/* ============================================================
   OrganizeMoveis - Design System
   Theme: Craftsman Logic (Modern Corporate + Tactile Woodworking)
   Spec: branches/organizemoveis/stitch/DESIGN.md + moveis-arch.txt sec.11
   ============================================================ */

/* ---------- 1. Design Tokens ---------- */
:root {
    /* Primary palette */
    --color-primary: #8B5E3C;
    --color-primary-dark: #6F4627;
    --color-primary-light: #F4BB92;
    --color-primary-fixed: #FFDCC5;
    --color-on-primary: #FFFFFF;
  
    /* Secondary palette */
    --color-secondary: #2C3E50;
    --color-secondary-light: #4E6073;
    --color-on-secondary: #FFFFFF;
  
    /* Surface and background */
    --color-background: #F5F0EB;
    --color-surface: #FFFFFF;
    --color-surface-low: #F8F3EE;
    --color-surface-container: #F2EDE8;
    --color-surface-high: #ECE7E2;
    --color-surface-highest: #E6E2DD;
  
    /* Text */
    --color-on-surface: #1D1B19;
    --color-on-surface-variant: #51443C;
    --color-text-muted: #83746B;
  
    /* Borders */
    --color-outline: #83746B;
    --color-outline-variant: #D1C4B8;
    --color-divider: #ECE7E2;
  
    /* Functional */
    --color-success: #2E7D32;
    --color-success-bg: #E8F5E9;
    --color-warning: #ED6C02;
    --color-warning-bg: #FFF7ED;
    --color-error: #BA1A1A;
    --color-error-bg: #FFDAD6;
    --color-info: #1976D2;
    --color-info-bg: #E3F2FD;
  
    /* Spacing (8px base unit) */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
  
    /* Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-full: 9999px;
  
    /* Elevation */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 8px 24px rgba(0, 0, 0, 0.16);
  
    /* Layout */
    --sidebar-width: 240px;
    --topbar-height: 60px;
  
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-size-xs: 11px;
    --font-size-sm: 12px;
    --font-size-base: 14px;
    --font-size-md: 16px;
    --font-size-lg: 20px;
    --font-size-xl: 24px;
    --font-size-2xl: 32px;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
  
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.2s ease;
    --transition-slow: 0.3s ease;
  
    /* Z-index */
    --z-sidebar: 50;
    --z-topbar: 40;
    --z-dropdown: 60;
    --z-modal: 100;
    --z-toast: 200;
  }
  
  /* ---------- 2. Reset / Base ---------- */
  *, *::before, *::after { box-sizing: border-box; }
  * { margin: 0; padding: 0; }
  
  html, body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--color-on-surface);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
  
  a { color: var(--color-primary); text-decoration: none; transition: color var(--transition-fast); }
  a:hover { color: var(--color-primary-dark); }
  
  button { font-family: inherit; cursor: pointer; border: none; background: none; }
  input, select, textarea { font-family: inherit; font-size: var(--font-size-base); }
  img { max-width: 100%; height: auto; display: block; }
  table { border-collapse: collapse; width: 100%; }
  
  .material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
    vertical-align: middle;
  }
  
  /* ---------- 3. Typography ---------- */
  .h-xl { font-size: var(--font-size-2xl); font-weight: var(--font-weight-bold); line-height: 1.2; letter-spacing: -0.02em; }
  .h-lg { font-size: var(--font-size-xl); font-weight: var(--font-weight-bold); line-height: 1.3; }
  .h-md { font-size: var(--font-size-lg); font-weight: var(--font-weight-semibold); line-height: 1.4; }
  .body-lg { font-size: var(--font-size-md); line-height: 1.6; }
  .body-md { font-size: var(--font-size-base); line-height: 1.5; }
  .label   { font-size: var(--font-size-sm); font-weight: var(--font-weight-semibold); letter-spacing: 0.05em; text-transform: uppercase; }
  .caption { font-size: var(--font-size-sm); color: var(--color-on-surface-variant); }
  .text-muted    { color: var(--color-on-surface-variant); }
  .text-primary  { color: var(--color-primary); }
  .text-error    { color: var(--color-error); }
  .text-success  { color: var(--color-success); }
  
  /* ---------- 4. Layout: App Shell ---------- */
  .app { min-height: 100vh; }
  
  .sidebar {
    position: fixed; top: 0; left: 0;
    width: var(--sidebar-width); height: 100vh;
    background-color: var(--color-secondary);
    color: rgba(255, 255, 255, 0.8);
    display: flex; flex-direction: column;
    z-index: var(--z-sidebar);
    box-shadow: var(--shadow-md);
  }
  
  .sidebar__brand { padding: var(--space-6) var(--space-6) var(--space-8); }
  .sidebar__brand-title { color: #fff; font-size: var(--font-size-xl); font-weight: var(--font-weight-bold); }
  .sidebar__brand-subtitle { color: rgba(255, 255, 255, 0.6); font-size: var(--font-size-sm); text-transform: uppercase; letter-spacing: 0.05em; margin-top: var(--space-1); }
  
  .sidebar__nav { flex: 1; overflow-y: auto; padding: 0 var(--space-2); }
  .sidebar__nav-section + .sidebar__nav-section { margin-top: var(--space-4); padding-top: var(--space-4); border-top: 1px solid rgba(255, 255, 255, 0.1); }
  
  .sidebar__link {
    display: flex; align-items: center; gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    color: rgba(255, 255, 255, 0.8);
    border-radius: var(--radius-lg);
    margin: var(--space-1) 0;
    font-size: var(--font-size-base);
    transition: background-color var(--transition-base), color var(--transition-base);
  }
  .sidebar__link:hover { background-color: rgba(255, 255, 255, 0.1); color: #fff; }
  .sidebar__link--active { background-color: var(--color-primary); color: #fff; font-weight: var(--font-weight-semibold); }
  .sidebar__link--active:hover { background-color: var(--color-primary-dark); color: #fff; }
  .sidebar__link .material-symbols-outlined { font-size: 20px; }
  
  .topbar {
    position: sticky; top: 0;
    height: var(--topbar-height);
    margin-left: var(--sidebar-width);
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-outline-variant);
    box-shadow: var(--shadow-sm);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 var(--space-6);
    z-index: var(--z-topbar);
  }
  .topbar__title { font-size: var(--font-size-lg); font-weight: var(--font-weight-semibold); color: var(--color-on-surface); }
  .topbar__actions { display: flex; align-items: center; gap: var(--space-4); }
  
  .icon-button {
    width: 40px; height: 40px;
    border-radius: var(--radius-full);
    display: inline-flex; align-items: center; justify-content: center;
    color: var(--color-on-surface-variant);
    transition: background-color var(--transition-base);
    position: relative;
  }
  .icon-button:hover { background-color: var(--color-surface-low); }
  .icon-button__badge {
    position: absolute; top: 4px; right: 4px;
    min-width: 16px; height: 16px; padding: 0 4px;
    background-color: var(--color-error); color: #fff;
    font-size: 10px; font-weight: var(--font-weight-bold);
    border-radius: var(--radius-full);
    display: inline-flex; align-items: center; justify-content: center;
  }
  
  .user-menu { position: relative; }
  .user-menu__trigger {
    display: flex; align-items: center; gap: var(--space-3);
    padding: var(--space-2) var(--space-3);
    border-left: 1px solid var(--color-outline-variant);
    border-radius: var(--radius-lg);
    transition: background-color var(--transition-base);
  }
  .user-menu__trigger:hover { background-color: var(--color-surface-low); }
  .user-menu__info { text-align: right; }
  .user-menu__name { font-size: var(--font-size-sm); font-weight: var(--font-weight-semibold); color: var(--color-on-surface); }
  .user-menu__role { font-size: 10px; color: var(--color-on-surface-variant); text-transform: uppercase; letter-spacing: 0.05em; }
  .user-menu__avatar { width: 32px; height: 32px; border-radius: var(--radius-full); background-color: var(--color-surface-highest); object-fit: cover; }
  
  .user-menu__dropdown {
    position: absolute; top: calc(100% + 8px); right: 0;
    min-width: 220px;
    background-color: var(--color-surface);
    border: 1px solid var(--color-outline-variant);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-2);
    z-index: var(--z-dropdown);
    display: none;
  }
  .user-menu--open .user-menu__dropdown { display: block; }
  .user-menu__dropdown a, .user-menu__dropdown button {
    display: flex; align-items: center; gap: var(--space-3); width: 100%;
    padding: var(--space-3) var(--space-4); border-radius: var(--radius-md);
    color: var(--color-on-surface); font-size: var(--font-size-base); text-align: left;
  }
  .user-menu__dropdown a:hover, .user-menu__dropdown button:hover { background-color: var(--color-surface-low); }
  
  .content { margin-left: var(--sidebar-width); padding: var(--space-8); min-height: calc(100vh - var(--topbar-height)); }
  
  /* ---------- 5. Page Header ---------- */
  .page-header { margin-bottom: var(--space-6); display: flex; justify-content: space-between; align-items: flex-start; gap: var(--space-4); flex-wrap: wrap; }
  .page-header__titles h1 { font-size: var(--font-size-2xl); font-weight: var(--font-weight-bold); color: var(--color-on-surface); line-height: 1.2; }
  .page-header__titles p { color: var(--color-on-surface-variant); margin-top: var(--space-1); }
  .page-header__actions { display: flex; gap: var(--space-3); }
  
  /* ---------- 6. Cards ---------- */
  .card { background-color: var(--color-surface); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-6); }
  .card--bordered { box-shadow: none; border: 1px solid var(--color-outline-variant); }
  .card--flush { padding: 0; }
  .card__header { padding: var(--space-6); border-bottom: 1px solid var(--color-outline-variant); display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); flex-wrap: wrap; }
  .card__title { font-size: var(--font-size-lg); font-weight: var(--font-weight-semibold); color: var(--color-on-surface); }
  .card__body { padding: var(--space-6); }
  .card__footer { padding: var(--space-4) var(--space-6); border-top: 1px solid var(--color-outline-variant); display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); flex-wrap: wrap; }
  
  /* ---------- 7. Buttons ---------- */
  .btn {
    display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
    padding: 0 var(--space-4); height: 40px;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base); font-weight: var(--font-weight-semibold);
    transition: background-color var(--transition-base), color var(--transition-base), opacity var(--transition-base);
    white-space: nowrap;
  }
  .btn:disabled { opacity: 0.6; cursor: not-allowed; }
  .btn--primary { background-color: var(--color-primary); color: var(--color-on-primary); }
  .btn--primary:hover:not(:disabled) { background-color: var(--color-primary-dark); }
  .btn--secondary { background-color: transparent; color: var(--color-secondary); border: 1px solid var(--color-secondary); }
  .btn--secondary:hover:not(:disabled) { background-color: var(--color-secondary); color: var(--color-on-secondary); }
  .btn--ghost { background-color: transparent; color: var(--color-on-surface-variant); border: 1px solid var(--color-outline-variant); }
  .btn--ghost:hover:not(:disabled) { background-color: var(--color-surface-low); color: var(--color-on-surface); }
  .btn--danger { background-color: var(--color-error); color: #fff; }
  .btn--danger:hover:not(:disabled) { background-color: #93000A; }
  .btn--block { width: 100%; }
  .btn--sm { height: 32px; padding: 0 var(--space-3); font-size: var(--font-size-sm); }
  .btn--lg { height: 48px; padding: 0 var(--space-6); font-size: var(--font-size-md); }
  .btn--icon-only { padding: 0; width: 40px; }
  
  /* ---------- 8. Forms ---------- */
  .form-group { margin-bottom: var(--space-4); }
  .form-label { display: block; font-size: var(--font-size-sm); font-weight: var(--font-weight-semibold); color: var(--color-on-surface-variant); margin-bottom: var(--space-2); text-transform: uppercase; letter-spacing: 0.03em; }
  .form-control {
    width: 100%; height: 44px;
    padding: 0 var(--space-4);
    background-color: var(--color-surface);
    border: 1px solid var(--color-outline-variant);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base); color: var(--color-on-surface);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
  }
  .form-control:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(139, 94, 60, 0.15); }
  .form-control--error { border-color: var(--color-error); }
  .form-control--error:focus { box-shadow: 0 0 0 3px rgba(186, 26, 26, 0.15); }
  textarea.form-control { height: auto; min-height: 96px; padding: var(--space-3) var(--space-4); resize: vertical; }
  select.form-control { padding-right: var(--space-8); appearance: none; background-image: url("data:image/svg+xml,%3Csvg width='12' height='12' viewBox='0 0 12 12' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath fill='%2351443c' d='M2 4l4 4 4-4z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right var(--space-3) center; }
  .form-hint { margin-top: var(--space-1); font-size: var(--font-size-xs); color: var(--color-on-surface-variant); }
  .form-error { margin-top: var(--space-1); font-size: var(--font-size-xs); color: var(--color-error); }

  .password-rules { margin-top: var(--space-2); display: flex; flex-direction: column; gap: var(--space-1); }
  .password-rule { font-size: var(--font-size-xs); color: var(--color-on-surface-variant); }
  .password-rule--met { color: var(--color-success); }
  .password-rule--pending { color: var(--color-on-surface-variant); }
  .form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--space-4); }
  .input-wrapper { position: relative; }
  .input-wrapper .input-icon { position: absolute; right: var(--space-3); top: 50%; transform: translateY(-50%); color: var(--color-on-surface-variant); cursor: pointer; }
  
  /* ---------- 9. Tables ---------- */
  .data-table { width: 100%; border-collapse: collapse; }
  .data-table thead th {
    background-color: var(--color-surface-low);
    padding: var(--space-4) var(--space-6);
    font-size: var(--font-size-sm); font-weight: var(--font-weight-semibold); color: var(--color-on-surface-variant);
    text-transform: uppercase; letter-spacing: 0.05em;
    text-align: left;
    border-bottom: 1px solid var(--color-outline-variant);
  }
  .data-table tbody td {
    padding: var(--space-4) var(--space-6);
    background-color: var(--color-surface);
    font-size: var(--font-size-base); color: var(--color-on-surface);
    border-bottom: 1px solid var(--color-divider);
  }
  .data-table tbody tr:hover td { background-color: var(--color-surface-low); }
  .data-table tbody tr:last-child td { border-bottom: 0; }
  .data-table .col-actions { text-align: right; }
  .row-actions { display: inline-flex; gap: var(--space-1); justify-content: flex-end; }
  .row-actions__btn {
    width: 32px; height: 32px; border-radius: var(--radius-md);
    display: inline-flex; align-items: center; justify-content: center;
    color: var(--color-on-surface-variant);
    transition: background-color var(--transition-base), color var(--transition-base);
  }
  .row-actions__btn:hover { background-color: var(--color-surface-container); color: var(--color-primary); }
  .row-actions__btn--danger:hover { background-color: var(--color-error-bg); color: var(--color-error); }
  .row-actions__btn .material-symbols-outlined { font-size: 20px; }
  
  /* ---------- 10. Chips / Badges ---------- */
  .chip { display: inline-flex; align-items: center; gap: var(--space-1); padding: var(--space-1) var(--space-3); border-radius: var(--radius-full); font-size: var(--font-size-xs); font-weight: var(--font-weight-bold); text-transform: uppercase; letter-spacing: 0.03em; }
  .chip--neutral { background-color: var(--color-surface-highest); color: var(--color-on-surface-variant); }
  .chip--primary { background-color: var(--color-primary-fixed); color: var(--color-primary-dark); }
  .chip--success { background-color: var(--color-success-bg); color: var(--color-success); }
  .chip--warning { background-color: var(--color-warning-bg); color: var(--color-warning); }
  .chip--error   { background-color: var(--color-error-bg); color: var(--color-error); }
  .chip--info    { background-color: var(--color-info-bg); color: var(--color-info); }
  
  /* ---------- 11. Filters Bar ---------- */
  .filters {
    background-color: var(--color-surface);
    border: 1px solid var(--color-outline-variant);
    border-radius: var(--radius-lg);
    padding: var(--space-4) var(--space-6);
    margin-bottom: var(--space-4);
    display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap;
  }
  .filters__search { flex: 1; min-width: 240px; }
  .filters .form-control { height: 40px; }
  
  /* ---------- 12. Pagination ---------- */
  .pagination { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); flex-wrap: wrap; }
  .pagination__info { color: var(--color-on-surface-variant); font-size: var(--font-size-sm); display: flex; align-items: center; gap: var(--space-2); }
  .pagination__info select { height: 32px; padding: 0 var(--space-2); border: 1px solid var(--color-outline-variant); border-radius: var(--radius-md); background-color: var(--color-surface); }
  .pagination__list { display: inline-flex; gap: var(--space-1); align-items: center; }
  .pagination__btn {
    min-width: 32px; height: 32px; padding: 0 var(--space-2);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    background-color: transparent;
    color: var(--color-on-surface-variant);
    font-size: var(--font-size-sm); font-weight: var(--font-weight-semibold);
    display: inline-flex; align-items: center; justify-content: center;
    transition: background-color var(--transition-base), color var(--transition-base);
  }
  .pagination__btn:hover:not(:disabled) { background-color: var(--color-surface-low); color: var(--color-on-surface); border-color: var(--color-outline-variant); }
  .pagination__btn--active { background-color: var(--color-primary); color: #fff; }
  .pagination__btn--active:hover { background-color: var(--color-primary-dark); color: #fff; }
  .pagination__btn:disabled { opacity: 0.3; cursor: not-allowed; }
  
  /* ---------- 13. Alerts / Banners ---------- */
  /* [hidden] + display:flex: o atributo hidden deixa de esconder sem !important */
  .alert[hidden] { display: none !important; }

  .alert { padding: var(--space-3) var(--space-4); border-radius: var(--radius-md); font-size: var(--font-size-sm); display: flex; align-items: center; gap: var(--space-2); margin-bottom: var(--space-4); border: 1px solid transparent; }
  .alert--success { background-color: var(--color-success-bg); color: #1B5E20; border-color: #A5D6A7; }
  .alert--warning { background-color: var(--color-warning-bg); color: #9A3412; border-color: #FB923C; }
  .alert--error   { background-color: var(--color-error-bg); color: #93000A; border-color: #F87171; }
  .alert--info    { background-color: var(--color-info-bg); color: #0D47A1; border-color: #90CAF9; }
  
  /* ---------- 14. Auth Pages ---------- */
  .auth-shell {
    min-height: 100vh;
    background-color: var(--color-background);
    background-image: repeating-linear-gradient(45deg, rgba(139, 94, 60, 0.03) 0, rgba(139, 94, 60, 0.03) 2px, transparent 2px, transparent 10px);
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    padding: var(--space-5);
  }
  .auth-card { background-color: var(--color-surface); width: 100%; max-width: 420px; border-radius: var(--radius-xl); box-shadow: var(--shadow-xl); padding: var(--space-10); }
  .auth-card--wide { max-width: 960px; }
  .auth-card__brand { text-align: center; margin-bottom: var(--space-8); }
  .auth-card__brand-title { font-size: 26px; font-weight: var(--font-weight-bold); color: var(--color-primary); display: block; margin-bottom: var(--space-1); }
  .auth-card__brand-subtitle { font-size: var(--font-size-base); color: var(--color-on-surface-variant); }
  .auth-footer { display: block; text-align: center; margin-top: var(--space-8); color: var(--color-on-surface-variant); font-size: var(--font-size-base); }
  .auth-footer strong { color: var(--color-primary); }
  
  /* ---------- 15. Bento Grid / Stats ---------- */
  .stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--space-6); margin-bottom: var(--space-8); }
  .stat-card { background-color: var(--color-surface); border-radius: var(--radius-lg); padding: var(--space-6); box-shadow: var(--shadow-md); border-left: 4px solid var(--color-secondary); transition: box-shadow var(--transition-base); }
  .stat-card:hover { box-shadow: var(--shadow-lg); }
  .stat-card__icon { width: 40px; height: 40px; border-radius: var(--radius-md); background-color: rgba(44, 62, 80, 0.1); color: var(--color-secondary); display: inline-flex; align-items: center; justify-content: center; margin-bottom: var(--space-4); }
  .stat-card__label { font-size: var(--font-size-sm); color: var(--color-on-surface-variant); text-transform: uppercase; letter-spacing: 0.05em; }
  .stat-card__value { font-size: var(--font-size-2xl); font-weight: var(--font-weight-bold); color: var(--color-on-surface); line-height: 1.2; }
  .stat-card__delta { font-size: var(--font-size-xs); font-weight: var(--font-weight-semibold); margin-top: var(--space-2); }
  .stat-card__delta--up { color: var(--color-success); }
  .stat-card__delta--down { color: var(--color-error); }
  .stat-card--primary { border-left-color: var(--color-primary); }
  .stat-card--primary .stat-card__icon { background-color: rgba(139, 94, 60, 0.1); color: var(--color-primary); }
  
  /* ---------- 16. FAB ---------- */
  .fab { position: fixed; right: var(--space-8); bottom: var(--space-8); width: 56px; height: 56px; border-radius: var(--radius-full); background-color: var(--color-primary); color: #fff; display: inline-flex; align-items: center; justify-content: center; box-shadow: var(--shadow-xl); transition: transform var(--transition-base); z-index: var(--z-sidebar); }
  .fab:hover { transform: scale(1.05); }
  .fab:active { transform: scale(0.95); }
  .fab .material-symbols-outlined { font-size: 28px; }
  
  /* ---------- 17. Modal / Overlay ---------- */
  .overlay { position: fixed; inset: 0; background-color: rgba(44, 62, 80, 0.4); backdrop-filter: blur(8px); display: flex; align-items: center; justify-content: center; z-index: var(--z-modal); }
  .modal { background-color: var(--color-surface); width: 90%; max-width: 480px; padding: var(--space-8); border-radius: var(--radius-xl); box-shadow: var(--shadow-xl); }
  .modal__title { font-size: var(--font-size-lg); font-weight: var(--font-weight-bold); color: var(--color-on-surface); margin-bottom: var(--space-2); }
  .modal__text { font-size: var(--font-size-base); color: var(--color-on-surface-variant); margin-bottom: var(--space-6); }
  .modal__footer { display: flex; justify-content: flex-end; gap: var(--space-3); margin-top: var(--space-6); }
  
  /* ---------- 18. Spinner ---------- */
  .spinner { width: 20px; height: 20px; border: 3px solid rgba(255, 255, 255, 0.3); border-top-color: #fff; border-radius: var(--radius-full); animation: spin 0.8s linear infinite; display: inline-block; }
  .spinner--primary { border-color: rgba(139, 94, 60, 0.2); border-top-color: var(--color-primary); }
  @keyframes spin { to { transform: rotate(360deg); } }
  
  /* ---------- 19. Utilities ---------- */
  .flex { display: flex; }
  .flex-1 { flex: 1; }
  .items-center { align-items: center; }
  .justify-between { justify-content: space-between; }
  .gap-1 { gap: var(--space-1); } .gap-2 { gap: var(--space-2); } .gap-3 { gap: var(--space-3); } .gap-4 { gap: var(--space-4); }
  .mt-2 { margin-top: var(--space-2); } .mt-4 { margin-top: var(--space-4); } .mt-6 { margin-top: var(--space-6); } .mt-8 { margin-top: var(--space-8); }
  .mb-2 { margin-bottom: var(--space-2); } .mb-4 { margin-bottom: var(--space-4); } .mb-6 { margin-bottom: var(--space-6); } .mb-8 { margin-bottom: var(--space-8); }
  .text-right { text-align: right; }
  .text-center { text-align: center; }
  .w-full { width: 100%; }
  .hidden { display: none !important; }
  
  /* ---------- 20. Responsive ---------- */
  @media (max-width: 1024px) {
    .sidebar { transform: translateX(-100%); transition: transform var(--transition-slow); }
    .sidebar--open { transform: translateX(0); }
    .topbar, .content { margin-left: 0; }
    .content { padding: var(--space-4); }
  }
  @media (max-width: 480px) {
    .auth-card { padding: var(--space-6); }
    .page-header { flex-direction: column; align-items: stretch; }
  }

  /* ---------- SDD 01-03: cadastro + perfis ---------- */
  .auth-card--wide { max-width: 960px; width: 100%; margin: 0 auto; }
  .form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-6); }
  .form-grid-2__full { grid-column: 1 / -1; }
  .form-fieldset { border: 1px solid var(--color-outline-variant); border-radius: var(--radius-md); padding: var(--space-4); margin: 0; }
  .form-legend { font-weight: var(--font-weight-semibold); padding: 0 var(--space-2); margin-bottom: var(--space-3); }
  .form-check { display: flex; align-items: flex-start; gap: var(--space-2); font-size: var(--font-size-sm); cursor: pointer; }
  .form-check input { margin-top: 4px; }
  @media (max-width: 900px) {
    .form-grid-2 { grid-template-columns: 1fr; }
  }