/* Shared authenticated application shell (Phase 45). */

.skip-link {
  background: var(--brand-parchment);
  border-radius: var(--radius-sm);
  color: var(--text-on-light);
  font-weight: 700;
  left: var(--space-4);
  padding: var(--space-3) var(--space-4);
  position: fixed;
  top: var(--space-3);
  transform: translateY(calc(-100% - var(--space-6)));
  transition: transform var(--transition-fast);
  z-index: 100;
}

.skip-link:focus {
  transform: translateY(0);
}

body:not(.auth-visible) {
  background: var(--ink-950);
  color: var(--text-on-dark);
  font-family: var(--font-interface);
}

body:not(.auth-visible) #app {
  display: flex;
  height: auto;
  max-width: none;
  min-height: 100dvh;
  padding: 0;
  width: 100%;
}

body:not(.auth-visible) .site-header {
  align-items: center;
  background: color-mix(in srgb, var(--ink-850) 96%, transparent);
  border-bottom: 1px solid var(--ink-700);
  display: grid;
  gap: var(--space-4);
  grid-template-columns: auto minmax(8rem, 1fr) auto;
  margin: 0;
  min-height: 64px;
  padding: var(--space-2) max(var(--space-4), env(safe-area-inset-left));
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 30;
}

body:not(.auth-visible) .brand {
  color: var(--text-on-dark);
  min-width: max-content;
}

body:not(.auth-visible) .brand-die {
  height: 2rem;
  width: 1.8rem;
}

.shell-page-title {
  color: var(--text-on-dark-muted);
  font-family: var(--font-interface);
  font-size: var(--text-sm);
  font-weight: 700;
  margin: 0;
  overflow-wrap: anywhere;
}

.app-navigation {
  align-items: center;
  display: flex;
  gap: var(--space-4);
  justify-content: flex-end;
  min-width: 0;
}

.context-nav,
.user-menu {
  align-items: center;
  display: flex;
  gap: var(--space-1);
}

.shell-nav-button,
.shell-logout {
  align-items: center;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-on-dark-muted);
  display: inline-flex;
  gap: var(--space-2);
  justify-content: center;
  min-height: 44px;
  padding: var(--space-2) var(--space-3);
}

.shell-nav-button:hover,
.shell-logout:hover,
.shell-nav-button[aria-current="page"] {
  background: var(--ink-800);
  color: var(--text-on-dark);
}

.shell-nav-button[aria-current="page"] {
  border-bottom-color: var(--brand-gold);
}

.user-menu {
  border-left: 1px solid var(--ink-700);
  padding-left: var(--space-3);
}

.user-identity {
  display: grid;
  line-height: 1.2;
  min-width: 0;
}

#who {
  color: var(--text-on-dark);
  font-size: var(--text-sm);
  font-weight: 700;
  max-width: 18ch;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-role {
  color: var(--brand-gold-soft);
  font-size: var(--text-xs);
}

.app-main {
  margin-inline: auto;
  max-width: var(--content-editorial);
  padding: var(--space-6) var(--space-4) calc(var(--space-6) + env(safe-area-inset-bottom));
  width: 100%;
}

body.auth-visible .app-main {
  max-width: none;
  padding: 0;
}

body[data-screen="wizard-screen"] .app-main {
  max-width: calc(var(--content-form) + (2 * var(--space-4)));
}

body[data-screen="game-screen"] .app-main {
  max-width: none;
}

body:not(.auth-visible) .screen {
  box-shadow: var(--shadow-panel);
  margin: 0;
  width: 100%;
}

body:not(.auth-visible) .screen:focus {
  outline: none;
}

.global-feedback {
  left: 50%;
  pointer-events: none;
  position: fixed;
  top: calc(64px + var(--space-2));
  transform: translateX(-50%);
  width: min(calc(100% - (2 * var(--space-4))), var(--content-form));
  z-index: 45;
}

.offline-banner,
.global-loading {
  align-items: center;
  border: 1px solid currentColor;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-panel);
  display: flex;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  pointer-events: auto;
}

.offline-banner {
  background: var(--ink-850);
  color: var(--status-warning);
}

.offline-banner strong {
  color: var(--text-on-dark);
}

.offline-banner span {
  color: var(--text-on-dark-muted);
}

.global-loading {
  background: var(--ink-850);
  color: var(--status-info);
  margin-top: var(--space-2);
}

.toast-region {
  bottom: max(var(--space-4), env(safe-area-inset-bottom));
  display: grid;
  gap: var(--space-2);
  max-width: min(400px, calc(100vw - (2 * var(--space-4))));
  position: fixed;
  right: max(var(--space-4), env(safe-area-inset-right));
  z-index: 80;
}

.toast {
  align-items: start;
  background: var(--ink-850);
  border: 1px solid var(--border-on-dark);
  border-left: 4px solid currentColor;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-panel);
  color: var(--status-info);
  display: grid;
  gap: var(--space-3);
  grid-template-columns: minmax(0, 1fr) auto;
  padding: var(--space-3) var(--space-4);
}

.toast > span {
  color: var(--text-on-dark);
  overflow-wrap: anywhere;
}

.toast-success { color: var(--status-success); }
.toast-error { color: var(--status-danger); }
.toast-warning { color: var(--status-warning); }

.toast-close {
  background: transparent;
  color: var(--text-on-dark-muted);
  min-height: 32px;
  min-width: 32px;
  padding: 0;
}

.dialog-open {
  overflow: hidden;
}

.modal[hidden],
.global-feedback [hidden],
.toast-region[hidden] {
  display: none !important;
}

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

.modal-card {
  background: var(--ink-850);
  border-color: var(--border-on-dark);
  box-shadow: var(--shadow-modal);
  max-height: calc(100dvh - (2 * var(--space-4)));
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: var(--space-6);
  width: min(var(--modal-width), 100%);
}

.modal-card:focus {
  outline: none;
}

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

.dialog-heading h2,
.dialog-heading h3 {
  margin: 0;
}

.dialog-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: flex-end;
  margin-top: var(--space-6);
}

.dialog-close {
  background: transparent;
  color: var(--text-on-dark-muted);
  flex: 0 0 auto;
  min-height: 44px;
  min-width: 44px;
  padding: var(--space-2);
  width: 44px;
}

.game-top .audio-toolbar button {
  width: auto;
}

@media (max-width: 900px) {
  body:not(.auth-visible) .site-header {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .app-navigation {
    grid-column: 1 / -1;
    justify-content: space-between;
  }

  .global-feedback {
    top: 116px;
  }

  .context-nav {
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scrollbar-width: thin;
  }
}

@media (max-width: 640px) {
  body:not(.auth-visible) .site-header {
    align-items: center;
    gap: var(--space-2);
    padding-block: var(--space-2);
  }

  body:not(.auth-visible) .brand-name {
    font-size: var(--text-sm);
  }

  .shell-page-title {
    text-align: right;
  }

  .app-navigation {
    gap: var(--space-2);
  }

  .context-nav {
    flex: 1 1 auto;
  }

  .shell-nav-button,
  .shell-logout {
    min-width: 44px;
    padding-inline: var(--space-2);
  }

  .shell-nav-label {
    display: none;
  }

  .user-menu {
    gap: var(--space-1);
    padding-left: var(--space-2);
  }

  .user-identity {
    display: none;
  }

  .app-main {
    padding: var(--space-3) var(--space-2) calc(var(--space-4) + env(safe-area-inset-bottom));
  }

  .offline-banner span {
    display: none;
  }

  .modal {
    align-items: flex-end;
    padding: var(--space-2);
  }

  .modal-card {
    max-height: calc(100dvh - var(--space-4));
    padding: var(--space-4);
    width: 100%;
  }


  .modal-card .dialog-close {
    width: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .skip-link {
    transition: none;
  }
}