:root {
  --dt-primary: #4a76b2;
  --dt-primary-hover: #3d6499;
  --dt-primary-light: #e8eef7;
  --dt-primary-dark: #2e4a73;
  --dt-bg: #f8f9fb;
  --dt-surface: #ffffff;
  --dt-text: #1a1c1e;
  --dt-text-muted: #6b7280;
  --dt-border: #e5e7eb;
  --dt-border-strong: #d1d5db;
  --dt-danger: #e11d48;
  --dt-danger-bg: #fee2e2;
  --dt-success: #059669;
  --dt-success-bg: #d1fae5;
  --dt-warning-bg: #fef3c7;
  --dt-warning-text: #92400e;
  --dt-radius: 10px;
  --dt-radius-sm: 8px;
  --dt-shadow: 0 1px 3px rgba(16, 24, 40, 0.06), 0 1px 2px rgba(16, 24, 40, 0.04);
  --dt-shadow-lg: 0 8px 24px rgba(16, 24, 40, 0.08);
  --dt-font: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --dt-gradient: linear-gradient(160deg, #5b86c5 0%, #4a76b2 35%, #2e4a73 100%);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--dt-font);
  color: var(--dt-text);
  background: var(--dt-bg);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--dt-primary);
}

/* Brand logo */
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: inherit;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.brand-logo .brand-mark {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.brand-logo.light {
  color: #fff;
}

/* Typography */
h1, h2, h3 {
  letter-spacing: -0.02em;
}

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

.page-title {
  margin: 0;
  font-size: 1.75rem;
  font-weight: 700;
}

.page-subtitle {
  margin: 0.35rem 0 0;
  color: var(--dt-text-muted);
  font-size: 0.95rem;
}

/* Buttons */
.btn,
button.primary,
button.secondary,
button.danger,
.tab-btn,
.tool-card a {
  font-family: inherit;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.7rem 1.1rem;
  border-radius: var(--dt-radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.btn-primary,
button.primary,
.tab-btn.active,
.tool-card a {
  background: var(--dt-primary);
  color: #fff;
  border-color: var(--dt-primary);
}

.btn-primary:hover,
button.primary:hover,
.tool-card a:hover {
  background: var(--dt-primary-hover);
  border-color: var(--dt-primary-hover);
  color: #fff;
}

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

.btn-secondary:hover,
button.secondary:hover {
  background: var(--dt-bg);
}

.btn:disabled,
.btn:disabled:hover {
  opacity: 0.45;
  cursor: not-allowed;
  background: var(--dt-surface);
  color: var(--dt-text-muted);
  border-color: var(--dt-border);
}

.btn-primary:disabled,
.btn-primary:disabled:hover {
  background: var(--dt-primary-light);
  color: var(--dt-text-muted);
  border-color: #c7d7ec;
}

.btn-ghost,
.header-actions a,
.header-actions button,
header nav a,
.topbar-actions a,
.topbar-actions button {
  background: none;
  border: none;
  color: var(--dt-primary);
  text-decoration: none;
  cursor: pointer;
  font-size: 0.92rem;
  font-weight: 500;
  padding: 0.35rem 0.5rem;
}

.btn-ghost:hover,
header nav a:hover {
  color: var(--dt-primary-hover);
}

.btn-danger {
  background: var(--dt-danger);
  color: #fff;
  border: none;
  padding: 0.45rem 0.8rem;
  border-radius: var(--dt-radius-sm);
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 600;
}

.btn-danger:hover {
  background: #be123c;
}

button.danger,
.actions button.danger {
  background: var(--dt-danger-bg);
  color: var(--dt-danger);
  border: none;
  padding: 0.45rem 0.8rem;
  border-radius: var(--dt-radius-sm);
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 600;
}

.btn-block {
  width: 100%;
}

.btn .arrow {
  font-size: 1rem;
  line-height: 1;
}

/* Badges */
.badge {
  display: inline-block;
  background: var(--dt-primary-light);
  color: var(--dt-primary);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  margin-left: 0.4rem;
  vertical-align: middle;
  letter-spacing: 0.02em;
  text-transform: lowercase;
}

.badge.expired {
  background: var(--dt-danger-bg);
  color: var(--dt-danger);
}

.badge.default {
  background: var(--dt-success-bg);
  color: var(--dt-success);
}

.badge.notification {
  background: var(--dt-danger);
  color: #fff;
  min-width: 1.25rem;
  text-align: center;
}

/* Cards */
.card,
.tool-card {
  background: var(--dt-surface);
  border: 1px solid var(--dt-border);
  border-radius: var(--dt-radius);
  box-shadow: var(--dt-shadow);
}

.card {
  padding: 1.35rem;
}

.card h2 {
  margin: 0 0 1rem;
  font-size: 1.05rem;
  font-weight: 700;
}

/* Forms */
label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--dt-text);
}

label .optional {
  color: var(--dt-text-muted);
  font-weight: 500;
}

label .required {
  color: var(--dt-danger);
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--dt-border-strong);
  border-radius: var(--dt-radius-sm);
  font: inherit;
  font-size: 0.95rem;
  color: var(--dt-text);
  background: var(--dt-surface);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--dt-primary);
  box-shadow: 0 0 0 3px rgba(74, 118, 178, 0.15);
}

input::placeholder {
  color: #9ca3af;
}

.password-field {
  position: relative;
  margin-bottom: 1rem;
}

.password-field input {
  display: block;
  margin-bottom: 0;
  padding-right: 2.75rem;
}

.toggle-password {
  position: absolute;
  right: 0.5rem;
  top: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--dt-text-muted);
  padding: 0;
  line-height: 0;
  border-radius: 4px;
  z-index: 2;
}

.toggle-password:hover {
  color: var(--dt-primary);
  background: var(--dt-primary-light);
}

.toggle-password svg {
  display: block;
  width: 20px;
  height: 20px;
  fill: currentColor;
  flex-shrink: 0;
}

.toggle-password .eye-off {
  display: none;
}

.toggle-password.visible .eye-on {
  display: none;
}

.toggle-password.visible .eye-off {
  display: block;
}

/* Alerts */
.alert-error,
#auth-error {
  display: none;
  background: var(--dt-danger-bg);
  color: var(--dt-danger);
  padding: 0.75rem 0.9rem;
  border-radius: var(--dt-radius-sm);
  margin-bottom: 1rem;
  font-size: 0.9rem;
  border: 1px solid #fecdd3;
}

.alert-success,
#auth-success {
  display: none;
  background: var(--dt-success-bg);
  color: var(--dt-success);
  padding: 0.75rem 0.9rem;
  border-radius: var(--dt-radius-sm);
  margin-bottom: 1rem;
  font-size: 0.9rem;
  border: 1px solid #a7f3d0;
}

.retention-note {
  font-size: 0.85rem;
  color: var(--dt-warning-text);
  margin: 0 0 1rem;
  padding: 0.75rem 1rem;
  background: var(--dt-warning-bg);
  border: 1px solid #fde68a;
  border-radius: var(--dt-radius-sm);
}

.meta {
  font-size: 0.85rem;
  color: var(--dt-text-muted);
  margin-top: 0.25rem;
}

.empty {
  color: var(--dt-text-muted);
  font-style: italic;
}

.list-loader {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 2.5rem 1rem;
  color: var(--dt-text-muted);
  font-size: 0.9rem;
}

.list-loader-spinner {
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid var(--dt-border);
  border-top-color: var(--dt-primary);
  border-radius: 50%;
  animation: list-loader-spin 0.7s linear infinite;
  flex-shrink: 0;
}

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

/* Tabs */
.tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 0.55rem 1rem;
  border: 1px solid var(--dt-border);
  background: var(--dt-surface);
  border-radius: var(--dt-radius-sm);
  cursor: pointer;
  color: var(--dt-text-muted);
  font-weight: 600;
  font-size: 0.9rem;
}

.tab-btn:hover {
  background: var(--dt-primary-light);
  color: var(--dt-primary);
  border-color: #c7d7ec;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* Lists */
.list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--dt-border);
}

.list-item:last-child {
  border-bottom: none;
}

.actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.list-toolbar {
  margin-bottom: 0.75rem;
}

.list-toolbar input[type="search"] {
  width: 100%;
  margin-bottom: 0;
}

.actions-dropdown {
  position: relative;
}

.actions-dropdown-btn {
  min-width: 6.5rem;
  justify-content: space-between;
}

.actions-dropdown-menu {
  position: absolute;
  top: calc(100% + 0.35rem);
  right: 0;
  z-index: 20;
  min-width: 9.5rem;
  background: var(--dt-surface);
  border: 1px solid var(--dt-border);
  border-radius: var(--dt-radius-sm);
  box-shadow: var(--dt-shadow-lg);
  padding: 0.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.actions-dropdown-menu[hidden] {
  display: none !important;
}

.actions-dropdown-menu button {
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  border-radius: var(--dt-radius-sm);
  padding: 0.55rem 0.7rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--dt-text);
  cursor: pointer;
}

.actions-dropdown-menu button:hover:not(:disabled) {
  background: var(--dt-bg);
}

.actions-dropdown-menu button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.actions-dropdown-menu button.danger {
  color: var(--dt-danger);
}

.actions-dropdown-menu button.danger:hover:not(:disabled) {
  background: var(--dt-danger-bg);
}

.actions button,
.btn-link {
  background: var(--dt-bg);
  border: 1px solid var(--dt-border);
  padding: 0.45rem 0.8rem;
  border-radius: var(--dt-radius-sm);
  cursor: pointer;
  font-size: 0.88rem;
  color: var(--dt-text);
  text-decoration: none;
}

.actions .btn-primary,
.actions button.btn-primary {
  background: var(--dt-primary);
  color: #fff;
  border-color: var(--dt-primary);
  font-weight: 600;
}

.actions .btn-primary:hover:not(:disabled),
.actions button.btn-primary:hover:not(:disabled) {
  background: var(--dt-primary-hover);
  border-color: var(--dt-primary-hover);
  color: #fff;
}

.actions .btn-primary:disabled,
.actions button.btn-primary:disabled {
  opacity: 1;
  cursor: not-allowed;
  background: var(--dt-surface);
  color: var(--dt-text-muted);
  border-color: var(--dt-border);
}

.btn-link {
  background: var(--dt-primary);
  color: #fff;
  border-color: var(--dt-primary);
  font-weight: 600;
}

.actions button:not(.btn-primary):not(:disabled):hover {
  background: var(--dt-primary-light);
  border-color: #c7d7ec;
}

/* File drop zone */
.file-drop-zone {
  position: relative;
  margin-bottom: 1rem;
  border: 2px dashed var(--dt-border-strong);
  border-radius: var(--dt-radius);
  background: var(--dt-bg);
  transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
  cursor: pointer;
}

.file-drop-zone:hover {
  border-color: #b8c9e0;
  background: #f3f6fa;
}

.file-drop-zone.is-dragover,
.file-drop-zone[data-state="selected"] {
  border-color: var(--dt-primary);
  background: var(--dt-primary-light);
  box-shadow: 0 0 0 3px rgba(74, 118, 178, 0.12);
}

.file-drop-zone[data-state="selected"] {
  cursor: default;
}

.file-drop-input {
  position: absolute;
  width: 0;
  height: 0;
  opacity: 0;
  pointer-events: none;
}

.file-drop-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 2rem 1.5rem;
  text-align: center;
}

.file-drop-zone--compact .file-drop-content {
  padding: 1.35rem 1.25rem;
}

.file-drop-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  gap: 0.5rem;
  text-align: center;
}

.file-drop-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--dt-surface);
  color: var(--dt-primary);
  box-shadow: var(--dt-shadow);
}

.file-drop-zone--compact .file-drop-icon {
  width: 44px;
  height: 44px;
}

.file-drop-icon svg {
  display: block;
  width: 26px;
  height: 26px;
  flex-shrink: 0;
}

.file-drop-zone--compact .file-drop-icon svg {
  width: 22px;
  height: 22px;
}

.file-drop-title {
  margin: 0;
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--dt-text);
}

.file-drop-hint {
  margin: 0;
  font-size: 0.88rem;
  color: var(--dt-text-muted);
}

.file-drop-browse {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  font-weight: 600;
  color: var(--dt-primary);
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.file-drop-browse:hover {
  color: var(--dt-primary-hover);
}

.file-drop-zone[data-state="empty"] .file-drop-selected {
  display: none !important;
}

.file-drop-zone[data-state="selected"] .file-drop-empty {
  display: none !important;
}

.file-drop-empty[hidden],
.file-drop-selected[hidden] {
  display: none !important;
}

.file-drop-selected {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  text-align: center;
}

.file-drop-name {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--dt-primary-dark);
  word-break: break-all;
}

.file-drop-meta {
  margin: 0;
  font-size: 0.82rem;
  color: var(--dt-text-muted);
}

.file-drop-clear {
  margin-top: 0.35rem;
  background: var(--dt-surface);
  border: 1px solid var(--dt-border-strong);
  border-radius: var(--dt-radius-sm);
  padding: 0.35rem 0.75rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--dt-text-muted);
  cursor: pointer;
}

.file-drop-clear:hover {
  color: var(--dt-text);
  border-color: var(--dt-primary);
}

.field-divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0.25rem 0 1rem;
  color: var(--dt-text-muted);
  font-size: 0.82rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.field-divider::before,
.field-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--dt-border);
}

.row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.row-2 > div input {
  margin-bottom: 0;
}

/* Marketing / landing header */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background: var(--dt-surface);
  border-bottom: 1px solid var(--dt-border);
}

.app-header nav {
  display: flex;
  gap: 1.25rem;
  align-items: center;
}

/* Auth split layout */
.auth-page {
  min-height: 100vh;
}

.auth-shell {
  display: grid;
  grid-template-columns: minmax(320px, 42%) 1fr;
  min-height: 100vh;
}

.auth-brand-panel {
  background: var(--dt-gradient);
  color: #fff;
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.auth-brand-panel h2 {
  margin: 1.5rem 0 0;
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  line-height: 1.2;
  font-weight: 700;
  max-width: 18ch;
}

.auth-brand-panel .tagline {
  margin-top: 1rem;
  color: rgba(255, 255, 255, 0.82);
  font-size: 1rem;
  line-height: 1.55;
  max-width: 36ch;
}

.auth-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
  margin-top: auto;
  padding-top: 2rem;
}

.auth-stat-card {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 12px;
  padding: 1rem;
  backdrop-filter: blur(8px);
}

.auth-stat-card strong {
  display: block;
  font-size: 1.35rem;
  margin-bottom: 0.2rem;
}

.auth-stat-card span {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.35;
}

.auth-footnote {
  margin-top: 1.25rem;
  font-size: 0.78rem;
  font-style: italic;
  color: rgba(255, 255, 255, 0.65);
}

.auth-form-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  background: var(--dt-surface);
}

.auth-card {
  width: 100%;
  max-width: 420px;
}

.auth-card h1 {
  margin: 0 0 0.35rem;
  font-size: 1.75rem;
}

.auth-card .subtitle {
  color: var(--dt-text-muted);
  margin: 0 0 1.5rem;
  font-size: 0.95rem;
}

.auth-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.auth-tabs button {
  flex: 1;
  padding: 0.6rem;
  border: 1px solid var(--dt-border);
  background: var(--dt-bg);
  border-radius: var(--dt-radius-sm);
  cursor: pointer;
  font-weight: 600;
  color: var(--dt-text-muted);
}

.auth-tabs button.active {
  background: var(--dt-primary-light);
  color: var(--dt-primary);
  border-color: #c7d7ec;
}

.link-button,
.back-link {
  color: var(--dt-primary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
}

.link-button {
  display: inline-block;
  margin: -0.25rem 0 1rem;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}

.back-link {
  display: block;
  text-align: center;
  margin-top: 1.25rem;
}

.link-button:hover,
.back-link:hover {
  text-decoration: underline;
}

.auth-security {
  margin-top: 1.5rem;
  text-align: center;
  font-size: 0.82rem;
  color: var(--dt-text-muted);
}

.form-heading {
  margin: 0 0 1rem;
  font-size: 1.15rem;
}

/* App shell with sidebar */
.app-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: var(--dt-surface);
  border-right: 1px solid var(--dt-border);
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.sidebar-nav + .nav-section {
  margin-top: 0.5rem;
}

.nav-section {
  margin: 0.45rem 0 0.1rem 0.65rem;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--dt-text-muted);
}

.sidebar .tab-btn {
  width: 100%;
  text-align: left;
  border: none;
  background: transparent;
  color: var(--dt-text-muted);
  padding: 0.42rem 0.7rem;
  border-radius: var(--dt-radius-sm);
  font-weight: 600;
}

.sidebar .tab-btn:hover {
  background: var(--dt-bg);
}

.sidebar .tab-btn.active {
  background: var(--dt-primary-light);
  color: var(--dt-primary);
}

.sidebar-tools {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  margin-bottom: 0.1rem;
}

.sidebar-tools a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.42rem 0.7rem;
  border-radius: var(--dt-radius-sm);
  text-decoration: none;
  color: var(--dt-text-muted);
  font-weight: 600;
  font-size: 0.9rem;
}

.sidebar-external-icon {
  width: 0.9rem;
  height: 0.9rem;
  flex-shrink: 0;
  opacity: 0.55;
}

.sidebar-tools a:hover .sidebar-external-icon {
  opacity: 0.85;
}

.sidebar-tools a:hover {
  background: var(--dt-bg);
  color: var(--dt-primary);
}

.sidebar-link {
  display: block;
  padding: 0.42rem 0.7rem;
  border-radius: var(--dt-radius-sm);
  text-decoration: none;
  color: var(--dt-text-muted);
  font-weight: 600;
  font-size: 0.9rem;
}

.sidebar-link:hover {
  background: var(--dt-bg);
  color: var(--dt-primary);
}

.sidebar-link.active {
  background: var(--dt-primary-light);
  color: var(--dt-primary);
}

.sidebar-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 0.22rem;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: 1px solid var(--dt-border);
  border-radius: var(--dt-radius-sm);
  background: var(--dt-surface);
  cursor: pointer;
  flex-shrink: 0;
}

.sidebar-toggle:hover {
  background: var(--dt-bg);
}

.sidebar-toggle-bar {
  display: block;
  width: 1.1rem;
  height: 2px;
  margin: 0 auto;
  background: var(--dt-text);
  border-radius: 1px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.app-shell.sidebar-open .sidebar-toggle-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.app-shell.sidebar-open .sidebar-toggle-bar:nth-child(2) {
  opacity: 0;
}

.app-shell.sidebar-open .sidebar-toggle-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.sidebar-backdrop {
  display: none;
}

.topbar-start {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
}

.topbar-heading {
  min-width: 0;
}

.app-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  background: var(--dt-surface);
  border-bottom: 1px solid var(--dt-border);
  padding: 1rem 1.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.topbar-actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  color: var(--dt-text-muted);
  font-size: 0.9rem;
}

.user-menu {
  position: relative;
}

.user-menu-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.42rem 0.7rem;
  border: 1px solid var(--dt-border);
  border-radius: var(--dt-radius-sm);
  background: var(--dt-surface);
  color: var(--dt-text);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
}

.user-menu-btn:hover {
  background: var(--dt-bg);
}

.user-menu-caret {
  color: var(--dt-text-muted);
  font-size: 0.75rem;
}

.user-menu-dropdown {
  position: absolute;
  top: calc(100% + 0.35rem);
  right: 0;
  z-index: 30;
  min-width: 12rem;
  background: var(--dt-surface);
  border: 1px solid var(--dt-border);
  border-radius: var(--dt-radius-sm);
  box-shadow: var(--dt-shadow-lg);
  padding: 0.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.user-menu-dropdown[hidden] {
  display: none !important;
}

.user-menu-header {
  padding: 0.55rem 0.7rem 0.45rem;
  border-bottom: 1px solid var(--dt-border);
  margin-bottom: 0.15rem;
}

.user-menu-header strong {
  display: block;
  color: var(--dt-text);
  font-size: 0.9rem;
}

.user-menu-header .meta {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.8rem;
}

.user-menu-item {
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  border-radius: var(--dt-radius-sm);
  padding: 0.55rem 0.7rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--dt-text);
  text-decoration: none;
  cursor: pointer;
}

.user-menu-item:hover {
  background: var(--dt-bg);
}

.user-menu-item.danger {
  color: var(--dt-danger);
}

.user-menu-item.danger:hover {
  background: var(--dt-danger-bg);
}

.app-content {
  padding: 1.5rem 1.75rem 2rem;
}

.panel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.5rem 0;
}

.checkbox-row input {
  width: auto;
  margin: 0;
}

#signature-canvas {
  border: 1px solid var(--dt-border-strong);
  border-radius: var(--dt-radius-sm);
  width: 100%;
  height: 150px;
  touch-action: none;
  cursor: crosshair;
  background: var(--dt-bg);
}

.sig-preview {
  width: 80px;
  height: 40px;
  object-fit: contain;
  border: 1px solid var(--dt-border);
  border-radius: var(--dt-radius-sm);
  background: var(--dt-bg);
}

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

.profile-grid .card h3 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
}

.panel-divider {
  margin: 1.5rem 0;
  border: none;
  border-top: 1px solid var(--dt-border);
}

.profile-linked-panel {
  margin-top: 0.25rem;
}

.profile-list-heading {
  margin: 1.25rem 0 0.5rem;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--dt-text-muted);
}

.profile-list-heading:first-of-type {
  margin-top: 0;
}

.profile-assets-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.profile-asset-card {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 0.75rem;
  border: 1px solid var(--dt-border);
  border-radius: var(--dt-radius-sm);
  background: var(--dt-bg);
}

.profile-asset-preview {
  width: 100%;
  height: 72px;
  object-fit: contain;
  border: 1px solid var(--dt-border);
  border-radius: var(--dt-radius-sm);
  background: #fff;
}

.profile-signature-note {
  margin-bottom: 1rem;
}

.profile-signatures-list {
  margin-top: 1rem;
}

.profiles-page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.profiles-page-header h2 {
  margin: 0;
}

.profile-list-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.profile-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.profile-filter-btn {
  border: 1px solid var(--dt-border);
  background: var(--dt-bg);
  color: var(--dt-text-muted);
  border-radius: 999px;
  padding: 0.38rem 0.85rem;
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
}

.profile-filter-btn:hover {
  background: var(--dt-surface);
  color: var(--dt-text);
}

.profile-filter-btn.active {
  background: var(--dt-primary-light);
  border-color: #c7d7ec;
  color: var(--dt-primary);
}

.profile-list-toolbar input[type="search"] {
  width: min(100%, 16rem);
  margin-bottom: 0;
}

.signature-draw-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.signature-upload-block,
.signature-draw-block {
  margin-bottom: 0.75rem;
}

.profile-form-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}

.profile-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(2px);
}

.profile-modal-overlay[hidden] {
  display: none !important;
}

.profile-modal {
  width: 100%;
  max-width: 640px;
  max-height: calc(100vh - 3rem);
  overflow: auto;
  background: var(--dt-surface);
  border: 1px solid var(--dt-border);
  border-radius: var(--dt-radius);
  box-shadow: var(--dt-shadow-lg);
}

.profile-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding: 1.1rem 1.25rem 0.75rem;
  border-bottom: 1px solid var(--dt-border);
  position: sticky;
  top: 0;
  background: var(--dt-surface);
  z-index: 1;
}

.profile-modal-header h2 {
  margin: 0;
  font-size: 1.1rem;
}

.profile-modal-close {
  width: 2rem;
  height: 2rem;
  border: 1px solid var(--dt-border);
  border-radius: var(--dt-radius-sm);
  background: var(--dt-bg);
  color: var(--dt-text-muted);
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
}

.profile-modal-close:hover {
  color: var(--dt-text);
  background: var(--dt-surface);
}

.profile-modal-body {
  padding: 1rem 1.25rem 1.25rem;
}

.btn-sm {
  padding: 0.35rem 0.65rem;
  font-size: 0.82rem;
}

@media (max-width: 960px) {
  .profile-assets-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 960px) {
  .auth-shell {
    grid-template-columns: 1fr;
  }

  .auth-brand-panel {
    min-height: auto;
    padding: 1.75rem;
  }

  .auth-stats {
    grid-template-columns: 1fr 1fr;
  }

  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar-toggle {
    display: inline-flex;
  }

  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 300;
    width: min(280px, 86vw);
    max-width: 280px;
    padding-top: 1rem;
    border-right: 1px solid var(--dt-border);
    border-bottom: none;
    box-shadow: var(--dt-shadow-lg);
    transform: translateX(-100%);
    transition: transform 0.22s ease;
    overflow-y: auto;
  }

  .app-shell.sidebar-open .sidebar {
    transform: translateX(0);
  }

  .sidebar-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 290;
    background: rgba(15, 23, 42, 0.45);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.22s ease;
  }

  .app-shell.sidebar-open .sidebar-backdrop {
    opacity: 1;
    pointer-events: auto;
  }

  body.sidebar-nav-open {
    overflow: hidden;
  }

  .topbar {
    padding: 0.85rem 1rem;
  }

  .page-subtitle {
    font-size: 0.82rem;
  }

  .topbar-actions .topbar-home-link {
    display: none;
  }

  .app-content {
    padding: 1rem;
  }

  .list-item {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
  }

  .list-item .actions {
    width: 100%;
    justify-content: flex-end;
  }

  .panel-grid,
  .row-2 {
    grid-template-columns: 1fr;
  }
}

/* Modals */
body.dt-modal-open {
  overflow: hidden;
}

.dt-toast-stack {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 11000;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.5rem;
  max-width: min(360px, calc(100vw - 2rem));
  pointer-events: none;
}

.dt-toast {
  padding: 0.75rem 1rem;
  border-radius: var(--dt-radius-sm);
  box-shadow: var(--dt-shadow-lg);
  background: var(--dt-surface);
  border: 1px solid var(--dt-border);
  color: var(--dt-text);
  font-size: 0.9rem;
  line-height: 1.4;
  opacity: 0;
  transform: translateX(0.75rem);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.dt-toast--visible {
  opacity: 1;
  transform: translateX(0);
}

.dt-toast--success {
  border-color: #a7f3d0;
  background: var(--dt-success-bg);
  color: var(--dt-success);
}

.dt-toast--error {
  border-color: #fecdd3;
  background: var(--dt-danger-bg);
  color: var(--dt-danger);
}

.dt-toast--info {
  border-color: #c7d7ec;
  background: var(--dt-primary-light);
  color: var(--dt-primary-dark);
}

.dt-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(2px);
}

.dt-modal-overlay[hidden] {
  display: none !important;
}

.dt-modal {
  width: 100%;
  max-width: 420px;
  background: var(--dt-surface);
  border: 1px solid var(--dt-border);
  border-radius: var(--dt-radius);
  box-shadow: var(--dt-shadow-lg);
  padding: 1.35rem 1.35rem 1.1rem;
}

.dt-modal-title {
  margin: 0 0 0.6rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dt-text);
}

.dt-modal-message {
  margin: 0;
  color: var(--dt-text-muted);
  line-height: 1.5;
  font-size: 0.95rem;
  white-space: pre-wrap;
}

.dt-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

@media (max-width: 520px) {
  .auth-stats {
    grid-template-columns: 1fr;
  }

  .page-subtitle {
    display: none;
  }

  .profiles-page-header {
    flex-wrap: wrap;
  }

  .profile-list-toolbar {
    flex-direction: column;
    align-items: stretch;
  }
}

/* eSign editor overrides */
body.esign-page {
  background: var(--dt-bg);
}

body.esign-page #top-bar {
  background: var(--dt-surface);
  border-bottom: 1px solid var(--dt-border);
  box-shadow: var(--dt-shadow);
}

body.esign-page #empty-state .back-home {
  color: var(--dt-primary);
}

body.esign-page #socials .dashboard-link {
  color: var(--dt-primary);
  border-color: var(--dt-border);
}

body.esign-page #socials .dashboard-link:hover {
  border-color: var(--dt-primary);
  background: var(--dt-primary-light);
}

body.esign-page #save-server {
  border-color: var(--dt-primary);
  background: var(--dt-primary);
}

body.esign-page .autofill-advanced[open] summary {
  border-color: var(--dt-primary);
}

body.esign-page .toggle-password:hover {
  color: var(--dt-primary);
  background: var(--dt-primary-light);
}