/* ============================================================================
 * E-Santé Guinée — Component styles
 * Built on top of tokens.css. Keep selectors specific to opt-in classes
 * (no global tag overrides) so legacy templates remain untouched.
 * ========================================================================== */

/* ----------------------------------------------------------------------------
 * Skip link (accessibility)
 * -------------------------------------------------------------------------- */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0.5rem;
  z-index: var(--z-tooltip);
  padding: 0.5rem 0.75rem;
  background: var(--color-primary);
  color: var(--color-primary-on);
  border-radius: var(--radius-md);
  font-weight: var(--weight-medium);
  text-decoration: none;
  transition: top var(--duration-base) var(--easing-standard);
}
.skip-link:focus {
  top: 0.5rem;
}

/* ----------------------------------------------------------------------------
 * Skeleton loader
 * <div class="skeleton skeleton-line"></div>
 * <div class="skeleton skeleton-circle skeleton-avatar"></div>
 * -------------------------------------------------------------------------- */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-bg-muted) 0%,
    var(--color-surface-hover) 50%,
    var(--color-bg-muted) 100%
  );
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.4s ease-in-out infinite;
  border-radius: var(--radius-sm);
}
.skeleton-line { height: 0.875rem; margin-block: 0.5rem; }
.skeleton-line.lg { height: 1.25rem; }
.skeleton-line.sm { height: 0.625rem; }
.skeleton-circle { border-radius: 50%; }
.skeleton-avatar { width: 2.5rem; height: 2.5rem; }

@keyframes skeleton-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

@media (prefers-reduced-motion: reduce) {
  .skeleton { animation: none; }
}

/* ----------------------------------------------------------------------------
 * Toast notifications
 * Container is fixed; toasts are .toast elements inserted by JS (or HTMX
 * via hx-swap-oob). Use the showToast(message, type) helper.
 * -------------------------------------------------------------------------- */
.toast-container {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: calc(100vw - 2rem);
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 0.875rem 1rem;
  min-width: 280px;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: var(--text-sm);
  animation: toast-in var(--duration-base) var(--easing-emphasized);
  transition: opacity var(--duration-base), transform var(--duration-base);
}
.toast.toast--success { border-left-color: var(--color-success); }
.toast.toast--warning { border-left-color: var(--color-warning); }
.toast.toast--danger  { border-left-color: var(--color-danger); }
.toast.toast--info    { border-left-color: var(--color-info); }
.toast.is-hiding {
  opacity: 0;
  transform: translateX(8px);
}
.toast .toast-icon { font-size: 1.125rem; line-height: 1.25; }
.toast .toast-body { flex: 1; }
.toast .toast-close {
  background: none;
  border: 0;
  padding: 0.125rem;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
}
.toast .toast-close:hover { color: var(--color-text); }
.toast .toast-close:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

@keyframes toast-in {
  from { opacity: 0; transform: translateX(16px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* ----------------------------------------------------------------------------
 * Command palette (Ctrl-K / Cmd-K)
 * -------------------------------------------------------------------------- */
.cmdk-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-overlay);
  z-index: var(--z-command-palette);
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding-top: clamp(2rem, 10vh, 6rem);
  animation: cmdk-fade-in var(--duration-base) var(--easing-standard);
}
.cmdk-overlay.is-open { display: flex; }
.cmdk-panel {
  width: min(640px, calc(100vw - 2rem));
  background: var(--color-bg-elevated);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2xl);
  border: 1px solid var(--color-border);
  overflow: hidden;
  animation: cmdk-zoom-in var(--duration-base) var(--easing-emphasized);
}
.cmdk-input-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--color-border);
}
.cmdk-input {
  flex: 1;
  border: 0;
  background: transparent;
  font-size: var(--text-base);
  color: var(--color-text);
  outline: none;
}
.cmdk-input::placeholder { color: var(--color-text-subtle); }
.cmdk-kbd {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  background: var(--color-bg-muted);
  color: var(--color-text-muted);
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}
.cmdk-list {
  max-height: 60vh;
  overflow-y: auto;
  padding: 0.375rem;
}
.cmdk-empty {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}
.cmdk-group {
  padding: 0.5rem 0.75rem 0.25rem;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-subtle);
  font-weight: var(--weight-semibold);
}
.cmdk-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 0.75rem;
  border-radius: var(--radius-md);
  color: var(--color-text);
  text-decoration: none;
  cursor: pointer;
  font-size: var(--text-sm);
  transition: background var(--duration-fast);
}
.cmdk-item[aria-selected="true"],
.cmdk-item:hover {
  background: var(--color-primary-soft);
}
.cmdk-item .cmdk-icon {
  width: 1.5rem;
  text-align: center;
  color: var(--color-text-muted);
}
.cmdk-item-meta {
  margin-left: auto;
  font-size: var(--text-xs);
  color: var(--color-text-subtle);
}

@keyframes cmdk-fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes cmdk-zoom-in {
  from { opacity: 0; transform: scale(0.96) translateY(-8px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

/* ----------------------------------------------------------------------------
 * Theme toggle button
 * -------------------------------------------------------------------------- */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--duration-fast);
}
.theme-toggle:hover {
  background: var(--color-surface-hover);
  color: var(--color-text);
}
.theme-toggle .icon-light { display: none; }
.theme-toggle .icon-dark  { display: inline; }
[data-theme="dark"] .theme-toggle .icon-light { display: inline; }
[data-theme="dark"] .theme-toggle .icon-dark  { display: none; }

/* ----------------------------------------------------------------------------
 * Speak button (Web Speech API trigger on long-form content)
 * -------------------------------------------------------------------------- */
.btn-speak {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.625rem;
  font-size: var(--text-xs);
  background: var(--color-bg-muted);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--duration-fast);
}
.btn-speak:hover {
  background: var(--color-surface-hover);
  color: var(--color-text);
}
.btn-speak.is-speaking {
  background: var(--color-primary-soft);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

/* ----------------------------------------------------------------------------
 * In-app notification bell
 * -------------------------------------------------------------------------- */
.notif-bell {
  position: relative;
}
.notif-bell .notif-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  background: var(--color-danger);
  color: #fff;
  border-radius: var(--radius-pill);
  font-size: 0.6875rem;
  font-weight: var(--weight-semibold);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

/* ----------------------------------------------------------------------------
 * HTMX feedback indicators (request in flight)
 * -------------------------------------------------------------------------- */
.htmx-indicator { opacity: 0; transition: opacity var(--duration-base); }
.htmx-request .htmx-indicator,
.htmx-request.htmx-indicator { opacity: 1; }
[hx-disable\.disabled-while-loading]:disabled { opacity: 0.6; cursor: wait; }

/* ----------------------------------------------------------------------------
 * Reduced motion fallback
 * -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}