/* Drawer Component v2 — UI Comprehensive Refactor
 * Requires: tokens.css, spacing.css, typography.css
 * Right-side slide-in panel. Width 480px desktop, 100vw mobile.
 * z-index: 1500 (above modals at 1050).
 *
 * Usage:
 *   <div class="drawer-overlay" id="drawer-overlay"></div>
 *   <aside class="drawer is-open" id="team-drawer" aria-label="Детали команды">
 *     <header class="drawer__header">
 *       <h2 class="drawer__title">Команда</h2>
 *       <button class="drawer__close btn btn-ghost" aria-label="Закрыть">
 *         <svg class="icon"><use href="#i-x"/></svg>
 *       </button>
 *     </header>
 *     <div class="drawer__body">...</div>
 *     <footer class="drawer__footer">...</footer>
 *   </aside>
 */

/* ── Overlay ───────────────────────────────────────────────────────────── */
.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.50);
  z-index: 1500;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease-out;
}

.drawer-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

/* ── Panel ─────────────────────────────────────────────────────────────── */
.drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 480px;
  max-width: 100vw;
  background: var(--surface-page);
  border-left: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-md);
  z-index: 1501;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.25s ease-out;
}

.drawer.is-open {
  transform: translateX(0);
}

/* ── Header (sticky top) ───────────────────────────────────────────────── */
.drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--border-subtle);
  flex-shrink: 0;
  position: sticky;
  top: 0;
  background: var(--surface-page);
  z-index: 1;
}

.drawer__title {
  font-size: var(--font-md);
  font-weight: var(--weight-semi, 600);
  color: var(--text-primary);
  margin: 0;
  line-height: var(--line-snug);
}

.drawer__close {
  flex-shrink: 0;
}

/* ── Body (scrollable) ─────────────────────────────────────────────────── */
.drawer__body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-5) var(--space-6);
}

/* ── Footer (sticky bottom) ────────────────────────────────────────────── */
.drawer__footer {
  flex-shrink: 0;
  position: sticky;
  bottom: 0;
  background: var(--surface-page);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-4) var(--space-6);
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
}

/* ── Mobile: full-width ────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .drawer {
    width: 100vw;
  }

  .drawer__header,
  .drawer__body,
  .drawer__footer {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }
}

/* ── Reduced motion ────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .drawer,
  .drawer-overlay {
    transition: none;
  }
}