
  width: 30px;
  height: 30px;
  padding: 0;
  font-size: 1rem;
}

.feedback-btn.icon:hover:not(:disabled) {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.feedback-btn.icon:focus-visible:not(:disabled) {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.feedback-btn.icon.active.up {
  border-color: var(--color-success);
  color: var(--color-success);
}

.feedback-btn.icon.active.down {
  border-color: var(--color-error);
  color: var(--color-error);
}

.feedback-btn.primary {
  background: var(--color-accent);
  color: var(--color-text-inverse);
  border-color: var(--color-accent);
}

.feedback-btn.primary:hover:not(:disabled) {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

.feedback-btn.ghost {
  background: none;
}

.feedback-btn.ghost:hover:not(:disabled) {
  background: var(--color-bg-secondary);
}

.feedback-note {
  margin-top: var(--space-2);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
  box-shadow: var(--shadow-sm);
  max-width: 420px;
  margin-left: 1.5rem;
}

.feedback-note-title {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: var(--space-2);
}

.feedback-note textarea {
  resize: vertical;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  background: var(--color-bg-secondary);
  width: 100%;
  min-height: 72px;
}

.feedback-note textarea:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.feedback-note-actions {
  margin-top: var(--space-2);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.form-input {
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  width: 100%;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

.form-error {
  font-size: var(--font-size-sm);
  color: var(--color-error);
  margin-top: var(--space-2);
}

.card {
  background-color: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
}

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

.card-body {
  padding: var(--space-6);
}

.card-footer {
  padding: var(--space-5) var(--space-6);
  border-top: 1px solid var(--color-border-light);
}

.page {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.container {
  padding: 0 var(--space-6);
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items:  center;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-2 {
  gap: var(--space-2);
}

.gap-4 {
  gap: var(--space-4);
}

.gap-6 {
  gap: var(--space-6);
}

.loading-container {
  display: flex;
  justify-content: center;
  align-items:  center;
  gap: var(--space-4);
  color: var(--color-text-secondary);
  flex-direction: column;
  flex: 1;
}

.loading-spinner {
  border: 3px solid var(--color-border);
  border-top-color: var(--color-accent);
  animation: spin .8s linear infinite;
  border-radius: 50%;
  width: 40px;
  height: 40px;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* frontend/styles/login.css */
.login-page {
  display: flex;
  background-color: var(--color-bg-secondary);
  justify-content: center;
  align-items:  center;
  min-height: 100vh;
}

.login-card {
  margin: var(--space-6);
  width: 100%;
  max-width: 400px;
}

.login-header {
  text-align: center;
  margin-bottom: var(--space-6);
}

.login-logo {
  margin-bottom: var(--space-4);
  width: 64px;
  height: 64px;
}

/* frontend/styles/profile.css */
.profile-page {
  background: var(--color-bg-secondary);
  padding: var(--space-8);
  color: var(--color-text-primary);
  min-height: 100vh;
}

.profile-header {
  display: flex;
  align-items:  flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.profile-header h1 {
  margin: 0 0 .3rem;
}

.profile-header p {
  color: var(--color-text-secondary);
  margin: 0;
}

.back-button {
  cursor: pointer;
  background: #fff;
  border: none;
  border-radius: 999px;
  padding: .4rem .9rem;
  font-weight: 600;
  box-shadow: 0 8px 16px #00000014;
}

.profile-tabs {
  display: flex;
  margin-bottom: var(--space-6);
  gap: .6rem;
}

.tab-button {
  color: var(--color-text-secondary);
  cursor: pointer;
  background: none;
  border: 1px solid #0000;
  border-radius: 999px;
  padding: .5rem 1rem;
  font-weight: 600;
}

.tab-button.active {
  color: var(--color-text-primary);
  border-color: var(--color-border);
  background: #fff;
  box-shadow: 0 8px 16px #00000014;
}

.profile-section {
  display: grid;
  gap: var(--space-6);
}

.card {
  padding: var(--space-6);
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 12px 24px #0000000f;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items:  center;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.card-header h2 {
  margin: 0 0 .2rem;
}

.card-header p {
  color: var(--color-text-secondary);
  margin: 0;
}

.status-pill {
  border-radius: 999px;
  padding: .35rem .8rem;
  font-size: .75rem;
  font-weight: 600;
}

.status-pill.ready {
  color: #1b6b3e;
  background: #e5f6ed;
}

.status-pill.empty {
  color: #8a4b1f;
  background: #f6eee5;
}

.field {
  display: grid;
  color: var(--color-text-primary);
  gap: .4rem;
  font-weight: 600;
}

.field input {
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: .65rem .85rem;
  font-size: .95rem;
}

.field small {
  color: var(--color-text-secondary);
  font-weight: 400;
}

.field.inline {
  min-width: 180px;
}

.card-actions {
  margin-top: var(--space-4);
  display: flex;
  align-items:  center;
  gap: .8rem;
}

.primary {
  background: var(--color-accent, #e07a5f);
  color: #fff;
  cursor: pointer;
  border: none;
  border-radius: 12px;
  padding: .6rem 1.1rem;
  font-weight: 600;
}

.primary:disabled {
  opacity: .6;
  cursor: default;
}

.status-text {
  color: var(--color-text-secondary);
  font-weight: 500;
}

.sync-row {
  display: flex;
  align-items:  flex-end;
  gap: var(--space-4);
}

.sync-card-header {
  align-items:  flex-start;
}

.sync-header-feedback {
  border: 1px solid var(--color-border);
  display: grid;
  background: #f4f6f8;
  border-radius: 12px;
  gap: .12rem;
  min-width: 240px;
  max-width: 380px;
  padding: .55rem .7rem;
}

.sync-header-feedback strong {
  font-size: .86rem;
  line-height: 1.3;
}

.sync-header-feedback span {
  color: var(--color-text-secondary);
  font-size: .77rem;
  line-height: 1.35;
}

.sync-header-feedback.working {
  background: #fff4e5;
  border-color: #f3d3aa;
}

.sync-header-feedback.complete {
  background: #e8f7ef;
  border-color: #bfe4cd;
}

.sync-header-feedback.warning {
  background: #fdf0e3;
  border-color: #f0d0ad;
}

.sync-header-feedback.error {
  background: #fde9e6;
  border-color: #efbcb6;
}

.sync-header-feedback.idle {
  background: #f4f6f8;
}

.sync-meta {
  margin-top: var(--space-2);
  color: var(--color-text-secondary);
  display: grid;
  gap: .15rem;
  font-size: .85rem;
}

.hint {
  margin-top: var(--space-3);
  color: var(--color-text-secondary);
  font-size: .85rem;
}

.sync-progress {
  margin-top: var(--space-4);
  border: 1px solid var(--color-border);
  padding: var(--space-4);
  display: grid;
  background: #fbfaf8;
  border-radius: 14px;
  gap: .8rem;
}

.sync-progress-header {
  display: flex;
  justify-content: space-between;
  align-items:  center;
  gap: var(--space-3);
}

.sync-progress-header strong {
  font-size: .95rem;
}

.sync-badge {
  color: var(--color-text-secondary);
  background: #eef2f5;
  border-radius: 999px;
  padding: .2rem .6rem;
  font-size: .75rem;
  font-weight: 600;
}

.sync-progress.working .sync-badge {
  color: #8a4b1f;
  background: #fff3df;
}

.sync-progress.complete .sync-badge {
  color: #1b6b3e;
  background: #e5f6ed;
}

.sync-progress.warning .sync-badge {
  color: #8a4b1f;
  background: #fdeede;
}

.sync-progress.error .sync-badge {
  color: #b64b3d;
  background: #fde6e2;
}

.sync-steps {
  display: grid;
  gap: .45rem;
}

.sync-step {
  display: flex;
  color: var(--color-text-secondary);
  align-items:  center;
  gap: .6rem;
  font-size: .9rem;
}

.sync-step .dot {
  background: var(--color-border);
  border-radius: 999px;
  width: 10px;
  height: 10px;
}

.sync-step[data-state="active"] {
  color: var(--color-text-primary);
  font-weight: 600;
}

.sync-step[data-state="active"] .dot {
  background: var(--color-accent, #e07a5f);
  animation: syncPulse 1.4s ease-in-out infinite;
  box-shadow: 0 0 0 4px #e07a5f33;
}

.sync-step[data-state="done"] {
  color: var(--color-text-primary);
}

.sync-step[data-state="done"] .dot {
  background: #1b6b3e;
}

.sync-step[data-state="error"] {
  color: #b64b3d;
  font-weight: 600;
}

.sync-step[data-state="error"] .dot {
  background: #b64b3d;
}

.sync-message {
  color: var(--color-text-secondary);
  font-size: .9rem;
}

.sync-deals {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin-top: .5rem;
}

.sync-deal-item {
  display: flex;
  background: #e07a5f14;
  border-radius: 6px;
  align-items:  center;
  gap: .35rem;
  padding: .2rem .6rem;
  font-size: .82rem;
}

.sync-deal-name {
  color: var(--color-text-primary, #2d2d2d);
  font-weight: 500;
}

.sync-deal-count {
  color: var(--color-text-secondary, #5c5c5c);
}

@keyframes syncPulse {
  0% {
    transform: scale(1);
    box-shadow: 0 0 0 4px #e07a5f33;
  }

  50% {
    transform: scale(1.05);
    box-shadow: 0 0 0 7px #e07a5f1a;
  }

  100% {
    transform: scale(1);
    box-shadow: 0 0 0 4px #e07a5f33;
  }
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-4);
}

.summary-card {
  padding: var(--space-4);
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 10px 18px #0000000f;
}

.summary-card h3 {
  color: var(--color-text-secondary);
  margin: 0 0 .4rem;
  font-size: .85rem;
}

.summary-card p {
  margin: 0;
  font-size: 1.4rem;
  font-weight: 700;
}

.table-card {
  padding-top: var(--space-4);
}

.table-wrapper {
  overflow-x: auto;
}

table {
  border-collapse: collapse;
  width: 100%;
  font-size: .9rem;
}

thead th {
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  padding: .75rem .5rem;
  font-weight: 600;
}

tbody td {
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
  padding: .85rem .5rem;
}

.title-cell {
  display: grid;
  gap: .2rem;
}

.title-cell span {
  color: var(--color-text-secondary);
  font-size: .8rem;
}

tbody td.empty {
  text-align: center;
  color: var(--color-text-secondary);
  padding: 2rem;
}

@media (max-width: 880px) {
  .sync-card-header {
    flex-direction: column;
  }

  .sync-header-feedback {
    width: 100%;
    min-width: 0;
    max-width: none;
  }
}

/* frontend/styles/admin.css */
.admin-page {
  display: flex;
  background: var(--color-bg-secondary);
  min-height: 100vh;
}

.admin-sidebar {
  border-right: 1px solid var(--color-border-light);
  padding: var(--space-5) var(--space-5) var(--space-6);
  display: flex;
  gap: var(--space-5);
  background: #fff;
  flex-direction: column;
  flex-shrink: 0;
  width: 250px;
  min-height: 100vh;
}

.admin-sidebar-header {
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border-light);
}

.admin-sidebar-header h2 {
  margin: var(--space-4) 0 .2rem 0;
  font-size: var(--font-size-xl);
  letter-spacing: -.01em;
}

.admin-sidebar-header p {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  margin: 0;
}

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

.admin-nav-item {
  display: flex;
  align-items:  center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  text-decoration: none;
  transition: all var(--transition-normal);
  border-left: 3px solid #0000;
}

.admin-nav-item svg {
  opacity: .6;
  transition: opacity var(--transition-fast);
  flex-shrink: 0;
}

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

.admin-nav-item:hover svg {
  opacity: .85;
}

.admin-nav-item.active {
  background: var(--color-accent-light);
  color: var(--color-accent-dark);
  font-weight: var(--font-weight-semibold);
  border-left-color: var(--color-accent);
}

.admin-nav-item.active svg {
  opacity: 1;
  color: var(--color-accent);
}

.admin-sidebar .back-button {
  display: inline-flex;
  align-items:  center;
  gap: var(--space-2);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--transition-normal);
  color: var(--color-text-secondary);
  border: none;
  padding: .4rem .9rem .4rem .7rem;
}

.admin-sidebar .back-button:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  transform: translateX(-2px);
}

.admin-sidebar .back-button svg {
  transition: transform var(--transition-fast);
}

.admin-sidebar .back-button:hover svg {
  transform: translateX(-2px);
}

.admin-content {
  padding: var(--space-8) var(--space-10);
  overflow-y: auto;
  flex: 1;
  max-width: 1100px;
}

.admin-section {
  display: grid;
  gap: var(--space-6);
}

.admin-section-header {
  display: flex;
  justify-content: space-between;
  align-items:  flex-start;
  gap: var(--space-4);
}

.admin-section-header h1 {
  font-size: var(--font-size-2xl);
  letter-spacing: -.02em;
  margin: 0 0 .3rem;
}

.admin-section-header p {
  color: var(--color-text-secondary);
  margin: 0;
}

.admin-error {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  color: #b64b3d;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  animation: adminSlideIn .2s ease-out;
  background: #fde9e6;
  border: 1px solid #efbcb6;
  border-left: 4px solid #d4685a;
}

.admin-section .table-card {
  overflow: hidden;
}

.admin-section .table-card .card-header {
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border-light);
  margin-bottom: 0;
}

.admin-section .table-card .card-header h2 {
  font-size: var(--font-size-lg);
  margin: 0 0 .15rem;
}

.admin-section .table-card .card-header p {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  margin: 0;
}

.admin-section thead th {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--color-text-muted);
  padding: .65rem var(--space-4);
  white-space: nowrap;
}

.admin-section thead th:first-child {
  padding-left: var(--space-6);
}

.admin-section thead th:last-child {
  padding-right: var(--space-6);
}

.admin-section tbody td {
  padding: .85rem var(--space-4);
  font-size: var(--font-size-sm);
}

.admin-section tbody td:first-child {
  padding-left: var(--space-6);
}

.admin-section tbody td:last-child {
  padding-right: var(--space-6);
}

.admin-section tbody tr {
  transition: background var(--transition-fast);
}

.admin-section tbody tr:hover {
  background: var(--color-bg-primary);
}

.admin-section tbody tr:last-child td {
  border-bottom: none;
}

.row-inactive {
  opacity: .45;
}

.row-inactive:hover {
  opacity: .7;
}

.role-badge {
  display: inline-block;
  border-radius: var(--radius-full);
  letter-spacing: .02em;
  text-transform: uppercase;
  padding: .2rem .6rem;
  font-size: .7rem;
  font-weight: 600;
}

.role-badge.admin {
  color: #6b3fa0;
  background: #ece4f7;
}

.role-badge.user {
  color: #2a6b91;
  background: #deeef8;
}

.action-buttons {
  display: flex;
  gap: var(--space-1);
  flex-wrap: wrap;
}

.btn-ghost-sm {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  background: none;
  border: none;
  padding: .3rem .6rem;
}

.btn-ghost-sm:hover {
  background: var(--color-bg-secondary);
  color: var(--color-accent-dark);
}

.btn-ghost-sm.danger {
  color: var(--color-text-muted);
}

.btn-ghost-sm.danger:hover {
  color: #b64b3d;
  background: #fde9e6;
}

.admin-section .btn-secondary {
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  background: #fff;
  border-radius: 12px;
  padding: .55rem 1rem;
  font-weight: 600;
}

.admin-section .btn-secondary:hover {
  background: var(--color-bg-secondary);
  border-color: var(--color-border);
}

.status-pill.queued {
  color: var(--color-text-secondary);
  background: #eef2f5;
}

.status-pill.processing {
  color: #8a4b1f;
  animation: statusPulse 2s ease-in-out infinite;
  background: #fff3df;
}

.status-pill.error {
  color: #b64b3d;
  background: #fde6e2;
}

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

.summary-card {
  padding: var(--space-5) var(--space-5) var(--space-4);
  border: 1px solid var(--color-border-light);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 8px 20px #0000000a;
}

.summary-card:before {
  content: "";
  position: absolute;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-hover));
  opacity: .7;
  height: 3px;
  top: 0;
  left: 0;
  right: 0;
}

.summary-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px #00000012;
}

.summary-card h3 {
  margin: 0 0 var(--space-2) 0;
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: .06em;
  font-weight: 600;
}

.summary-card p {
  letter-spacing: -.03em;
  color: var(--color-text-primary);
  margin: 0;
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
}

.modal-backdrop {
  position: fixed;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  z-index: var(--z-modal);
  padding: var(--space-6);
  animation: backdropFadeIn .2s ease-out;
  background: #2d2d2d59;
  justify-content: center;
  align-items:  center;
  inset: 0;
}

.modal {
  padding: var(--space-6) var(--space-6) var(--space-5);
  display: grid;
  gap: var(--space-4);
  animation: modalSlideIn .25s cubic-bezier(.16, 1, .3, 1);
  background: #fff;
  border-radius: 18px;
  width: 100%;
  max-width: 480px;
  box-shadow: 0 24px 48px #0000001f, 0 0 0 1px #0000000a;
}

.modal h2 {
  font-size: var(--font-size-xl);
  letter-spacing: -.01em;
  margin: 0;
}

.modal .field {
  margin-bottom: var(--space-3);
}

.modal .field span {
  font-size: var(--font-size-sm);
}

.modal select {
  border: 1px solid var(--color-border);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  background: #fff;
  border-radius: 12px;
  width: 100%;
  padding: .65rem .85rem;
  font-size: .95rem;
}

.modal select:focus, .modal input:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.modal-description {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  margin-top: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-light);
}

.text-form {
  padding: var(--space-5);
  display: grid;
  gap: var(--space-3);
}

.text-form textarea {
  border: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
  font-family: var(--font-family);
  resize: vertical;
  line-height: var(--line-height-relaxed);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  border-radius: 12px;
  width: 100%;
  padding: .75rem .9rem;
}

.text-form textarea:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.upload-btn {
  display: inline-flex;
  align-items:  center;
  gap: var(--space-2);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.upload-btn:hover {
  transform: translateY(-1px);
}

.search-test {
  padding: var(--space-5);
  display: grid;
  gap: var(--space-4);
}

.search-row {
  display: flex;
  gap: var(--space-3);
}

.search-row .form-input {
  border-radius: 12px;
  flex: 1;
}

.search-results {
  display: grid;
  gap: var(--space-3);
}

.search-result-item {
  padding: var(--space-4);
  border: 1px solid var(--color-border-light);
  display: grid;
  gap: var(--space-2);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  border-radius: 14px;
}

.search-result-item:hover {
  border-color: var(--color-border);
  box-shadow: 0 4px 12px #0000000a;
}

.search-result-header {
  display: flex;
  justify-content: space-between;
  align-items:  center;
}

.search-score {
  font-size: var(--font-size-xs);
  color: #fff;
  background: var(--color-accent);
  border-radius: var(--radius-full);
  padding: .15rem .5rem;
  font-weight: 700;
  line-height: 1.4;
}

.search-context {
  font-size: var(--font-size-sm);
  color: var(--color-accent-dark);
  margin: 0;
  font-style: italic;
}

.search-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

.empty-text {
  color: var(--color-text-muted);
  text-align: center;
  padding: var(--space-8);
  font-size: var(--font-size-sm);
}

.prompt-tabs {
  display: flex;
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  gap: .5rem;
  width: -moz-fit-content;
  width: fit-content;
  padding: .25rem;
}

.prompt-tabs .tab-button {
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-normal);
  background: none;
  border: none;
  padding: .45rem 1rem;
}

.prompt-tabs .tab-button:hover {
  color: var(--color-text-primary);
}

.prompt-tabs .tab-button.active {
  color: var(--color-text-primary);
  background: #fff;
  box-shadow: 0 2px 8px #00000014;
}

.prompt-card {
  display: grid;
  gap: var(--space-4);
  padding: var(--space-5);
}

.prompt-header {
  display: flex;
  justify-content: space-between;
  align-items:  flex-start;
  gap: var(--space-4);
}

.prompt-header h2 {
  font-size: var(--font-size-lg);
  margin: 0 0 .2rem;
}

.prompt-meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.template-vars {
  display: flex;
  align-items:  center;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--color-bg-primary);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
  flex-wrap: wrap;
}

.vars-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  font-weight: 600;
}

.var-badge {
  border-radius: var(--radius-sm);
  background: var(--color-accent-light);
  color: var(--color-accent-dark);
  padding: .2rem .5rem;
  font-family: monospace;
  font-size: .7rem;
  font-weight: 500;
}

.prompt-textarea {
  border: 1px solid var(--color-border);
  padding: var(--space-4) var(--space-5);
  font-size: var(--font-size-sm);
  resize: vertical;
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  border-radius: 14px;
  width: 100%;
  min-height: 400px;
  font-family: SF Mono, Fira Code, Cascadia Code, Menlo, Consolas, monospace;
  line-height: 1.7;
}

.prompt-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.prompt-history {
  display: grid;
  gap: var(--space-3);
}

.history-item {
  border: 1px solid var(--color-border-light);
  padding: var(--space-4);
  display: grid;
  gap: var(--space-3);
  transition: border-color var(--transition-fast);
  border-radius: 14px;
}

.history-item:hover {
  border-color: var(--color-border);
}

.history-header {
  display: flex;
  align-items:  center;
  gap: var(--space-3);
}

.history-header strong {
  font-size: var(--font-size-sm);
}

.history-header span {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.history-preview {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  overflow: hidden;
  white-space: pre-wrap;
  word-break: break-word;
  line-height: var(--line-height-relaxed);
  max-height: 80px;
  margin: 0;
  font-family: SF Mono, Fira Code, Cascadia Code, Menlo, Consolas, monospace;
}

@keyframes backdropFadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(12px)scale(.97);
  }

  to {
    opacity: 1;
    transform: translateY(0)scale(1);
  }
}

@keyframes adminSlideIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes statusPulse {
  0%, 100% {
    opacity: 1;
  }

  50% {
    opacity: .7;
  }
}

@media (max-width: 768px) {
  .admin-page {
    flex-direction: column;
  }

  .admin-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--color-border-light);
    padding: var(--space-4);
    width: 100%;
    min-height: auto;
  }

  .admin-sidebar-header {
    padding-bottom: var(--space-3);
  }

  .admin-nav {
    overflow-x: auto;
    gap: var(--space-1);
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    flex-direction: row;
  }

  .admin-nav::-webkit-scrollbar {
    display: none;
  }

  .admin-nav-item {
    white-space: nowrap;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    border-bottom: 3px solid #0000;
    border-left: none;
  }

  .admin-nav-item.active {
    border-left-color: #0000;
    border-bottom-color: var(--color-accent);
  }

  .admin-content {
    padding: var(--space-4);
  }

  .admin-section-header {
    gap: var(--space-3);
    flex-direction: column;
  }

  .summary-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .prompt-tabs {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    width: 100%;
  }

  .prompt-tabs .tab-button {
    white-space: nowrap;
  }

  .search-row {
    flex-direction: column;
  }

  .prompt-header {
    gap: var(--space-3);
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .summary-grid {
    grid-template-columns: 1fr;
  }
}

/* frontend/styles/layout.css */
.app-layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.app-main {
  background: var(--color-bg-secondary);
  padding: var(--space-8) var(--space-10);
  flex: 1;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
}

.app-navbar {
  display: flex;
  align-items:  center;
  gap: var(--space-6);
  border-bottom: 1px solid var(--color-border-light);
  padding: 0 var(--space-8);
  background: #fff;
  flex-shrink: 0;
  height: 56px;
}

.navbar-brand {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
  letter-spacing: -.02em;
  margin-right: var(--space-4);
}

.navbar-links {
  display: flex;
  gap: var(--space-1);
  flex: 1;
}

.navbar-link {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.navbar-link:hover {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

.navbar-link.active {
  background: var(--color-accent-light);
  color: var(--color-accent-dark);
  font-weight: var(--font-weight-semibold);
}

.navbar-user {
  display: flex;
  align-items:  center;
  gap: var(--space-3);
  margin-left: auto;
}

.navbar-username {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
}

.navbar-logout {
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-fast);
  background: #fff;
  padding: .35rem .75rem;
}

.navbar-logout:hover {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items:  flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.page-header h1 {
  font-size: var(--font-size-2xl);
  letter-spacing: -.02em;
  margin: 0 0 .3rem;
}

.page-header p {
  color: var(--color-text-secondary);
  margin: 0;
}

.dashboard-page {
  display: grid;
  gap: var(--space-6);
}

.dashboard-header {
  margin-bottom: var(--space-2);
}

.dashboard-header h1 {
  font-size: var(--font-size-2xl);
  letter-spacing: -.02em;
  margin: 0 0 .3rem;
}

.dashboard-header p {
  color: var(--color-text-secondary);
  margin: 0;
}

.dashboard-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-4);
}

.dashboard-link-card {
  padding: var(--space-5) var(--space-6);
  border: 1px solid var(--color-border-light);
  text-decoration: none;
  color: var(--color-text-primary);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  position: relative;
  overflow: hidden;
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 8px 20px #0000000a;
}

.dashboard-link-card:before {
  content: "";
  position: absolute;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-hover));
  opacity: .7;
  height: 3px;
  top: 0;
  left: 0;
  right: 0;
}

.dashboard-link-card:hover {
  color: var(--color-text-primary);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px #00000012;
}

.dashboard-link-card h3 {
  margin: 0 0 var(--space-2) 0;
  font-size: var(--font-size-lg);
}

.dashboard-link-card p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  margin: 0;
}

.profile-content {
  display: grid;
  gap: var(--space-6);
}

.card-inner {
  padding: var(--space-6);
}

.card-description {
  margin: .3rem 0 var(--space-4) 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.card-inner h2 {
  font-size: var(--font-size-xl);
  letter-spacing: -.01em;
  margin: 0;
}

.field-row {
  display: flex;
  gap: var(--space-3);
  align-items:  flex-start;
}

.field-input-wrapper {
  position: relative;
  flex: 1;
}

.field-input-wrapper .form-input {
  padding-right: 5rem;
}

.toggle-visibility {
  position: absolute;
  color: var(--color-accent);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  background: none;
  border: none;
  padding: .25rem .5rem;
  top: 50%;
  right: .75rem;
  transform: translateY(-50%);
}

.field-feedback {
  margin-top: var(--space-3);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.key-reveal {
  display: grid;
  gap: var(--space-3);
}

.key-warning {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  color: #8a4b1f;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  background: #fff3df;
  border: 1px solid #f3d3aa;
}

.key-display {
  display: flex;
  align-items:  center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.key-display code {
  font-family: SF Mono, Fira Code, Menlo, Consolas, monospace;
  font-size: var(--font-size-sm);
  word-break: break-all;
  flex: 1;
}

.copy-btn {
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  background: #fff;
  padding: .35rem .75rem;
}

.copy-btn:hover {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

.key-existing {
  display: flex;
  justify-content: space-between;
  align-items:  center;
  gap: var(--space-4);
}

.key-masked {
  display: flex;
  align-items:  center;
  gap: var(--space-3);
}

.key-masked code {
  font-family: SF Mono, Fira Code, Menlo, Consolas, monospace;
  font-size: var(--font-size-sm);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-sm);
  padding: .3rem .6rem;
}

.key-date {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.config-block {
  position: relative;
}

.config-block pre {
  color: #cdd6f4;
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  overflow-x: auto;
  font-family: SF Mono, Fira Code, Menlo, Consolas, monospace;
  font-size: var(--font-size-sm);
  background: #1e1e2e;
  margin: 0;
  line-height: 1.7;
}

.config-copy {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  color: #cdd6f4;
  background: #ffffff1a;
  border-color: #fff3;
}

.config-copy:hover {
  color: #fff;
  background: #fff3;
}

.knowledge-content, .sync-content {
  display: grid;
  gap: var(--space-6);
}

.card-header-row {
  display: flex;
  justify-content: space-between;
  align-items:  flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.card-header-row h2 {
  margin: 0;
}

.browse-actions {
  display: flex;
  justify-content: space-between;
  align-items:  center;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border-light);
}

.select-all {
  display: flex;
  align-items:  center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  cursor: pointer;
}

.select-all input[type="checkbox"] {
  cursor: pointer;
}

.row-selected {
  background: var(--color-accent-light) !important;
}

.sync-info {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.sync-info-row {
  display: flex;
  align-items:  center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
}

.sync-info-label {
  color: var(--color-text-muted);
  font-weight: var(--font-weight-medium);
  min-width: 100px;
}

.text-error {
  color: #b64b3d;
}

.sync-progress-bar {
  margin-top: var(--space-4);
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
  height: 4px;
}

.sync-progress-bar-inner {
  background: var(--color-accent);
  border-radius: var(--radius-full);
  animation: progressSlide 1.5s ease-in-out infinite;
  width: 30%;
  height: 100%;
}

@keyframes progressSlide {
  0% {
    transform: translateX(-100%);
  }

  100% {
    transform: translateX(400%);
  }
}

@media (max-width: 768px) {
  .app-navbar {
    padding: 0 var(--space-4);
    gap: var(--space-3);
  }

  .navbar-links {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .navbar-links::-webkit-scrollbar {
    display: none;
  }

  .navbar-username {
    display: none;
  }

  .app-main {
    padding: var(--space-4);
  }

  .page-header {
    gap: var(--space-3);
    flex-direction: column;
  }

  .field-row {
    flex-direction: column;
  }

  .key-existing {
    flex-direction: column;
    align-items:  flex-start;
  }

  .card-header-row {
    flex-direction: column;
  }

  .browse-actions {
    flex-direction: column;
    align-items:  flex-start;
  }
}

/* frontend/styles/utilities.css */
.sr-only {
  position: absolute;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
}

.text-center {
  text-align: center;
}

.text-sm {
  font-size: var(--font-size-sm);
}

.text-muted {
  color: var(--color-text-muted);
}

.mb-4 {
  margin-bottom: var(--space-4);
}

.mb-6 {
  margin-bottom: var(--space-6);
}

/* frontend/styles/app.css */