@layer tokens, reset, base, layout, components, utilities;

@layer tokens {
  :root {
    color-scheme: light;

    /* Paleta Caio Franca sobre Aura OS v1. */
    --aura-color-01: #f7f9fb;
    --aura-color-02: #ffffff;
    --aura-color-03: #eef3f5;
    --aura-color-04: #c8d4da;
    --aura-color-05: #65727a;
    --aura-color-06: #303030;
    --aura-color-07: #204050;
    --aura-color-08: #ff7040;
    --aura-color-09: #ffc000;
    --aura-color-10: #2f855a;
    --aura-color-11: #ffe0a0;
    --aura-color-12: #b42318;

    --color-bg: var(--aura-color-01);
    --color-surface: var(--aura-color-02);
    --color-surface-muted: var(--aura-color-03);
    --color-border: var(--aura-color-04);
    --color-muted: var(--aura-color-05);
    --color-text: var(--aura-color-06);
    --color-primary-strong: var(--aura-color-07);
    --color-primary: var(--aura-color-08);
    --color-info: #2f7dd3;
    --color-success: var(--aura-color-10);
    --color-warning: var(--aura-color-09);
    --color-support: var(--aura-color-11);
    --color-danger: var(--aura-color-12);
    --color-nav: var(--aura-color-07);
    --color-nav-muted: color-mix(in srgb, var(--color-surface) 72%, var(--color-support));
    --color-hover: color-mix(in srgb, var(--color-primary) 8%, var(--color-surface));
    --color-active: color-mix(in srgb, var(--color-primary) 14%, var(--color-surface));
    --color-disabled: color-mix(in srgb, var(--color-muted) 22%, var(--color-surface));
    --color-overlay: color-mix(in srgb, var(--color-text) 55%, transparent);

    --font-sans: Arial, Helvetica, sans-serif;
    --font-mono: Consolas, "Liberation Mono", monospace;
    --font-size-xs: 12px;
    --font-size-sm: 13px;
    --font-size-md: 14px;
    --font-size-lg: 16px;
    --font-size-xl: 18px;
    --font-size-2xl: 22px;
    --line-tight: 1.2;
    --line-normal: 1.5;

    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-7: 32px;
    --space-8: 40px;

    --radius-1: 4px;
    --radius-2: 6px;
    --radius-3: 8px;
    --radius-4: 12px;
    --radius-pill: 999px;

    --border-width: 1px;
    --focus-width: 2px;
    --shadow-1: 0 1px 2px color-mix(in srgb, var(--color-text) 12%, transparent);
    --shadow-2: 0 8px 24px color-mix(in srgb, var(--color-text) 12%, transparent);
    --shadow-3: 0 18px 48px color-mix(in srgb, var(--color-text) 16%, transparent);

    --duration-fast: 120ms;
    --duration-normal: 180ms;
    --ease-standard: cubic-bezier(.2, 0, .2, 1);

    --z-sticky: 10;
    --z-modal: 50;
    --z-toast: 70;

    --sidebar-width: 280px;
    --sidebar-collapsed-width: 68px;
    --topbar-height: 56px;
    --tap-target: 40px;
    --content-max: 960px;
    --footer-opacity: .24;
    --footer-asset-width: 320px;
    --footer-asset-height: 28px;
  }
}

@layer reset {
  *,
  *::before,
  *::after {
    box-sizing: border-box;
  }

  html {
    min-height: 100%;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
  }

  body {
    min-height: 100%;
    margin: 0;
  }

  :where(h1, h2, h3, p, figure, blockquote, dl, dd) {
    margin: 0;
  }

  :where(ul, ol) {
    margin: 0;
    padding: 0;
  }

  :where(img, video, canvas, svg) {
    display: block;
    max-width: 100%;
  }

  :where(button, input, select, textarea) {
    font: inherit;
  }

  :where(button) {
    border: 0;
    background: none;
    color: inherit;
    cursor: pointer;
  }

  :where(button:disabled, input:disabled, select:disabled, textarea:disabled) {
    cursor: not-allowed;
  }

  :where(table) {
    border-collapse: collapse;
    width: 100%;
  }
}

@layer base {
  body {
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-sans);
    font-size: var(--font-size-lg);
    line-height: var(--line-normal);
  }

  :where(a) {
    color: var(--color-primary-strong);
    text-underline-offset: 3px;
  }

  :where(:focus-visible) {
    outline: var(--focus-width) solid var(--color-info);
    outline-offset: 2px;
  }

  :where(h1) {
    color: var(--color-primary-strong);
    font-size: var(--font-size-2xl);
    line-height: var(--line-tight);
  }

  :where(h2) {
    font-size: var(--font-size-xl);
    line-height: var(--line-tight);
  }

  :where(p) {
    color: var(--color-muted);
  }

  :where(code, kbd, samp, pre) {
    font-family: var(--font-mono);
  }
}

@layer layout {
  .aura-app {
    min-height: 100vh;
  }

  .app-loading {
    display: grid;
    min-height: 100vh;
    place-items: center;
    background: color-mix(in srgb, var(--color-nav) 86%, #000000);
  }

  .app-loading img {
    width: 88px;
    height: 88px;
  }

  .app-shell {
    display: grid;
    grid-template-rows: auto minmax(0, 1fr) auto;
    min-height: 100vh;
  }

  .app-topbar {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    min-height: var(--topbar-height);
    padding: var(--space-2) var(--space-5);
    border-bottom: var(--border-width) solid color-mix(in srgb, var(--color-nav) 60%, #000000);
    background: color-mix(in srgb, var(--color-nav) 72%, #000000);
    color: var(--color-surface);
  }

  .app-topbar-space {
    flex: 1;
    min-width: 0;
  }

  .app-topbar-actions {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
  }

  .app-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    min-width: 0;
  }

  .app-brand[type="button"] {
    padding: 0;
    border: 0;
    background: transparent;
    text-align: left;
    cursor: pointer;
  }

  .app-brand[type="button"]:hover,
  .app-brand[type="button"]:focus-visible {
    opacity: .94;
  }

  .app-brand-logo {
    width: 118px;
    height: 38px;
    flex: 0 0 auto;
    border-radius: var(--radius-1);
    object-fit: contain;
    object-position: left center;
  }

  .app-brand-logo-mark {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-2);
    object-position: center;
  }

  .app-brand-logo-wordmark {
    width: 124px;
    height: 42px;
    border-radius: 0;
    object-position: left center;
  }

  .app-brand-text {
    display: grid;
    gap: 1px;
    min-width: 0;
  }

  .app-brand strong {
    overflow: hidden;
    color: var(--color-surface);
    font-size: var(--font-size-md);
    font-weight: 700;
    line-height: var(--line-tight);
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .app-brand span {
    color: var(--color-support);
    font-size: var(--font-size-sm);
    line-height: var(--line-tight);
  }

  .app-body {
    display: grid;
    grid-template-columns: var(--sidebar-collapsed-width) minmax(0, 1fr);
    min-height: 0;
    transition: grid-template-columns var(--duration-normal) var(--ease-standard);
  }

  .app-shell.is-sidebar-open .app-body {
    grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  }

  .app-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    min-width: 0;
    min-height: calc(100vh - var(--topbar-height));
    padding: var(--space-3);
    border-right: var(--border-width) solid color-mix(in srgb, var(--color-nav) 82%, #000000);
    background: var(--color-nav);
    color: var(--color-nav-muted);
    overflow: hidden auto;
    transition:
      padding var(--duration-normal) var(--ease-standard),
      width var(--duration-normal) var(--ease-standard);
  }

  .app-sidebar-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-2);
    min-height: 0;
  }

  .app-sidebar-user {
    display: grid;
    grid-template-columns: 36px minmax(0, 1fr);
    align-items: start;
    gap: var(--space-2);
    min-width: 0;
    width: 100%;
    margin-top: auto;
    padding: var(--space-2);
    border: var(--border-width) solid color-mix(in srgb, var(--color-surface) 14%, transparent);
    border-radius: var(--radius-2);
    background: color-mix(in srgb, var(--color-surface) 10%, transparent);
  }

  .app-sidebar-user[hidden] {
    display: none !important;
  }

  .app-sidebar-user-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    overflow: hidden;
    flex: 0 0 auto;
    border: var(--border-width) solid color-mix(in srgb, var(--color-support) 30%, transparent);
    border-radius: var(--radius-2);
    background: color-mix(in srgb, var(--color-surface) 16%, transparent);
    color: var(--color-surface);
    font-size: var(--font-size-xs);
    font-weight: 800;
    line-height: 1;
  }

  .app-sidebar-user-avatar[data-has-photo="true"] {
    border-color: color-mix(in srgb, var(--color-surface) 22%, transparent);
    background: var(--color-surface);
    padding: 0;
  }

  .app-sidebar-user-photo {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .app-sidebar-user-body {
    display: grid;
    gap: 2px;
    min-width: 0;
  }

  .app-sidebar-user-name,
  .app-sidebar-user-role,
  .app-sidebar-user-email {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .app-sidebar-user-name {
    color: var(--color-surface);
    font-size: var(--font-size-sm);
    line-height: var(--line-tight);
  }

  .app-sidebar-user-role {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    max-width: 100%;
    padding: 2px 6px;
    border-radius: var(--radius-pill);
    background: color-mix(in srgb, var(--color-primary) 18%, transparent);
    color: color-mix(in srgb, var(--color-surface) 88%, var(--color-support));
    font-size: 11px;
    font-weight: 700;
    line-height: 1.2;
  }

  .app-sidebar-user-email {
    color: color-mix(in srgb, var(--color-surface) 72%, var(--color-support));
    font-size: var(--font-size-xs);
  }

  .app-sidebar-user-meta {
    display: grid;
    gap: 4px;
    min-width: 0;
  }

  .app-sidebar-user-actions {
    grid-column: 1 / -1;
  }

  .app-sidebar-user-logout {
    width: 100%;
    min-height: 34px;
    border-color: color-mix(in srgb, var(--color-surface) 18%, transparent);
    background: color-mix(in srgb, var(--color-surface) 6%, transparent);
    color: var(--color-surface);
  }

  .app-sidebar-user-logout:hover {
    background: color-mix(in srgb, var(--color-surface) 14%, transparent);
    color: var(--color-surface);
  }

  .app-main {
    min-width: 0;
    background: var(--color-bg);
    padding: var(--space-5);
  }

  .app-stage {
    min-height: 240px;
  }

  .app-footer {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    width: 100%;
    min-height: 28px;
    margin-top: auto;
    padding: var(--space-2) var(--space-4) var(--space-3);
    border-top: 1px solid rgba(32, 64, 80, 0.08);
    background: transparent;
    color: var(--color-muted);
    font-size: 11px;
    line-height: var(--line-tight);
    opacity: var(--footer-opacity);
    pointer-events: none;
    text-align: center;
  }

  .app-footer-logo {
    width: 16px;
    height: 16px;
    object-fit: contain;
  }

  .app-footer.has-footer-signature {
    padding-inline: var(--space-2);
    padding-bottom: var(--space-3);
    opacity: 1;
  }

  .app-footer-signature {
    width: min(calc(100vw - (var(--space-5) * 2)), var(--footer-asset-width));
    max-height: var(--footer-asset-height);
    height: auto;
    object-fit: contain;
    object-position: center;
    filter: drop-shadow(0 1px 2px color-mix(in srgb, var(--color-text) 14%, transparent));
  }

  .app-footer.has-footer-signature .app-footer-signature {
    width: min(calc(100vw - (var(--space-3) * 2)), var(--footer-asset-width));
  }

  .container {
    width: min(100%, var(--content-max));
    margin-inline: auto;
  }

  .stack {
    display: grid;
    gap: var(--stack-gap, var(--space-4));
  }

  .cluster {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--cluster-gap, var(--space-3));
  }

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

  .grid-auto {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
    gap: var(--space-4);
  }
}

@layer components {
  .app-icon-button {
    position: relative;
    display: inline-grid;
    place-items: center;
    width: var(--tap-target);
    height: var(--tap-target);
    flex: 0 0 auto;
    border: var(--border-width) solid transparent;
    border-radius: var(--radius-2);
    color: var(--color-muted);
    transition:
      background var(--duration-fast) var(--ease-standard),
      color var(--duration-fast) var(--ease-standard),
      border-color var(--duration-fast) var(--ease-standard);
  }

  .app-topbar .app-icon-button,
  .app-sidebar .app-icon-button {
    color: color-mix(in srgb, var(--color-surface) 82%, var(--color-support));
  }

  .app-icon-button:hover,
  .app-icon-button:focus-visible {
    border-color: var(--color-border);
    background: var(--color-hover);
    color: var(--color-primary-strong);
  }

  .app-topbar .app-icon-button:hover,
  .app-topbar .app-icon-button:focus-visible,
  .app-sidebar .app-icon-button:hover,
  .app-sidebar .app-icon-button:focus-visible {
    border-color: color-mix(in srgb, var(--color-surface) 18%, transparent);
    background: color-mix(in srgb, var(--color-surface) 12%, transparent);
    color: var(--color-support);
  }

  .app-icon-button:disabled {
    background: transparent;
    color: var(--color-disabled);
  }

  .app-topbar-text-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 36px;
    padding: 0 var(--space-3);
    flex: 0 0 auto;
    border: var(--border-width) solid color-mix(in srgb, var(--color-surface) 18%, transparent);
    border-radius: var(--radius-2);
    background: color-mix(in srgb, var(--color-surface) 10%, transparent);
    color: var(--color-surface);
    font-size: var(--font-size-sm);
    font-weight: 700;
    line-height: var(--line-tight);
    white-space: nowrap;
    transition:
      background var(--duration-fast) var(--ease-standard),
      border-color var(--duration-fast) var(--ease-standard),
      color var(--duration-fast) var(--ease-standard);
  }

  @media (max-width: 720px) {
    .app-footer-signature {
      width: min(calc(100vw - (var(--space-4) * 2)), 280px);
    }
  }

  .app-topbar-text-button:hover,
  .app-topbar-text-button:focus-visible {
    border-color: color-mix(in srgb, var(--color-surface) 26%, transparent);
    background: color-mix(in srgb, var(--color-surface) 16%, transparent);
    color: var(--color-support);
  }

  .app-topbar-text-button:disabled {
    opacity: .56;
  }

  .app-icon {
    position: relative;
    display: block;
    width: 20px;
    height: 20px;
  }

  .app-icon-menu,
  .app-icon-menu::before,
  .app-icon-menu::after {
    height: 2px;
    border-radius: var(--radius-pill);
    background: currentColor;
  }

  .app-icon-menu {
    top: 9px;
  }

  .app-icon-menu::before,
  .app-icon-menu::after {
    position: absolute;
    left: 0;
    width: 20px;
    content: "";
  }

  .app-icon-menu::before {
    top: -6px;
  }

  .app-icon-menu::after {
    top: 6px;
  }

  .app-icon-close::before,
  .app-icon-close::after {
    position: absolute;
    top: 9px;
    left: 2px;
    width: 16px;
    height: 2px;
    border-radius: var(--radius-pill);
    background: currentColor;
    content: "";
  }

  .app-icon-close::before {
    transform: rotate(45deg);
  }

  .app-icon-close::after {
    transform: rotate(-45deg);
  }

  .app-icon-install::before {
    position: absolute;
    inset: 3px 4px 4px;
    border: 2px solid currentColor;
    border-top: 0;
    border-radius: 0 0 var(--radius-1) var(--radius-1);
    content: "";
  }

  .app-icon-install::after {
    position: absolute;
    left: 50%;
    top: 2px;
    width: 8px;
    height: 11px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    content: "";
    transform: translateX(-50%) rotate(45deg);
    transform-origin: 50% 70%;
  }

  .app-status {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    min-height: 32px;
    padding: 0 var(--space-3);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-2);
    background: var(--color-surface);
    color: var(--color-muted);
    font-size: var(--font-size-sm);
    white-space: nowrap;
  }

  .app-status::before {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-pill);
    background: var(--color-primary);
    box-shadow: 0 0 0 2px var(--color-surface), 0 0 0 3px var(--color-primary-strong);
    content: "";
  }

  .section-title {
    margin-bottom: var(--space-3);
    font-size: var(--font-size-md);
    font-weight: 700;
    line-height: var(--line-tight);
    text-transform: uppercase;
  }

  .app-sidebar .section-title {
    color: var(--color-surface);
  }

  .app-shell.is-sidebar-collapsed .app-sidebar-header {
    justify-content: center;
  }

  .app-shell.is-sidebar-collapsed .sidebar-close,
  .app-shell.is-sidebar-collapsed .module-group-title,
  .app-shell.is-sidebar-collapsed .module-nav-label,
  .app-shell.is-sidebar-collapsed .module-nav-empty,
  .app-shell.is-sidebar-collapsed .app-sidebar-user {
    display: none;
  }

  .module-nav {
    display: grid;
    gap: var(--space-4);
    min-width: 0;
  }

  .module-nav-group {
    display: grid;
    gap: var(--space-2);
  }

  .module-group-title {
    color: var(--color-support);
    font-size: var(--font-size-xs);
    font-weight: 700;
    line-height: var(--line-tight);
    text-transform: uppercase;
  }

  .module-nav-item {
    display: grid;
    grid-template-columns: 36px minmax(0, 1fr);
    align-items: center;
    gap: var(--space-2);
    width: 100%;
    min-height: var(--tap-target);
    padding: var(--space-1);
    border: var(--border-width) solid transparent;
    border-radius: var(--radius-2);
    color: var(--color-nav-muted);
    text-align: left;
    transition:
      background var(--duration-fast) var(--ease-standard),
      color var(--duration-fast) var(--ease-standard),
      border-color var(--duration-fast) var(--ease-standard);
  }

  .module-nav-item:hover,
  .module-nav-item:focus-visible {
    border-color: color-mix(in srgb, var(--color-support) 44%, transparent);
    background: color-mix(in srgb, var(--color-surface) 10%, transparent);
    color: var(--color-surface);
  }

  .module-nav-item.is-active {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: var(--color-surface);
  }

  .module-nav-icon {
    display: inline-grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-2);
    background: color-mix(in srgb, currentColor 12%, transparent);
    color: currentColor;
    font-size: var(--font-size-xs);
    font-weight: 700;
    line-height: 1;
  }

  .module-nav-icon::before {
    display: block;
    width: 20px;
    height: 20px;
    background: currentColor;
    content: "";
    -webkit-mask: var(--module-icon-url) center / contain no-repeat;
    mask: var(--module-icon-url) center / contain no-repeat;
  }

  .module-nav-icon-fallback::before {
    display: none;
  }

  .module-nav-label {
    min-width: 0;
  }

  .module-nav-name {
    display: block;
    overflow: hidden;
    font-size: var(--font-size-md);
    font-weight: 700;
    line-height: var(--line-tight);
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .module-nav-empty {
    padding: var(--space-3);
    border: var(--border-width) dashed color-mix(in srgb, var(--color-support) 35%, transparent);
    border-radius: var(--radius-2);
    font-size: var(--font-size-sm);
  }

  .app-sidebar-user {
    color: var(--color-nav-muted);
    font-size: var(--font-size-sm);
  }

  .list {
    display: grid;
    gap: var(--space-2);
    list-style: none;
  }

  .list-item {
    min-height: var(--tap-target);
    padding: var(--space-2) var(--space-3);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-2);
    background: var(--color-surface);
    color: var(--color-muted);
    font-size: var(--font-size-md);
  }

  .panel {
    width: min(100%, var(--content-max));
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-3);
    background: var(--color-surface);
    padding: var(--space-5);
    box-shadow: var(--shadow-1);
  }

  .button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: var(--tap-target);
    padding: 0 var(--space-4);
    border: var(--border-width) solid var(--color-primary);
    border-radius: var(--radius-2);
    background: var(--color-primary);
    color: var(--color-surface);
    font-weight: 700;
    line-height: var(--line-tight);
    text-decoration: none;
    transition: background var(--duration-fast) var(--ease-standard);
  }

  .button:hover {
    background: var(--color-primary-strong);
  }

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

  .button-secondary:hover {
    background: var(--color-hover);
    color: var(--color-primary-strong);
  }

  .input,
  .select,
  .textarea {
    width: 100%;
    min-height: var(--tap-target);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-2);
    background: var(--color-surface);
    color: var(--color-text);
    padding: 0 var(--space-3);
  }

  .textarea {
    min-height: 112px;
    padding-block: var(--space-3);
    resize: vertical;
  }

  .table-wrap {
    max-width: 100%;
    overflow: auto;
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-3);
    background: var(--color-surface);
  }

  .table {
    min-width: 640px;
    font-size: var(--font-size-md);
  }

  .table th,
  .table td {
    padding: var(--space-3);
    border-bottom: var(--border-width) solid var(--color-border);
    text-align: left;
    vertical-align: top;
  }

  .table th {
    background: var(--color-surface-muted);
    color: var(--color-text);
    font-weight: 700;
  }

  .alert {
    border-left: 3px solid var(--alert-color, var(--color-warning));
    background: color-mix(in srgb, var(--alert-color, var(--color-warning)) 8%, var(--color-surface));
    color: var(--alert-color, var(--color-warning));
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-md);
  }

  .alert-info {
    --alert-color: var(--color-info);
  }

  .alert-success {
    --alert-color: var(--color-success);
  }

  .alert-danger {
    --alert-color: var(--color-danger);
  }

  .tabs {
    display: flex;
    gap: var(--space-1);
    overflow-x: auto;
    border-bottom: var(--border-width) solid var(--color-border);
  }

  .tab {
    min-height: var(--tap-target);
    padding: 0 var(--space-4);
    border-bottom: 2px solid transparent;
    color: var(--color-muted);
    white-space: nowrap;
  }

  .tab[aria-selected="true"] {
    border-color: var(--color-primary);
    color: var(--color-primary-strong);
    font-weight: 700;
  }

  .modal-backdrop {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: grid;
    place-items: center;
    background: var(--color-overlay);
    padding: var(--space-4);
  }

  .modal {
    width: min(100%, 640px);
    max-height: min(720px, 100%);
    overflow: auto;
    border-radius: var(--radius-4);
    background: var(--color-surface);
    box-shadow: var(--shadow-3);
  }

  .pwa-install-screen {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: grid;
    place-items: end center;
    background: color-mix(in srgb, var(--color-text) 32%, transparent);
    padding: var(--space-4);
  }

  .pwa-install-card {
    display: grid;
    grid-template-columns: 64px minmax(0, 1fr);
    gap: var(--space-4);
    width: min(100%, 560px);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-3);
    background: var(--color-surface);
    padding: var(--space-5);
    box-shadow: var(--shadow-3);
  }

  .pwa-install-icon {
    width: 64px;
    height: 64px;
    object-fit: contain;
  }

  .pwa-install-content {
    min-width: 0;
  }

  .pwa-install-status {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    min-height: 28px;
    padding: 0 var(--space-2);
    border: var(--border-width) solid color-mix(in srgb, var(--color-primary) 24%, transparent);
    border-radius: var(--radius-pill);
    background: color-mix(in srgb, var(--color-primary) 10%, var(--color-surface));
    color: var(--color-primary-strong);
    font-size: var(--font-size-xs);
    font-weight: 700;
    line-height: 1.2;
  }

  .pwa-install-copy,
  .pwa-install-note,
  .pwa-install-steps {
    color: var(--color-muted);
    font-size: var(--font-size-md);
  }

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

  .pwa-install-steps {
    display: grid;
    gap: var(--space-2);
    margin: 0;
    padding-left: 20px;
  }

  .pwa-install-note {
    font-size: var(--font-size-sm);
    line-height: 1.5;
  }

  .pwa-install-actions {
    justify-content: flex-start;
  }

  .toast {
    position: fixed;
    right: var(--space-4);
    bottom: var(--space-4);
    z-index: var(--z-toast);
    width: min(100% - 32px, 420px);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--radius-3);
    background: var(--color-surface);
    padding: var(--space-4);
    box-shadow: var(--shadow-2);
  }
}

@layer utilities {
  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
  }

  .hidden {
    display: none !important;
  }

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

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

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

@media (max-width: 720px) {
  .app-topbar {
    align-items: center;
    flex-direction: row;
    padding-inline: var(--space-3);
  }

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

  .app-sidebar {
    position: fixed;
    inset: var(--topbar-height) auto 0 0;
    z-index: var(--z-modal);
    width: min(86vw, var(--sidebar-width));
    min-height: auto;
    border-right: 0;
    border-right: var(--border-width) solid var(--color-border);
    box-shadow: var(--shadow-3);
    transform: translateX(-100%);
    transition: transform var(--duration-normal) var(--ease-standard);
  }

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

  .app-shell.is-sidebar-collapsed .app-sidebar-header {
    justify-content: space-between;
  }

  .app-shell.is-sidebar-collapsed .sidebar-close,
  .app-shell.is-sidebar-collapsed .module-group-title,
  .app-shell.is-sidebar-collapsed .module-nav-label,
  .app-shell.is-sidebar-collapsed .module-nav-empty,
  .app-shell.is-sidebar-collapsed .app-sidebar-user {
    display: revert;
  }

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

  .pwa-install-card {
    grid-template-columns: 48px minmax(0, 1fr);
    padding: var(--space-4);
  }

  .pwa-install-icon {
    width: 48px;
    height: 48px;
  }

  .split {
    align-items: stretch;
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  :root {
    --tap-target: 44px;
  }

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

  .button,
  .button-secondary {
    width: 100%;
  }
}

@media (max-width: 360px) {
  .app-topbar {
    gap: var(--space-2);
    padding-inline: var(--space-2);
  }

  .app-topbar-actions {
    gap: var(--space-1);
  }

  .app-brand-logo {
    width: 96px;
    height: 32px;
  }

  .app-topbar-text-button {
    max-width: 104px;
    min-height: 34px;
    padding-inline: var(--space-2);
    font-size: var(--font-size-xs);
    line-height: 1.1;
    text-align: center;
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
  }
}