/* ============================================================
   VanillaPM Components
   ----------------------------------------------------------------
   Production-ready component CSS. Every rule references a token
   from tokens.css — never hard-code colour, type, or spacing here.
   ============================================================ */

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-surface-page);
  color: var(--color-text-body);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; }
a { color: var(--color-text-link); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
.t-display   { font-family: var(--font-sans); font-size: var(--fs-display);   line-height: var(--lh-display);   font-weight: var(--fw-display);   letter-spacing: -0.03em; color: var(--color-text-heading); }
.t-h1        { font-family: var(--font-sans); font-size: var(--fs-h1);        line-height: var(--lh-h1);        font-weight: var(--fw-h1);        letter-spacing: -0.02em; color: var(--color-text-heading); }
.t-h2        { font-family: var(--font-sans); font-size: var(--fs-h2);        line-height: var(--lh-h2);        font-weight: var(--fw-h2);        letter-spacing: -0.015em; color: var(--color-text-heading); }
.t-h3        { font-family: var(--font-sans); font-size: var(--fs-h3);        line-height: var(--lh-h3);        font-weight: var(--fw-h3);        letter-spacing: -0.01em; color: var(--color-text-heading); }
.t-body-lg   { font-family: var(--font-body); font-size: var(--fs-body-lg);   line-height: var(--lh-body-lg);   font-weight: var(--fw-body-lg);   color: var(--color-text-body); }
.t-body      { font-family: var(--font-body); font-size: var(--fs-body);      line-height: var(--lh-body);      font-weight: var(--fw-body);      color: var(--color-text-body); }
.t-body-sm   { font-family: var(--font-body); font-size: var(--fs-body-sm);   line-height: var(--lh-body-sm);   font-weight: var(--fw-body-sm);   color: var(--color-text-body); }
.t-label     { font-family: var(--font-body); font-size: var(--fs-label);     line-height: var(--lh-label);     font-weight: var(--fw-label);     color: var(--color-text-muted); text-transform: none; }
.t-caption   { font-family: var(--font-body); font-size: var(--fs-caption);   line-height: var(--lh-caption);   font-weight: var(--fw-caption);   color: var(--color-text-muted); }
.t-badge     { font-family: var(--font-body); font-size: var(--fs-badge);     line-height: var(--lh-badge);     font-weight: var(--fw-badge);     letter-spacing: 0.02em; }
.t-code      { font-family: var(--font-mono); font-size: var(--fs-code);      line-height: var(--lh-code);      font-weight: var(--fw-code);      color: var(--color-text-heading); }

@media (max-width: 640px) {
  .t-display { font-size: var(--fs-display-mobile); }
  .t-h1      { font-size: var(--fs-h1-mobile); }
  .t-h2      { font-size: var(--fs-h2-mobile); }
}

/* ============================================================
   BUTTONS — variants × sizes × states
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-weight: 500;
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  transition:
    background-color var(--motion-fast) var(--ease-out),
    border-color     var(--motion-fast) var(--ease-out),
    color            var(--motion-fast) var(--ease-out),
    box-shadow       var(--motion-fast) var(--ease-out),
    transform        var(--motion-fast) var(--ease-out);
}
.btn:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}
.btn:disabled, .btn[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}
.btn .spinner { width: 14px; height: 14px; }

/* Sizes */
.btn-sm  { height: 32px; padding: 0 var(--space-3); font-size: var(--fs-body-sm); }
.btn-md  { height: 40px; padding: 0 var(--space-4); font-size: var(--fs-body); min-width: var(--tap-target-min); }
.btn-lg  { height: 48px; padding: 0 var(--space-6); font-size: var(--fs-body-lg); }
.btn-full { width: 100%; }

/* Variants */
.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}
.btn-primary:hover:not(:disabled)  { background: var(--color-primary-hover); border-color: var(--color-primary-hover); }
.btn-primary:active:not(:disabled) { background: var(--color-primary-active); border-color: var(--color-primary-active); }

.btn-secondary {
  background: var(--color-surface-card);
  color: var(--color-text-heading);
  border-color: var(--color-border);
}
.btn-secondary:hover:not(:disabled)  { background: var(--color-surface-raised); border-color: var(--color-border-strong); }
.btn-secondary:active:not(:disabled) { background: var(--color-border-subtle); }

.btn-ghost {
  background: transparent;
  color: var(--color-text-body);
}
.btn-ghost:hover:not(:disabled)  { background: var(--color-surface-raised); color: var(--color-text-heading); }
.btn-ghost:active:not(:disabled) { background: var(--color-border-subtle); }

.btn-destructive {
  background: var(--color-error-strong);
  color: var(--color-text-inverse);
  border-color: var(--color-error-strong);
}
.btn-destructive:hover:not(:disabled)  { background: var(--color-error-hover); border-color: var(--color-error-hover); }
.btn-destructive:focus-visible         { box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.3); }

.btn-link {
  background: transparent;
  color: var(--color-primary);
  border-color: transparent;
  padding-left: 0;
  padding-right: 0;
  height: auto;
  text-decoration: none;
}
.btn-link:hover:not(:disabled) { color: var(--color-primary-hover); text-decoration: underline; }

/* Loading state */
.btn[data-loading="true"] { pointer-events: none; }
.btn[data-loading="true"] .btn-label { opacity: 0.7; }

/* ============================================================
   SPINNER
   ============================================================ */
.spinner {
  display: inline-block;
  width: 24px; height: 24px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spinner-rotate 0.7s linear infinite;
  vertical-align: middle;
}
.spinner-sm { width: 16px; height: 16px; border-width: 2px; }
.spinner-md { width: 24px; height: 24px; border-width: 2px; }
.spinner-lg { width: 32px; height: 32px; border-width: 3px; }
@keyframes spinner-rotate { to { transform: rotate(360deg); } }

/* ============================================================
   FORM CONTROLS
   ============================================================ */
.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.field-label {
  font-family: var(--font-body);
  font-size: var(--fs-label);
  font-weight: var(--fw-label);
  color: var(--color-text-heading);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}
.field-label .field-required { color: var(--color-error-strong); }
.field-label .field-optional { color: var(--color-text-muted); font-weight: 400; }

.field-hint  { font-size: var(--fs-caption); color: var(--color-text-muted); margin-top: var(--space-1); }
.field-error { font-size: var(--fs-caption); color: var(--color-error-text); margin-top: var(--space-1); display: flex; align-items: center; gap: var(--space-1); }
.field-error svg { width: 12px; height: 12px; flex-shrink: 0; }

/* Input — shared chrome */
.input,
.select,
.textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.4;
  color: var(--color-text-heading);
  background: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 10px var(--space-3);
  min-height: var(--tap-target-min);
  transition:
    border-color var(--motion-fast) var(--ease-out),
    box-shadow   var(--motion-fast) var(--ease-out),
    background   var(--motion-fast) var(--ease-out);
  -webkit-appearance: none;
  appearance: none;
}
.input::placeholder, .textarea::placeholder { color: var(--color-text-placeholder); }
.input:hover, .select:hover, .textarea:hover  { border-color: var(--color-border-strong); }
.input:focus, .select:focus, .textarea:focus  { outline: none; border-color: var(--color-primary-focus); box-shadow: var(--shadow-focus); }
.input:disabled, .select:disabled, .textarea:disabled { background: var(--color-surface-raised); color: var(--color-text-disabled); cursor: not-allowed; }
.input[readonly], .textarea[readonly] { background: var(--color-surface-raised); color: var(--color-text-muted); }

/* Error state */
.input.is-error, .select.is-error, .textarea.is-error,
.field.has-error .input, .field.has-error .select, .field.has-error .textarea {
  border-color: var(--color-error-strong);
}
.input.is-error:focus, .select.is-error:focus, .textarea.is-error:focus,
.field.has-error .input:focus, .field.has-error .select:focus, .field.has-error .textarea:focus {
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.25);
}

/* Number — right-aligned, no spinners */
.input-number       { text-align: right; font-variant-numeric: tabular-nums; }
.input-number::-webkit-outer-spin-button,
.input-number::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.input-number[type="number"] { -moz-appearance: textfield; }

/* Textarea */
.textarea { min-height: 80px; resize: vertical; }
.textarea-fixed { resize: none; }

/* Select chevron */
.select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 20 20' fill='none' stroke='%236B7280' stroke-width='1.75' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 8 10 12 14 8'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

/* Password input + toggle */
.input-password-wrap { position: relative; }
.input-password-wrap .input { padding-right: 44px; }
.input-password-toggle {
  position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
  width: 36px; height: 36px;
  display: inline-flex; align-items: center; justify-content: center;
  background: transparent; border: 0; border-radius: var(--radius-md);
  color: var(--color-text-muted);
}
.input-password-toggle:hover { color: var(--color-text-heading); background: var(--color-surface-raised); }
.input-password-toggle:focus-visible { outline: none; box-shadow: var(--shadow-focus); }

/* Checkbox */
.checkbox-row { display: inline-flex; align-items: flex-start; gap: var(--space-2); cursor: pointer; min-height: var(--tap-target-min); }
.checkbox-row input { position: absolute; opacity: 0; pointer-events: none; }
.checkbox {
  flex-shrink: 0;
  width: 18px; height: 18px;
  border: 1.5px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-surface-card);
  display: inline-flex; align-items: center; justify-content: center;
  margin-top: 2px;
  transition: background var(--motion-fast) var(--ease-out), border-color var(--motion-fast) var(--ease-out);
}
.checkbox svg { width: 12px; height: 12px; color: var(--color-text-inverse); opacity: 0; transform: scale(0.6); transition: opacity var(--motion-fast) var(--ease-out), transform var(--motion-fast) var(--ease-out); }
.checkbox-row:hover .checkbox { border-color: var(--color-primary); }
.checkbox-row input:checked + .checkbox { background: var(--color-primary); border-color: var(--color-primary); }
.checkbox-row input:checked + .checkbox svg { opacity: 1; transform: scale(1); }
.checkbox-row input:indeterminate + .checkbox { background: var(--color-primary); border-color: var(--color-primary); }
.checkbox-row input:indeterminate + .checkbox::after { content: ""; display: block; width: 10px; height: 2px; background: var(--color-text-inverse); border-radius: 1px; }
.checkbox-row input:focus-visible + .checkbox { box-shadow: var(--shadow-focus); }
.checkbox-row input:disabled + .checkbox { background: var(--color-surface-raised); border-color: var(--color-border); cursor: not-allowed; }
.checkbox-label { font-size: var(--fs-body); color: var(--color-text-heading); line-height: 1.4; }

/* Form grid */
.form-grid { display: grid; gap: var(--space-4); }
.form-grid-2 { grid-template-columns: 1fr 1fr; }
@media (max-width: 640px) { .form-grid-2 { grid-template-columns: 1fr; } }

/* ============================================================
   BADGES
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: var(--fs-badge);
  font-weight: var(--fw-badge);
  line-height: var(--lh-badge);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.badge-dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex-shrink: 0; }

/* Task status */
.badge-todo        { background: var(--badge-todo-bg);        color: var(--badge-todo-text); }
.badge-inprogress  { background: var(--badge-inprogress-bg);  color: var(--badge-inprogress-text); }
.badge-inreview    { background: var(--badge-inreview-bg);    color: var(--badge-inreview-text); }
.badge-done        { background: var(--badge-done-bg);        color: var(--badge-done-text); }

/* Priority / severity */
.badge-low         { background: var(--badge-low-bg);         color: var(--badge-low-text); }
.badge-medium      { background: var(--badge-medium-bg);      color: var(--badge-medium-text); }
.badge-high        { background: var(--badge-high-bg);        color: var(--badge-high-text); }
.badge-critical    { background: var(--badge-critical-bg);    color: var(--badge-critical-text); }

/* Project status */
.badge-initiating  { background: var(--badge-initiating-bg);  color: var(--badge-initiating-text); }
.badge-planning    { background: var(--badge-planning-bg);    color: var(--badge-planning-text); }
.badge-executing   { background: var(--badge-executing-bg);   color: var(--badge-executing-text); }
.badge-monitoring  { background: var(--badge-monitoring-bg);  color: var(--badge-monitoring-text); }
.badge-closing     { background: var(--badge-closing-bg);     color: var(--badge-closing-text); }

/* Budget item */
.badge-labour      { background: var(--badge-labour-bg);      color: var(--badge-labour-text); }
.badge-material    { background: var(--badge-material-bg);    color: var(--badge-material-text); }
.badge-equipment   { background: var(--badge-equipment-bg);   color: var(--badge-equipment-text); }
.badge-service     { background: var(--badge-service-bg);     color: var(--badge-service-text); }
.badge-contingency { background: var(--badge-contingency-bg); color: var(--badge-contingency-text); }
.badge-other       { background: var(--badge-other-bg);       color: var(--badge-other-text); }

/* Roles */
.badge-pm          { background: var(--badge-pm-bg);          color: var(--badge-pm-text); }
.badge-member      { background: var(--badge-member-bg);      color: var(--badge-member-text); }
.badge-viewer      { background: var(--badge-viewer-bg);      color: var(--badge-viewer-text); }
.badge-owner       { background: var(--badge-owner-bg);       color: var(--badge-owner-text); }
.badge-admin       { background: var(--badge-admin-bg);       color: var(--badge-admin-text); }

/* ============================================================
   ALERTS
   ============================================================ */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid;
  font-size: var(--fs-body-sm);
  line-height: 1.5;
}
.alert svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 2px; }
.alert .alert-body { flex: 1; }
.alert .alert-title { font-weight: 600; margin-bottom: 2px; }
.alert .alert-dismiss { background: transparent; border: 0; color: inherit; opacity: 0.6; padding: 4px; border-radius: var(--radius-sm); margin: -2px -4px -2px 0; }
.alert .alert-dismiss:hover { opacity: 1; background: rgba(0,0,0,0.05); }

.alert-error    { background: var(--color-error-surface);   border-color: var(--color-error-border);   color: var(--color-error-text); }
.alert-success  { background: var(--color-success-surface); border-color: var(--color-success-border); color: var(--color-success-text); }
.alert-warning  { background: var(--color-warning-surface); border-color: var(--color-warning-border); color: var(--color-warning-text); }
.alert-info     { background: var(--color-info-surface);    border-color: var(--color-info-border);    color: var(--color-info-text); }

/* ============================================================
   CARDS
   ============================================================ */
.card {
  background: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-xs);
}
.card-header { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-3); margin-bottom: var(--space-3); }
.card-title  { font-family: var(--font-sans); font-size: var(--fs-h3); font-weight: var(--fw-h3); color: var(--color-text-heading); margin: 0; letter-spacing: -0.01em; }
.card-meta   { font-size: var(--fs-body-sm); color: var(--color-text-muted); }
.card-body   { color: var(--color-text-body); }
.card-footer { margin-top: var(--space-4); padding-top: var(--space-4); border-top: 1px solid var(--color-border-subtle); display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); }

.card-link {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: border-color var(--motion-base) var(--ease-out), box-shadow var(--motion-base) var(--ease-out), transform var(--motion-base) var(--ease-out);
}
.card-link:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-md);
  text-decoration: none;
  transform: translateY(-1px);
}
.card-link:focus-visible { outline: none; box-shadow: var(--shadow-focus); }

/* Project card specifically */
.project-card-meta { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-4); font-size: var(--fs-body-sm); color: var(--color-text-muted); margin-top: var(--space-3); }
.project-card-meta-item { display: inline-flex; align-items: center; gap: 6px; }

/* Progress bar */
.progress {
  width: 100%;
  height: 6px;
  background: var(--color-border-subtle);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.progress-bar { height: 100%; background: var(--color-primary); border-radius: inherit; transition: width var(--motion-slow) var(--ease-out); }
.progress-bar.is-warning { background: #F59E0B; }
.progress-bar.is-danger  { background: var(--color-error-strong); }
.progress-row { display: flex; align-items: center; gap: var(--space-3); }
.progress-row .progress { flex: 1; }
.progress-value { font-variant-numeric: tabular-nums; font-size: var(--fs-body-sm); color: var(--color-text-body); min-width: 36px; text-align: right; }

/* ============================================================
   TABLES
   ============================================================ */
.table-wrap {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-surface-card);
  overflow: hidden;
}
.table-scroll { overflow-x: auto; }
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-body-sm);
}
.table thead th {
  text-align: left;
  font-weight: 500;
  font-size: var(--fs-label);
  color: var(--color-text-muted);
  background: var(--color-surface-raised);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}
.table tbody td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border-subtle);
  color: var(--color-text-body);
  vertical-align: middle;
}
.table tbody tr:last-child td { border-bottom: 0; }
.table tbody tr:hover { background: var(--color-surface-raised); }
.table .cell-primary { color: var(--color-text-heading); font-weight: 500; }
.table .cell-numeric { text-align: right; font-variant-numeric: tabular-nums; }
.table .cell-actions { text-align: right; white-space: nowrap; }
.table .cell-actions .btn { margin-left: var(--space-1); }
@media (min-width: 768px) {
  .table thead th, .table tbody td { padding-left: var(--space-6); padding-right: var(--space-6); }
}

/* Kanban */
.kanban { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); }
@media (max-width: 900px) { .kanban { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .kanban { grid-template-columns: 1fr; } }
.kanban-col {
  background: var(--color-surface-raised);
  border-radius: var(--radius-xl);
  padding: var(--space-3);
  min-height: 200px;
}
.kanban-col-header { display: flex; align-items: center; justify-content: space-between; padding: var(--space-1) var(--space-2) var(--space-3); }
.kanban-col-title { font-size: var(--fs-label); font-weight: 600; color: var(--color-text-heading); text-transform: uppercase; letter-spacing: 0.04em; }
.kanban-col-count { font-size: var(--fs-label); color: var(--color-text-muted); background: var(--color-surface-card); padding: 1px var(--space-2); border-radius: var(--radius-full); }
.kanban-card {
  background: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  margin-bottom: var(--space-2);
  box-shadow: var(--shadow-xs);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.kanban-card-title { font-size: var(--fs-body-sm); font-weight: 500; color: var(--color-text-heading); }
.kanban-card-meta { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); }

/* Avatar */
.avatar {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px;
  border-radius: var(--radius-full);
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  font-size: 11px; font-weight: 600;
  flex-shrink: 0;
}
.avatar-sm { width: 24px; height: 24px; font-size: 10px; }
.avatar-md { width: 28px; height: 28px; font-size: 11px; }
.avatar-lg { width: 36px; height: 36px; font-size: 13px; }
.avatar-stack { display: inline-flex; }
.avatar-stack .avatar { border: 2px solid var(--color-surface-card); margin-left: -8px; }
.avatar-stack .avatar:first-child { margin-left: 0; }

/* ============================================================
   MODAL / DIALOG
   ============================================================ */
.modal-backdrop {
  position: fixed; inset: 0;
  background: var(--color-surface-overlay);
  display: flex; align-items: center; justify-content: center;
  padding: var(--space-4);
  z-index: var(--z-modal);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--motion-base) var(--ease-out);
}
.modal-backdrop.is-open { opacity: 1; pointer-events: auto; }
.modal-dialog {
  background: var(--color-surface-card);
  border-radius: var(--radius-2xl);
  width: 100%;
  max-width: var(--container-modal);
  max-height: calc(100vh - var(--space-8));
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-xl);
  transform: translateY(8px) scale(0.985);
  opacity: 0;
  transition: transform var(--motion-base) var(--ease-out), opacity var(--motion-base) var(--ease-out);
}
.modal-backdrop.is-open .modal-dialog { transform: none; opacity: 1; }
.modal-dialog.modal-sm { max-width: var(--container-modal-sm); }
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border-subtle);
}
.modal-header-icon {
  width: 36px; height: 36px;
  border-radius: var(--radius-full);
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--color-error-surface); color: var(--color-error-text);
  margin-right: var(--space-3);
}
.modal-title { font-family: var(--font-sans); font-size: var(--fs-h3); font-weight: var(--fw-h3); color: var(--color-text-heading); margin: 0; }
.modal-close { background: transparent; border: 0; padding: 6px; color: var(--color-text-muted); border-radius: var(--radius-md); }
.modal-close:hover { background: var(--color-surface-raised); color: var(--color-text-heading); }
.modal-close:focus-visible { outline: none; box-shadow: var(--shadow-focus); }
.modal-body { padding: var(--space-6); overflow-y: auto; flex: 1; }
.modal-footer { display: flex; justify-content: flex-end; gap: var(--space-2); padding: var(--space-4) var(--space-6); border-top: 1px solid var(--color-border-subtle); background: var(--color-surface-card); border-radius: 0 0 var(--radius-2xl) var(--radius-2xl); }
@media (max-width: 640px) {
  .modal-backdrop { padding: 0; align-items: flex-end; }
  .modal-dialog { border-radius: var(--radius-2xl) var(--radius-2xl) 0 0; max-height: 90vh; }
  .modal-footer { flex-direction: column-reverse; }
  .modal-footer .btn { width: 100%; }
}

/* ============================================================
   TOOLTIP
   ============================================================ */
.tooltip-wrap { position: relative; display: inline-flex; }
.tooltip {
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%) translateY(2px);
  background: var(--color-text-heading);
  color: var(--color-text-inverse);
  font-size: var(--fs-caption);
  padding: 6px 10px;
  border-radius: var(--radius-md);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--motion-fast) var(--ease-out), transform var(--motion-fast) var(--ease-out);
  z-index: var(--z-tooltip);
  max-width: 240px;
}
.tooltip::after {
  content: ""; position: absolute;
  top: 100%; left: 50%; transform: translateX(-50%);
  border: 4px solid transparent; border-top-color: var(--color-text-heading);
}
.tooltip-wrap:hover .tooltip, .tooltip-wrap:focus-within .tooltip {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ============================================================
   NAVIGATION
   ============================================================ */
/* Top nav */
.topnav {
  display: flex; align-items: center; justify-content: space-between;
  height: 56px;
  padding: 0 var(--space-4);
  background: var(--color-surface-card);
  border-bottom: 1px solid var(--color-border);
}
@media (min-width: 768px) { .topnav { padding: 0 var(--space-6); } }
.topnav-left, .topnav-right { display: flex; align-items: center; gap: var(--space-4); }
.topnav-brand { display: inline-flex; align-items: center; gap: var(--space-2); }
.topnav-divider { width: 1px; height: 20px; background: var(--color-border); }
.topnav-org { display: inline-flex; align-items: center; gap: var(--space-2); padding: 6px var(--space-2); border-radius: var(--radius-md); color: var(--color-text-body); font-size: var(--fs-body-sm); }
.topnav-org:hover { background: var(--color-surface-raised); color: var(--color-text-heading); cursor: pointer; }

/* Tab bar (lifted tab pattern from requirements) */
.tabbar {
  background: var(--color-surface-raised);
  padding: var(--space-2) var(--space-2) 0;
  display: flex;
  gap: 2px;
  overflow-x: auto;
  scrollbar-width: thin;
}
.tabbar::-webkit-scrollbar { height: 4px; }
.tabbar::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 4px; }
.tab {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: 10px var(--space-4) 11px;
  font-size: var(--fs-body-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  background: transparent;
  border: 1px solid transparent;
  border-bottom: 0;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  white-space: nowrap;
  cursor: pointer;
  position: relative;
  margin-bottom: -1px;
}
.tab:hover { color: var(--color-text-heading); background: rgba(255,255,255,0.6); }
.tab.is-active {
  color: var(--color-text-heading);
  background: var(--color-surface-card);
  border-color: var(--color-border);
}
.tab svg { width: 16px; height: 16px; }

/* Breadcrumb */
.breadcrumb { display: flex; align-items: center; gap: var(--space-2); font-size: var(--fs-body-sm); color: var(--color-text-muted); }
.breadcrumb a { color: var(--color-text-muted); display: inline-flex; align-items: center; gap: 6px; }
.breadcrumb a:hover { color: var(--color-text-heading); text-decoration: none; }
.breadcrumb-sep { color: var(--color-text-disabled); }
.breadcrumb-current { color: var(--color-text-heading); font-weight: 500; }

/* ============================================================
   EMPTY + LOADING + ERROR
   ============================================================ */
.empty {
  text-align: center;
  padding: var(--space-12) var(--space-6);
  display: flex; flex-direction: column; align-items: center; gap: var(--space-3);
}
.empty-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-xl);
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  display: inline-flex; align-items: center; justify-content: center;
}
.empty-title { font-family: var(--font-sans); font-size: var(--fs-h3); font-weight: var(--fw-h3); color: var(--color-text-heading); margin: 0; }
.empty-body  { font-size: var(--fs-body-sm); color: var(--color-text-muted); max-width: 360px; margin: 0; }

.skeleton {
  background: linear-gradient(90deg, var(--color-surface-raised) 0%, #EAEDF0 50%, var(--color-surface-raised) 100%);
  background-size: 200% 100%;
  border-radius: var(--radius-md);
  animation: skel 1.4s linear infinite;
}
@keyframes skel {
  0%   { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}

/* Page-level error (403/404/500) */
.errorpage {
  min-height: 60vh;
  display: flex; align-items: center; justify-content: center;
  padding: var(--space-12) var(--space-6);
}
.errorpage-inner { text-align: center; max-width: 480px; }
.errorpage-code { font-family: var(--font-sans); font-size: 96px; line-height: 1; font-weight: 800; color: var(--color-text-heading); letter-spacing: -0.04em; margin: 0; }
.errorpage-title { font-family: var(--font-sans); font-size: var(--fs-h2); font-weight: var(--fw-h2); color: var(--color-text-heading); margin: var(--space-3) 0 var(--space-2); }
.errorpage-body { color: var(--color-text-body); margin: 0 0 var(--space-6); }
.errorpage-actions { display: inline-flex; gap: var(--space-2); flex-wrap: wrap; justify-content: center; }

/* ============================================================
   ICONS
   ============================================================ */
.icon { width: 16px; height: 16px; flex-shrink: 0; }
.icon-sm { width: 14px; height: 14px; }
.icon-md { width: 16px; height: 16px; }
.icon-lg { width: 20px; height: 20px; }
.icon-xl { width: 24px; height: 24px; }

/* Helper — visually-hidden but screen-reader visible */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }