/* ============================================================
   af-dashboard / Components
   Reusable atomic + composite styles
   ============================================================ */

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: var(--control-h);
  padding: 0 var(--pad-control-x);
  border: 1px solid transparent;
  border-radius: var(--r-md);
  background: transparent;
  color: var(--fg);
  font: 500 var(--fs-base)/1 var(--font-sans);
  letter-spacing: -0.005em;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  transition:
    background var(--dur-fast) var(--ease-out),
    border-color var(--dur-fast) var(--ease-out),
    color var(--dur-fast) var(--ease-out),
    box-shadow var(--dur-fast) var(--ease-out);
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-sm  { height: var(--control-h-sm); padding: 0 10px; font-size: var(--fs-sm); border-radius: var(--r-sm); }
.btn-lg  { height: 38px; padding: 0 16px; font-size: var(--fs-md); }

.btn-icon {
  width: var(--control-h);
  height: var(--control-h);
  padding: 0;
  border-radius: var(--r-md);
}
.btn-icon.btn-sm { width: var(--control-h-sm); height: var(--control-h-sm); border-radius: var(--r-sm); }

/* Variants */
.btn-primary {
  background: var(--accent-500);
  color: var(--fg-on-accent);
  border-color: var(--accent-500);
  box-shadow: 0 1px 0 0 rgba(255,255,255,0.08) inset, var(--shadow-1);
}
.btn-primary:hover:not(:disabled) { background: var(--accent-600); border-color: var(--accent-600); }
.btn-primary:active:not(:disabled) { background: var(--accent-700); }

.btn-secondary {
  background: var(--bg-elev);
  color: var(--fg);
  border-color: var(--line-strong);
}
.btn-secondary:hover:not(:disabled) { background: var(--bg-hover); border-color: var(--line-strong); }
.btn-secondary:active:not(:disabled) { background: var(--bg-active); }

.btn-ghost {
  background: transparent;
  color: var(--fg-muted);
}
.btn-ghost:hover:not(:disabled) { background: var(--bg-hover); color: var(--fg); }
.btn-ghost:active:not(:disabled) { background: var(--bg-active); }

.btn-danger {
  background: transparent;
  color: var(--danger);
  border-color: transparent;
}
.btn-danger:hover:not(:disabled) { background: var(--danger-bg); }
.btn-danger.btn-solid {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
}
.btn-danger.btn-solid:hover:not(:disabled) { filter: brightness(0.95); }

.btn-link {
  height: auto;
  padding: 0;
  color: var(--accent-500);
  background: transparent;
  font-weight: 500;
}
.btn-link:hover { color: var(--accent-600); text-decoration: underline; text-underline-offset: 3px; }

/* Segmented control / button group */
.btn-group {
  display: inline-flex;
  background: var(--bg-elev-2);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 2px;
  gap: 0;
}
.btn-group .btn {
  height: calc(var(--control-h) - 6px);
  padding: 0 10px;
  border-radius: calc(var(--r-md) - 2px);
  border: 0;
  color: var(--fg-muted);
  background: transparent;
  font-weight: 500;
}
.btn-group .btn[aria-pressed="true"],
.btn-group .btn.is-active {
  background: var(--bg-elev);
  color: var(--fg);
  box-shadow: var(--shadow-1);
}

/* ============================================================
   Inputs
   ============================================================ */
.field-label {
  display: block;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--fg-subtle);
  margin-bottom: 6px;
}
.field-hint { font-size: var(--fs-xs); color: var(--fg-subtle); margin-top: 4px; }
.field-error { font-size: var(--fs-xs); color: var(--danger); margin-top: 4px; }

.input,
.select,
.textarea {
  display: block;
  width: 100%;
  height: var(--control-h);
  padding: 0 var(--pad-control-x);
  font: 400 var(--fs-base)/1 var(--font-sans);
  color: var(--fg);
  background: var(--bg-elev);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}
.input::placeholder, .textarea::placeholder { color: var(--fg-faint); }
.input:hover, .select:hover, .textarea:hover { border-color: var(--fg-faint); }
.input:disabled, .select:disabled, .textarea:disabled {
  background: var(--bg-disabled);
  color: var(--fg-subtle);
  cursor: not-allowed;
}
.textarea { height: auto; min-height: 72px; padding: 8px var(--pad-control-x); line-height: var(--lh-snug); resize: vertical; }

.input.has-error, .select.has-error, .textarea.has-error {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--danger) 18%, transparent);
}

.input-group {
  position: relative;
  display: flex;
  align-items: center;
}
.input-group .input { padding-left: 32px; }
.input-group .input-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--fg-subtle);
  pointer-events: none;
  display: flex;
}

/* Select chevron */
.select {
  appearance: none;
  -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--fg-subtle) 50%),
                    linear-gradient(135deg, var(--fg-subtle) 50%, transparent 50%);
  background-position: calc(100% - 14px) 50%, calc(100% - 9px) 50%;
  background-size: 5px 5px;
  background-repeat: no-repeat;
  padding-right: 28px;
}

/* Checkbox / radio */
.checkbox, .radio {
  appearance: none;
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border: 1px solid var(--line-strong);
  background: var(--bg-elev);
  cursor: pointer;
  display: inline-grid;
  place-content: center;
  transition: background var(--dur-fast), border-color var(--dur-fast);
}
.checkbox { border-radius: 4px; }
.radio { border-radius: 50%; }
.checkbox:hover, .radio:hover { border-color: var(--fg-subtle); }
.checkbox:checked, .radio:checked {
  background: var(--accent-500);
  border-color: var(--accent-500);
}
.checkbox:checked::after {
  content: "";
  width: 9px;
  height: 5px;
  border-left: 1.5px solid #fff;
  border-bottom: 1.5px solid #fff;
  transform: rotate(-45deg) translateY(-1px);
}
.radio:checked::after {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #fff;
}

/* Switch */
.switch {
  appearance: none;
  -webkit-appearance: none;
  width: 30px;
  height: 18px;
  border-radius: var(--r-pill);
  background: var(--line-strong);
  position: relative;
  cursor: pointer;
  transition: background var(--dur-base);
}
.switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #fff;
  box-shadow: var(--shadow-1);
  transition: transform var(--dur-base) var(--ease-out);
}
.switch:checked { background: var(--accent-500); }
.switch:checked::after { transform: translateX(12px); }

/* ============================================================
   Badges, Chips, Status
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 20px;
  padding: 0 8px;
  font-size: var(--fs-xs);
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.01em;
  border-radius: var(--r-sm);
  background: var(--bg-elev-2);
  color: var(--fg-muted);
  border: 1px solid var(--line);
}
.badge-pill { border-radius: var(--r-pill); padding: 0 10px; }
.badge-solid { border: 0; color: #fff; background: var(--fg-muted); }

.badge-success { background: var(--success-bg); color: var(--success-fg); border-color: transparent; }
.badge-warn    { background: var(--warn-bg);    color: var(--warn-fg);    border-color: transparent; }
.badge-danger  { background: var(--danger-bg);  color: var(--danger-fg);  border-color: transparent; }
.badge-info    { background: var(--info-bg);    color: var(--info-fg);    border-color: transparent; }
.badge-accent  { background: color-mix(in oklab, var(--accent-500) 12%, transparent); color: var(--accent-700); border-color: transparent; }
[data-theme="dark"] .badge-accent { color: var(--accent-300); }

/* Status dot */
.dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--fg-faint);
  flex-shrink: 0;
}
.dot-success { background: var(--success); }
.dot-warn    { background: var(--warn); }
.dot-danger  { background: var(--danger); }
.dot-info    { background: var(--info); }
.dot-pulse {
  position: relative;
}
.dot-pulse::after {
  content: "";
  position: absolute; inset: -4px;
  border-radius: 50%;
  border: 2px solid currentColor;
  opacity: 0;
  animation: dotPulse 2s ease-out infinite;
}
@keyframes dotPulse {
  0% { transform: scale(0.6); opacity: 0.5; }
  80%, 100% { transform: scale(1.6); opacity: 0; }
}

/* ============================================================
   Project badges (PS / GX / YP / P4) — 3 variations
   ============================================================ */
.pb {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-xs);
  font-weight: 600;
  line-height: 1;
}

/* V1: Colored circle (current style, refined) */
.pb-circle {
  width: 18px; height: 18px;
  border-radius: 50%;
  display: inline-grid;
  place-content: center;
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.pb-circle.ps { background: var(--proj-ps); }
.pb-circle.gx { background: var(--proj-gx); }
.pb-circle.yp { background: var(--proj-yp); }
.pb-circle.p4 { background: var(--proj-p4); }

/* V2: Tinted pill with text */
.pb-pill {
  display: inline-flex;
  align-items: center;
  height: 20px;
  padding: 0 8px;
  border-radius: var(--r-sm);
  font-size: var(--fs-xs);
  font-weight: 600;
}
.pb-pill.ps { background: var(--proj-ps-bg); color: var(--proj-ps); }
.pb-pill.gx { background: var(--proj-gx-bg); color: var(--proj-gx); }
.pb-pill.yp { background: var(--proj-yp-bg); color: var(--proj-yp); }
.pb-pill.p4 { background: var(--proj-p4-bg); color: var(--proj-p4); }

/* V3: 2-letter colored square (Notion-style) */
.pb-square {
  width: 20px; height: 20px;
  border-radius: 5px;
  display: inline-grid;
  place-content: center;
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0;
}
.pb-square.ps { background: var(--proj-ps); }
.pb-square.gx { background: var(--proj-gx); }
.pb-square.yp { background: var(--proj-yp); }
.pb-square.p4 { background: var(--proj-p4); }

/* ============================================================
   Cards
   ============================================================ */
.card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: var(--pad-card);
}
.card-flat { border: 0; }
.card-section + .card-section { margin-top: var(--s-3); }
.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--s-3);
}
.card-title {
  font-size: var(--fs-md);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--fg);
  margin: 0;
}

/* ============================================================
   KPI / Metric (Linear-style: borderless)
   ============================================================ */
.metric {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 4px 0;
}
.metric-label {
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--fg-subtle);
}
.metric-value {
  font: 600 var(--fs-xl)/1.05 var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  color: var(--fg);
}
.metric-value.success { color: var(--success); }
.metric-value.danger  { color: var(--danger); }
.metric-foot {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-xs);
  color: var(--fg-subtle);
}
.metric-trend {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: var(--fs-xs);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  padding: 2px 6px;
  border-radius: var(--r-sm);
}
.metric-trend.up   { color: var(--success-fg); background: var(--success-bg); }
.metric-trend.down { color: var(--danger-fg);  background: var(--danger-bg); }
.metric-trend.flat { color: var(--fg-subtle);  background: var(--bg-elev-2); }

/* Metric grid divider */
.metric-row {
  display: grid;
  gap: 0;
  padding: var(--s-4) 0;
}
.metric-row > .metric {
  padding: 0 var(--s-5);
  border-left: 1px solid var(--line);
}
.metric-row > .metric:first-child { border-left: 0; padding-left: 0; }

/* ============================================================
   Tables — borderless rows, subtle hover (Linear)
   ============================================================ */
.table-wrap {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
}
table.tbl {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-sm);
}
table.tbl thead th {
  position: sticky; top: 0; z-index: var(--z-sticky);
  background: var(--bg-elev);
  text-align: left;
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--fg-subtle);
  padding: 10px var(--pad-cell-x);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
  user-select: none;
}
table.tbl tbody td {
  padding: 0 var(--pad-cell-x);
  height: var(--row-h);
  vertical-align: middle;
  color: var(--fg);
  border-bottom: 1px solid var(--line);
}
table.tbl tbody tr:last-child td { border-bottom: 0; }
table.tbl tbody tr {
  transition: background var(--dur-fast);
}
table.tbl tbody tr:hover td { background: var(--bg-hover); }
table.tbl td.r,
table.tbl th.r { text-align: right; }
table.tbl td.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  text-align: right;
  white-space: nowrap;
}
table.tbl td.muted { color: var(--fg-muted); }
table.tbl tfoot td {
  padding: 10px var(--pad-cell-x);
  background: var(--bg-elev-2);
  font-weight: 600;
  color: var(--fg);
  border-top: 1px solid var(--line);
}
.th-sortable {
  cursor: pointer;
}
.th-sortable:hover { color: var(--fg); }
.th-sortable .sort-i {
  display: inline-block;
  margin-left: 4px;
  opacity: 0.5;
}
.th-sortable[aria-sort="ascending"] .sort-i,
.th-sortable[aria-sort="descending"] .sort-i { opacity: 1; color: var(--fg); }

/* Cell helpers */
.cell-stack { display: flex; flex-direction: column; gap: 2px; line-height: 1.3; }
.cell-stack .sub { color: var(--fg-subtle); font-size: var(--fs-xs); }

/* Row selected */
table.tbl tbody tr.is-selected td { background: color-mix(in oklab, var(--accent-500) 8%, transparent); }

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px var(--pad-cell-x);
  border-top: 1px solid var(--line);
  font-size: var(--fs-sm);
  color: var(--fg-subtle);
}
.pagination .pages { display: inline-flex; gap: 2px; }
.pg-btn {
  height: 26px; min-width: 26px;
  border-radius: var(--r-sm);
  border: 0;
  background: transparent;
  color: var(--fg-muted);
  font: 500 var(--fs-sm)/1 var(--font-sans);
  cursor: pointer;
  padding: 0 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.pg-btn:hover { background: var(--bg-hover); color: var(--fg); }
.pg-btn[aria-current="page"] {
  background: var(--bg-active);
  color: var(--fg);
  font-weight: 600;
}

/* ============================================================
   Filter / Toolbar bar
   ============================================================ */
.toolbar {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  padding: var(--s-2) var(--s-3);
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  flex-wrap: wrap;
}
.toolbar .grow { flex: 1; }

/* ============================================================
   Modal / Drawer / Sheet
   ============================================================ */
.scrim {
  position: fixed; inset: 0;
  background: rgba(8, 10, 14, 0.45);
  backdrop-filter: blur(2px);
  z-index: var(--z-modal);
  animation: fadeIn var(--dur-base) var(--ease-out);
}
[data-theme="dark"] .scrim { background: rgba(0, 0, 0, 0.6); }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translate(-50%, calc(-50% + 8px)); opacity: 0; } to { transform: translate(-50%, -50%); opacity: 1; } }
@keyframes slideRight { from { transform: translateX(8px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

.modal {
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: min(440px, calc(100vw - 32px));
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-3);
  z-index: calc(var(--z-modal) + 1);
  animation: slideUp var(--dur-slow) var(--ease-out);
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 64px);
}
.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--s-4) var(--pad-modal);
  border-bottom: 1px solid var(--line);
}
.modal-title { font-size: var(--fs-md); font-weight: 600; margin: 0; }
.modal-body { padding: var(--pad-modal); overflow: auto; }
.modal-foot {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--s-2);
  padding: var(--s-3) var(--pad-modal);
  border-top: 1px solid var(--line);
  background: var(--bg-elev-2);
  border-radius: 0 0 var(--r-lg) var(--r-lg);
}

.drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: min(480px, 100vw);
  background: var(--bg-elev);
  border-left: 1px solid var(--line);
  box-shadow: var(--shadow-3);
  z-index: calc(var(--z-modal) + 1);
  display: flex;
  flex-direction: column;
  animation: slideRight var(--dur-slow) var(--ease-out);
}
.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--s-4) var(--pad-modal);
  border-bottom: 1px solid var(--line);
}
.drawer-body { padding: var(--pad-modal); overflow: auto; flex: 1; }
.drawer-foot {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--s-2);
  padding: var(--s-3) var(--pad-modal);
  border-top: 1px solid var(--line);
  background: var(--bg-elev-2);
}

.sheet {
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: min(720px, calc(100vw - 32px));
  max-height: calc(100vh - 64px);
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-3);
  z-index: calc(var(--z-modal) + 1);
  display: flex;
  flex-direction: column;
  animation: slideUp var(--dur-slow) var(--ease-out);
}

/* ============================================================
   Sidebar
   ============================================================ */
.app {
  display: grid;
  grid-template-columns: var(--sidebar-w, 232px) 1fr;
  height: 100vh;
  transition: grid-template-columns var(--dur-base) var(--ease-out);
}
[data-sidebar="collapsed"] .app { --sidebar-w: 56px; }

.sidebar {
  background: var(--bg-elev);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  height: 100vh;
  position: sticky;
  top: 0;
}
.sidebar-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  height: 52px;
  border-bottom: 1px solid var(--line);
  flex-shrink: 0;
}
.sidebar-logo {
  width: 26px;
  height: 26px;
  border-radius: 7px;
  background: var(--accent-500);
  color: #fff;
  display: grid;
  place-content: center;
  font-weight: 700;
  font-size: 13px;
  flex-shrink: 0;
}
.sidebar-brand {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  min-width: 0;
  flex: 1;
}
.sidebar-brand .name { font-size: var(--fs-base); font-weight: 600; color: var(--fg); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-brand .sub  { font-size: var(--fs-xs); color: var(--fg-subtle); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
[data-sidebar="collapsed"] .sidebar-brand,
[data-sidebar="collapsed"] .nav-text,
[data-sidebar="collapsed"] .nav-section-label,
[data-sidebar="collapsed"] .sidebar-foot-meta { display: none; }
[data-sidebar="collapsed"] .nav-item { justify-content: center; padding: 0; width: 36px; height: 32px; }
[data-sidebar="collapsed"] .sidebar-head { justify-content: center; padding: 12px 0; }
[data-sidebar="collapsed"] .sidebar-toggle { margin: 4px auto 0; }

.sidebar-toggle {
  width: 24px; height: 24px;
  border: 0;
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--fg-subtle);
  cursor: pointer;
  display: grid; place-content: center;
}
.sidebar-toggle:hover { background: var(--bg-hover); color: var(--fg); }

.nav {
  flex: 1;
  overflow-y: auto;
  padding: 10px 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.nav-section { margin-top: 14px; }
.nav-section:first-child { margin-top: 0; }
.nav-section-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--fg-faint);
  padding: 4px 10px;
  margin-bottom: 4px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 30px;
  padding: 0 10px;
  border-radius: var(--r-sm);
  color: var(--fg-muted);
  font-size: var(--fs-base);
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--dur-fast), color var(--dur-fast);
  position: relative;
}
.nav-item:hover { background: var(--bg-hover); color: var(--fg); }
.nav-item.is-active {
  background: var(--bg-active);
  color: var(--fg);
}
.nav-item.is-active::before {
  content: "";
  position: absolute;
  left: -8px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  border-radius: var(--r-pill);
  background: var(--accent-500);
}
.nav-item .icn {
  width: 16px; height: 16px;
  display: grid;
  place-content: center;
  color: var(--fg-subtle);
  flex-shrink: 0;
}
.nav-item.is-active .icn,
.nav-item:hover .icn { color: var(--fg); }
.nav-item .nav-text {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.nav-item .nav-meta {
  font-size: var(--fs-xs);
  color: var(--fg-faint);
  font-variant-numeric: tabular-nums;
}
[data-sidebar="collapsed"] .nav-item .nav-meta { display: none; }
[data-sidebar="collapsed"] .nav-item.is-active::before { left: -4px; }

.sidebar-foot {
  border-top: 1px solid var(--line);
  padding: 10px;
  flex-shrink: 0;
}
.user-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: background var(--dur-fast);
}
.user-chip:hover { background: var(--bg-hover); }
.user-avatar {
  width: 24px; height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-400), var(--accent-600));
  color: #fff;
  display: grid; place-content: center;
  font-size: 10px;
  font-weight: 600;
  flex-shrink: 0;
}
.user-chip .meta {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  min-width: 0;
  flex: 1;
}
.user-chip .meta .name { font-size: var(--fs-sm); color: var(--fg); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-weight: 500; }
.user-chip .meta .role { font-size: var(--fs-xs); color: var(--fg-subtle); }
[data-sidebar="collapsed"] .user-chip .meta { display: none; }
[data-sidebar="collapsed"] .user-chip { justify-content: center; padding: 6px 0; }

/* ============================================================
   Page header (in main area)
   ============================================================ */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px var(--pad-page-x);
  background: var(--bg-app);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  backdrop-filter: blur(8px);
  background: color-mix(in oklab, var(--bg-app) 88%, transparent);
}
.page-title {
  font-size: var(--fs-lg);
  font-weight: 600;
  letter-spacing: -0.015em;
  margin: 0;
}
.page-sub {
  font-size: var(--fs-sm);
  color: var(--fg-subtle);
  margin: 2px 0 0;
}

/* ============================================================
   Toast
   ============================================================ */
.toast {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  background: var(--bg-elev);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-pop);
  font-size: var(--fs-sm);
  color: var(--fg);
  min-width: 280px;
  max-width: 360px;
}
.toast .icn { flex-shrink: 0; margin-top: 1px; }
.toast.success .icn { color: var(--success); }
.toast.warn    .icn { color: var(--warn); }
.toast.danger  .icn { color: var(--danger); }
.toast .body   { flex: 1; }
.toast .title  { font-weight: 600; }
.toast .desc   { color: var(--fg-subtle); margin-top: 2px; }

/* ============================================================
   Tooltip (CSS-only demo)
   ============================================================ */
.tt {
  position: relative;
  display: inline-flex;
}
.tt::after {
  content: attr(data-tt);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%) translateY(2px);
  white-space: nowrap;
  background: var(--fg);
  color: var(--bg);
  font-size: var(--fs-xs);
  padding: 4px 8px;
  border-radius: var(--r-sm);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-fast), transform var(--dur-fast);
  z-index: var(--z-popover);
}
.tt:hover::after { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ============================================================
   Skeleton
   ============================================================ */
.skel {
  background: linear-gradient(90deg, var(--bg-elev-2) 0%, var(--bg-hover) 50%, var(--bg-elev-2) 100%);
  background-size: 200% 100%;
  border-radius: var(--r-sm);
  animation: skelPulse 1.4s linear infinite;
}
@keyframes skelPulse {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}

/* ============================================================
   Channel / type chips (REF, PROMO, IPv4, etc)
   ============================================================ */
.chip {
  display: inline-flex;
  align-items: center;
  height: 18px;
  padding: 0 6px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--r-sm);
  background: var(--bg-elev-2);
  color: var(--fg-muted);
  text-transform: uppercase;
}
.chip.ref { background: var(--info-bg); color: var(--info-fg); }
.chip.promo { background: color-mix(in oklab, var(--accent-500) 14%, transparent); color: var(--accent-700); }
[data-theme="dark"] .chip.promo { color: var(--accent-300); }
.chip.both { background: var(--warn-bg); color: var(--warn-fg); }

/* Proxy types */
.chip.ipv4 { background: var(--info-bg); color: var(--info-fg); }
.chip.ipv6 { background: rgba(139, 92, 246, 0.14); color: #6E5BD9; }
[data-theme="dark"] .chip.ipv6 { color: #9588E6; }
.chip.isp  { background: rgba(6, 182, 212, 0.14); color: #0E7B92; }
[data-theme="dark"] .chip.isp { color: #4FC9DD; }
.chip.mix  { background: var(--warn-bg); color: var(--warn-fg); }
.chip.mobile { background: rgba(236, 72, 153, 0.14); color: #B83A7B; }
[data-theme="dark"] .chip.mobile { color: #E573B0; }
.chip.traffic { background: var(--proj-ps-bg); color: var(--proj-ps); }

/* ============================================================
   Shared layout utilities (used by app-shell + tabs)
   ============================================================ */
.surface {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 16px;
  position: relative;
}
.surface.no-pad { padding: 0; }

.row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.row.nowrap { flex-wrap: nowrap; }
.row.gap-12 { gap: 12px; }
.row.gap-16 { gap: 16px; }

/* Page header should never let the title wrap weirdly */
.page-header > div:first-child { min-width: 0; flex: 1; }
.page-header .page-title { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.page-header > .row { flex-wrap: nowrap; flex-shrink: 0; }

/* Bar chart container — explicit, doesn't wrap */
.bars { display: flex; align-items: flex-end; gap: 4px; }
.bars > .col { flex: 1 1 0; gap: 2px; align-items: center; justify-content: flex-end; height: 100%; min-width: 0; }
.bars > .col > .bar-pair { width: 100%; height: 100%; display: flex; align-items: flex-end; gap: 1px; }
.bars > .col > .bar-pair > div { flex: 1; border-radius: 2px 2px 0 0; }
.col { display: flex; flex-direction: column; gap: 8px; }
.stack-12 > * + * { margin-top: 12px; }
.stack-16 > * + * { margin-top: 16px; }
.grow { flex: 1; }

.subtle { color: var(--fg-subtle); }
.muted  { color: var(--fg-muted); }
.mono   { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

.divider { border: 0; border-top: 1px solid var(--line); margin: 12px 0; }

.mini-lbl { font-size: 10px; font-weight: 500; color: var(--fg-faint); text-transform: uppercase; letter-spacing: 0.04em; }

.hover-lift { transition: transform var(--dur-fast), border-color var(--dur-fast), box-shadow var(--dur-fast); }
.hover-lift:hover { border-color: var(--line-strong); box-shadow: var(--shadow-1); }

.btn-danger-secondary {
  background: var(--bg-elev);
  color: var(--danger);
  border-color: var(--line-strong);
}
.btn-danger-secondary:hover:not(:disabled) { background: var(--danger-bg); border-color: var(--danger); }

/* App shell page padding helper */
.tab-pane { display: block; }



/* Inbox row states */
.row-unread { background: color-mix(in oklab, var(--info) 4%, transparent); }
.row-unread td:first-child { box-shadow: inset 2px 0 0 var(--info); }