/* ─── RESPONSIVE BREAKPOINTS ─────────────────────────────────────────────── */

/* KPI grid: mniejsze ekrany desktop */
@media (max-width: 1000px) { .kpi-strip { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 700px)  { .kpi-strip { grid-template-columns: repeat(2, 1fr); } }

/* Navbar: ukryj część elementów na średnich ekranach */
@media (max-width: 900px) {
  .nav-desktop-only.period-selector,
  .nav-desktop-only.nav-sep { display: none; }
}

/* Desktop: wymuszenie widoczności elementów mobilnych na desktopie */
@media (min-width: 769px) {
  .hamburger { display: none !important; }
  .nav-mobile-brand { display: none !important; }
  .mobile-subnav { display: none !important; }
  .sidebar-tab { display: flex; }
  .kpi-show-more-btn { display: none !important; }
  .dynamics-collapse-btn { display: none !important; }
  .kpi-extra, .kpi-extra.hidden { display: contents !important; }
  .dynamics-body, .dynamics-body.hidden { display: block !important; }
}

/* Mobilny widok — główne przeprojektowanie (≤768px) */
@media (max-width: 768px) {
  /* ── Sidebar: overlay (wypadnięcie z flex flow) ── */
  #sidebar {
    position: fixed !important; top: 0; left: 0; bottom: 0; height: 100% !important;
    width: 260px !important;
    transform: translateX(-100%);
    transition: transform 200ms ease !important;
    overflow: hidden; z-index: 600;
  }
  #sidebar.open { transform: translateX(0); }
  .sidebar-tab { display: none !important; }

  /* ── Navbar ── */
  .navbar { padding: 0 14px; gap: 8px; height: 50px; }
  .hamburger { display: flex !important; }
  .nav-mobile-brand { display: block !important; }
  .nav-desktop-only { display: none !important; }

  /* ── Searchbar: statyczna, bez sticky ── */
  .searchbar { padding: 8px 12px; position: static; }

  /* ── Mobile subnav: sticky pod navbarem ── */
  .mobile-subnav { display: block; position: sticky; top: 50px; z-index: 98; }

  /* ── Treść główna ── */
  .main { padding: 14px 12px; }

  /* ── KPI: 2 kolumny + akordeon ── */
  .kpi-strip { grid-template-columns: repeat(2, 1fr) !important; gap: 8px; }
  .kpi-card { padding: 11px 12px; }
  .kpi-show-more-btn { display: block; }
  .kpi-extra.hidden { display: none !important; }

  /* ── Dynamika: zwijana sekcja ── */
  .dynamics-header { flex-direction: row; align-items: center; flex-wrap: nowrap; gap: 8px; }
  .dynamics-title { flex: 1; }
  .dynamics-collapse-btn { display: flex; align-items: center; gap: 4px; }
  .dynamics-toggle { overflow-x: auto; scrollbar-width: none; width: 100%; }
  .dynamics-toggle::-webkit-scrollbar { display: none; }
  .dyn-btn { flex-shrink: 0; min-height: 36px; }
  .dynamics-grid { flex-direction: column; }
  .dyn-card { min-width: unset; }
  .dynamics-body.hidden { display: none; }

  /* ── Wykres ── */
  .chart-card { padding: 14px 12px; }
  .chart-header { flex-direction: column; align-items: stretch; gap: 8px; }
  .chart-toggle { overflow-x: auto; scrollbar-width: none; }
  .chart-toggle::-webkit-scrollbar { display: none; }
  .toggle-btn { flex-shrink: 0; min-height: 36px; }
  .chart-controls { justify-content: flex-end; }

  /* ── Tabele ── */
  .table-controls { padding: 10px 14px; }
  .view-tabs { padding: 0 14px; }
  .view-tab { padding: 10px 12px; font-size: 12px; min-height: 44px; }
  .table-scroll-hint {
    display: block;
    text-align: center; font-size: 11px; color: var(--text3);
    padding: 5px 14px 2px; letter-spacing: 0.5px;
  }

  /* Period panel: pełna szerokość na mobile (JS ustawi top, nadpisujemy left/width) */
  .period-panel {
    left: 0 !important; right: 0 !important; width: 100% !important;
    min-width: unset !important; border-radius: 0 0 14px 14px;
    flex-direction: column; gap: 0;
    max-height: calc(100vh - 100px); overflow-y: auto;
  }
  .period-panel-sep { width: 100%; height: 1px; margin: 10px 0; }
  .period-panel-col { flex-direction: row; flex-wrap: wrap; gap: 6px; margin-bottom: 4px; }
  .period-panel-header { width: 100%; }
  .period-panel-col--custom { flex-direction: column; }
  .period-option { min-height: 36px; }

  /* ── Touch targets ── */
  select { min-height: 44px; }
}

/* Bardzo małe ekrany (≤480px) */
@media (max-width: 480px) {
  .kpi-value { font-size: 13px; }
  .kpi-label { font-size: 9px; }
  .kpi-sub { font-size: 10px; }
}