/* ============================================================
   Voxia Dashboard — Professional Design System
   ============================================================ */

:root {
  /* Brand */
  --brand-primary: #1a6fdf;
  --brand-primary-hover: #155bb8;
  --brand-primary-light: #e8f1fd;
  --brand-primary-dark: #0e4a94;

  /* Neutrals */
  --neutral-50: #f8fafc;
  --neutral-100: #f1f5f9;
  --neutral-200: #e2e8f0;
  --neutral-300: #cbd5e1;
  --neutral-400: #94a3b8;
  --neutral-500: #64748b;
  --neutral-600: #475569;
  --neutral-700: #334155;
  --neutral-800: #1e293b;
  --neutral-900: #0f172a;

  /* Surfaces */
  --surface-default: #ffffff;
  --surface-secondary: #f8fafc;
  --surface-tertiary: #f1f5f9;

  /* Status */
  --success: #059669;
  --success-light: #d1fae5;
  --warning: #d97706;
  --warning-light: #fef3c7;
  --error: #dc2626;
  --error-light: #fee2e2;
  --info: #2563eb;
  --info-light: #dbeafe;

  /* Typography */
  --font-sans: 'Inter', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-logo: 'Saira', ui-sans-serif, system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  --text-xs: 11px;
  --text-sm: 13px;
  --text-base: 14px;
  --text-lg: 16px;
  --text-xl: 18px;
  --text-2xl: 22px;
  --text-3xl: 28px;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;

  /* Layout */
  --sidebar-width: 240px;
  --sidebar-width-collapsed: 64px;
  --topbar-height: 52px;
  --content-padding: 20px;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 20px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -1px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -2px rgba(0,0,0,0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 10px 10px -5px rgba(0,0,0,0.03);
  --shadow-2xl: 0 25px 50px -12px rgba(0,0,0,0.2);
  --card-shadow: 0 1px 3px rgba(0,0,0,0.05), 0 1px 2px rgba(0,0,0,0.03);

  /* Transitions */
  --transition-fast: 120ms ease;
  --transition-normal: 200ms ease;
  --transition-slow: 320ms ease;

  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  --z-toast: 1080;

  /* Tekst na kolorach marki / przyciskach primary */
  --text-on-primary: #ffffff;
  /* Powierzchnia pola po focusie (jasny motyw: biały) */
  --input-focus-bg: #ffffff;
}

/* ---- Reset ---- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 16px; line-height: 1.5; color-scheme: light; }
body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: 400;
  color: var(--neutral-800);
  background: var(--neutral-50);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================================
   Layout
   ============================================================ */
.dashboard-container {
  display: flex;
  min-height: 100vh;
  background: var(--neutral-50);
}

/* ---- Sidebar ---- */
.sidebar {
  width: var(--sidebar-width);
  background: var(--surface-default);
  border-right: 1px solid var(--neutral-200);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  height: 100vh;
  z-index: var(--z-fixed);
  transition: transform var(--transition-normal);
  transform: translateX(-100%);
}

@media (min-width: 1025px) {
  .sidebar { transform: translateX(0); }
}

.sidebar-header {
  padding: var(--space-5) var(--space-5) var(--space-4);
  border-bottom: 1px solid var(--neutral-200);
}

.logo { display: flex; flex-direction: column; }

.logo-wordmark {
  font-family: var(--font-logo);
  text-transform: none;
  font-weight: 600;
  font-stretch: 125%;
}

.logo h1.logo-wordmark {
  font-size: var(--text-xl);
  font-weight: 600;
  font-stretch: 125%;
  color: var(--brand-primary);
  letter-spacing: 0.055em;
}

.logo-subtitle {
  font-size: var(--text-xs);
  color: var(--neutral-400);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-top: 2px;
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-3) 0;
  overflow-y: auto;
}

.nav-list { list-style: none; padding: 0 var(--space-3); }
.nav-item { margin-bottom: 2px; }

.nav-link {
  display: flex;
  align-items: center;
  padding: 9px var(--space-3);
  color: var(--neutral-600);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  font-weight: 500;
  font-size: var(--text-sm);
  gap: var(--space-3);
}

.nav-link:hover {
  background: var(--neutral-100);
  color: var(--neutral-800);
}

.nav-link.active {
  background: var(--brand-primary);
  color: var(--text-on-primary);
  box-shadow: 0 1px 3px rgba(26, 111, 223, 0.3);
}

.nav-link.active:hover { background: var(--brand-primary-hover); }

.nav-icon { width: 18px; height: 18px; flex-shrink: 0; }

.sidebar-footer {
  padding: var(--space-3);
  border-top: 1px solid var(--neutral-200);
}

.logout-btn {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  padding: 9px var(--space-3);
  background: none;
  border: none;
  color: var(--neutral-500);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  font-weight: 500;
  font-size: var(--text-sm);
  cursor: pointer;
}

.logout-btn:hover {
  background: var(--error-light);
  color: var(--error);
}

/* ---- Nav section (admin) ---- */
.nav-section {
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid var(--neutral-200);
}

.nav-section-title {
  padding: var(--space-1) var(--space-4);
  font-size: 10px;
  font-weight: 600;
  color: var(--neutral-400);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ---- Sidebar daily stats ---- */
.sidebar-daily-stats {
  margin: var(--space-3) var(--space-3) 0;
  padding: var(--space-3);
  border-top: 1px solid var(--neutral-200);
  border-radius: var(--radius-md);
  background: var(--surface-secondary);
}

.sidebar-daily-stats-title {
  margin-bottom: var(--space-2);
  font-size: 10px;
  font-weight: 700;
  color: var(--neutral-500);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  text-align: center;
}

.sidebar-daily-stats-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.sidebar-daily-stats-nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  padding: 0;
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-full);
  background: var(--surface-default);
  color: var(--neutral-500);
  cursor: pointer;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.sidebar-daily-stats-nav-btn svg {
  width: 14px;
  height: 14px;
}

.sidebar-daily-stats-nav-btn:hover:not(:disabled) {
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  background: var(--brand-primary-light);
}

.sidebar-daily-stats-nav-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.sidebar-daily-stats-date-pill {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  font-size: 10px;
  font-weight: 600;
  color: var(--neutral-600);
  background: var(--neutral-100);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-full);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.sidebar-daily-stats-body {
  position: relative;
  min-height: 48px;
}

.sidebar-daily-stats-body.is-loading .sidebar-daily-stats-rows,
.sidebar-daily-stats-body.is-loading .sidebar-daily-stats-divider {
  opacity: 0.5;
  pointer-events: none;
}

.sidebar-daily-stats-body-spinner {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  z-index: 1;
}

.sidebar-daily-stats-body-spinner.hidden {
  display: none;
}

.sidebar-daily-stats-spinner {
  width: 22px;
  height: 22px;
  border: 2px solid var(--neutral-200);
  border-top-color: var(--brand-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.sidebar-daily-stats-rows {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-daily-stats-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  font-size: var(--text-xs);
  line-height: 1.35;
}

.sidebar-daily-stats-label {
  color: var(--neutral-500);
  font-weight: 500;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebar-daily-stats-value {
  font-weight: 600;
  color: var(--neutral-800);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}

.sidebar-daily-stats-active { color: var(--info); }
.sidebar-daily-stats-unique { color: var(--neutral-700); }
.sidebar-daily-stats-success { color: var(--success); }
.sidebar-daily-stats-car { color: var(--warning); }
.sidebar-daily-stats-callback { color: var(--brand-primary); }
.sidebar-daily-stats-failed { color: var(--error); }
.sidebar-daily-stats-unanswered { color: var(--warning); }
.sidebar-daily-stats-voicemail { color: var(--neutral-600); }

.sidebar-daily-stats-divider {
  height: 1px;
  background: var(--neutral-200);
  margin: var(--space-2) 0;
}

.sidebar-daily-stats-error {
  margin-top: var(--space-2);
  font-size: 10px;
  color: var(--error);
  text-align: center;
}

.sidebar-daily-stats-error.hidden { display: none; }

.sidebar.collapsed .sidebar-daily-stats {
  display: none;
}

/* ---- MUBI stats page (#/stats) ---- */
.mubi-stats-page {
  padding: var(--space-5);
  max-width: 1400px;
}

.mubi-stats-page-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.mubi-stats-page-subtitle {
  margin: 0;
  color: var(--neutral-600);
  font-size: 0.9375rem;
}

.mubi-stats-range {
  display: inline-flex;
  gap: var(--space-2);
  background: var(--surface-subtle);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-md);
  padding: var(--space-1);
}

.mubi-stats-range-btn {
  border: none;
  background: transparent;
  color: var(--neutral-600);
  font-size: 0.8125rem;
  font-weight: 500;
  padding: var(--space-2) var(--space-3);
  border-radius: calc(var(--radius-md) - 2px);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.mubi-stats-range-btn:hover {
  color: var(--text-primary);
  background: var(--surface-default);
}

.mubi-stats-range-btn.active {
  background: var(--brand-primary);
  color: #fff;
}

.mubi-stats-content {
  position: relative;
}

.mubi-stats-content.is-loading .mubi-stats-summary-grid,
.mubi-stats-content.is-loading .mubi-stats-charts-grid {
  opacity: 0.45;
  pointer-events: none;
}

.mubi-stats-spinner {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  color: var(--neutral-600);
  font-size: 0.875rem;
}

.mubi-stats-spinner.hidden { display: none; }

.mubi-stats-spinner-icon {
  width: 2rem;
  height: 2rem;
  border: 3px solid var(--neutral-200);
  border-top-color: var(--brand-primary);
  border-radius: 50%;
  animation: mubi-stats-spin 0.8s linear infinite;
}

@keyframes mubi-stats-spin {
  to { transform: rotate(360deg); }
}

.mubi-stats-error {
  margin-bottom: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  background: var(--error-light);
  color: var(--error);
  font-size: 0.875rem;
}

.mubi-stats-error.hidden { display: none; }

.mubi-stats-summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.mubi-stats-summary-card {
  background: var(--surface-default);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.mubi-stats-summary-label {
  font-size: 0.8125rem;
  color: var(--neutral-600);
}

.mubi-stats-summary-value {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

.mubi-stats-summary-answered { color: var(--info); }
.mubi-stats-summary-success { color: var(--success); }
.mubi-stats-summary-conversion { color: var(--brand-primary); }

.mubi-stats-charts-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.mubi-stats-chart-card {
  background: var(--surface-default);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  min-height: 320px;
  display: flex;
  flex-direction: column;
}

.mubi-stats-chart-card--share {
  grid-column: 1 / -1;
  max-width: 480px;
  justify-self: center;
  width: 100%;
}

.mubi-stats-chart-title {
  margin: 0 0 var(--space-3);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
}

.mubi-stats-chart-wrap {
  position: relative;
  flex: 1;
  min-height: 240px;
}

.mubi-stats-chart-wrap--share {
  min-height: 260px;
  max-width: 360px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mubi-stats-share-empty {
  margin: 0;
  color: var(--neutral-500);
  font-size: 0.875rem;
  text-align: center;
}

.mubi-stats-share-empty.hidden,
#mubiStatsShareChart.hidden {
  display: none;
}

@media (max-width: 1024px) {
  .mubi-stats-summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .mubi-stats-page {
    padding: var(--space-4);
  }

  .mubi-stats-summary-grid,
  .mubi-stats-charts-grid {
    grid-template-columns: 1fr;
  }

  .mubi-stats-chart-card--share {
    grid-column: auto;
    max-width: none;
  }
}

/* ---- Main content ---- */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left var(--transition-normal);
}

/* ---- Top bar ---- */
.topbar {
  height: var(--topbar-height);
  background: var(--surface-default);
  border-bottom: 1px solid var(--neutral-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-5);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
}

.topbar-left { display: flex; align-items: center; gap: var(--space-4); }

.sidebar-toggle {
  display: none;
  background: none;
  border: none;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  color: var(--neutral-500);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.sidebar-toggle:hover { background: var(--neutral-100); color: var(--neutral-700); }
.sidebar-toggle svg { width: 18px; height: 18px; }

.breadcrumbs { display: flex; align-items: center; gap: var(--space-2); font-size: var(--text-sm); }
.breadcrumb-item { color: var(--neutral-400); }
.breadcrumb-item.active { color: var(--neutral-700); font-weight: 600; }

.topbar-right { display: flex; align-items: center; gap: var(--space-3); }

.search-box { position: relative; display: flex; align-items: center; }
.search-icon { position: absolute; left: 10px; width: 14px; height: 14px; color: var(--neutral-400); z-index: 1; }
.search-box input {
  padding: 7px 12px 7px 32px;
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-md);
  background: var(--neutral-50);
  font-size: var(--text-sm);
  width: 220px;
  transition: all var(--transition-fast);
  color: var(--neutral-700);
}
.search-box input:focus {
  outline: none;
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px var(--focus-ring, rgba(26, 111, 223, 0.1));
  background: var(--input-focus-bg);
}

.user-menu { position: relative; }
.user-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 5px 10px;
  background: none;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.user-btn:hover { background: var(--neutral-50); border-color: var(--neutral-200); }

.user-avatar {
  width: 30px; height: 30px;
  background: var(--brand-primary);
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-on-primary);
}
.user-avatar svg { width: 14px; height: 14px; }
.user-name { font-size: var(--text-sm); font-weight: 500; color: var(--neutral-700); }
.user-role {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  background: var(--brand-primary-light);
  color: var(--brand-primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.dropdown-icon { width: 14px; height: 14px; color: var(--neutral-400); }

/* ---- Content area ---- */
.content-area {
  flex: 1;
  padding: var(--content-padding);
  overflow-y: auto;
}

/* ============================================================
   Conversations page
   ============================================================ */
.conversations-container {
  padding: 0;
  background: transparent;
  min-height: calc(100vh - var(--topbar-height) - var(--content-padding) * 2);
}

.conversations-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-5);
}

.conversations-header h2 {
  color: var(--neutral-800);
  font-size: var(--text-2xl);
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.3px;
}

.conversations-controls { display: flex; gap: var(--space-3); }

/* ---- Calls grid ---- */
.calls-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
  align-content: start;
  height: calc(100vh - var(--topbar-height) - var(--content-padding) * 2 - 60px);
  min-height: 500px;
  overflow-y: auto;
  padding-right: 2px;
}

/* ---- Call window card ---- */
.call-window {
  min-width: 280px;
  min-height: 180px;
  background: var(--surface-default);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-xs);
}

.call-window.empty {
  background: var(--neutral-50);
  border-color: var(--neutral-200);
  border-style: dashed;
  opacity: 0.55;
}

.call-window.active {
  border-color: var(--brand-primary);
  box-shadow: var(--shadow-md), 0 0 0 1px rgba(26, 111, 223, 0.12);
}

.call-window.archived {
  border-color: var(--neutral-200);
  background: var(--surface-default);
  opacity: 0.88;
}

.call-window.clickable { cursor: pointer; }

.call-window.clickable:hover {
  border-color: var(--brand-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.call-window.clickable.expanded:hover {
  transform: translate(-50%, -50%);
}

.call-window.empty { cursor: default; }
.call-window.empty:hover { transform: none; box-shadow: var(--shadow-xs); }

/* ---- Call header ---- */
.call-header {
  padding: 8px 12px;
  background: var(--neutral-50);
  border-bottom: 1px solid var(--neutral-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

/* ---- Status badges ---- */
.status {
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 9px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  white-space: nowrap;
  line-height: 1.4;
}

.status.empty       { background: var(--neutral-100); color: var(--neutral-400); }
.status.active      { background: var(--success-light); color: var(--success); }
.status.ringing     { background: var(--warning-light); color: var(--warning); }
.status.answered    { background: var(--info-light); color: var(--info); }
.status.completed   { background: var(--success-light); color: var(--success); }
.status.disconnected { background: var(--success-light); color: var(--success); }
.status.ended       { background: var(--success-light); color: var(--success); }
.status.transferred { background: var(--success-light); color: var(--success); }
.status.transferring { background: var(--warning-light); color: var(--warning); }
.status.cancelled   { background: var(--neutral-200); color: var(--neutral-500); }
.status.failed      { background: var(--error-light); color: var(--error); }

/* ---- Chat container ---- */
.chat-container {
  flex: 1 1 auto;
  min-height: 0;
  padding: var(--space-3);
  overflow-y: auto;
  background: var(--surface-default);
}

.no-messages {
  text-align: center;
  color: var(--neutral-400);
  font-style: italic;
  padding: var(--space-8) var(--space-4);
  font-size: var(--text-sm);
}

/* ============================================================
   Generic components
   ============================================================ */

/* Cards */
.card {
  background: var(--surface-default);
  border-radius: var(--radius-lg);
  box-shadow: var(--card-shadow);
  border: 1px solid var(--neutral-200);
  overflow: hidden;
}
.card-header {
  padding: var(--space-5);
  border-bottom: 1px solid var(--neutral-200);
  background: var(--surface-secondary);
}
.card-title { font-size: var(--text-lg); font-weight: 600; color: var(--neutral-800); margin: 0; }
.card-subtitle { font-size: var(--text-sm); color: var(--neutral-500); margin-top: 2px; }
.card-body { padding: var(--space-5); }
.card-footer { padding: var(--space-5); border-top: 1px solid var(--neutral-200); background: var(--surface-secondary); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 7px var(--space-4);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
/* Ikony w przyciskach: bez Tailwinda SVG miałoby domyślny rozmiar i puchło layout */
.btn svg {
  flex-shrink: 0;
  width: 1.125rem;
  height: 1.125rem;
  display: block;
}

.btn-primary { background: var(--brand-primary); color: var(--text-on-primary); border-color: var(--brand-primary); }
.btn-primary:hover:not(:disabled) { background: var(--brand-primary-hover); border-color: var(--brand-primary-hover); }

.btn-secondary { background: var(--surface-default); color: var(--neutral-700); border-color: var(--neutral-300); }
.btn-secondary:hover:not(:disabled) { background: var(--neutral-50); border-color: var(--neutral-400); }

.btn-ghost { background: transparent; color: var(--neutral-600); }
.btn-ghost:hover:not(:disabled) { background: var(--neutral-100); color: var(--neutral-800); }

.btn-danger { background: var(--error); color: var(--text-on-primary); }
.btn-danger:hover:not(:disabled) { background: #b91c1c; }

.btn-sm { padding: 4px 10px; font-size: var(--text-xs); }
.btn-lg { padding: 10px var(--space-6); font-size: var(--text-base); }

.filter-btn {
  padding: 8px 16px;
  border: 1px solid var(--neutral-300);
  background: var(--surface-default);
  color: var(--neutral-600);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 500;
  font-size: var(--text-sm);
  transition: all var(--transition-fast);
}
.filter-btn:hover { border-color: var(--brand-primary); color: var(--brand-primary); }
.filter-btn.active { background: var(--brand-primary); color: var(--text-on-primary); border-color: var(--brand-primary); }

/* Forms */
.form-group { margin-bottom: var(--space-4); }
.form-label { display: block; margin-bottom: var(--space-2); font-size: var(--text-sm); font-weight: 500; color: var(--neutral-700); }

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 8px var(--space-3);
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  background: var(--surface-default);
  transition: all var(--transition-fast);
  color: var(--neutral-800);
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px var(--focus-ring, rgba(26, 111, 223, 0.1));
}
.form-input.error { border-color: var(--error); }
.form-input:disabled { background: var(--neutral-100); color: var(--neutral-500); cursor: not-allowed; }
.form-textarea { resize: vertical; min-height: 80px; }
.form-select { cursor: pointer; }

.form-row { display: flex; gap: var(--space-4); margin-bottom: var(--space-4); }
.form-row .form-group { flex: 1; margin-bottom: 0; }
.col-md-6 { flex: 1; }
.form-text { font-size: var(--text-xs); color: var(--neutral-500); margin-top: 2px; }
.form-group label { display: block; margin-bottom: var(--space-2); font-weight: 500; color: var(--neutral-700); font-size: var(--text-sm); }
.form-group select, .form-group input, .form-group textarea {
  width: 100%; padding: 8px var(--space-3); border: 1px solid var(--neutral-300); border-radius: var(--radius-md); font-size: var(--text-sm); transition: border-color var(--transition-fast);
}
.form-group select:focus, .form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--brand-primary); box-shadow: 0 0 0 3px var(--focus-ring, rgba(26,111,223,0.1)); }
.form-group small { display: block; margin-top: 2px; font-size: var(--text-xs); color: var(--neutral-500); }

/* Custom select */
.form-select, .custom-select, select.form-input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M10.293 3.293L6 7.586 1.707 3.293A1 1 0 00.293 4.707l5 5a1 1 0 001.414 0l5-5a1 1 0 10-1.414-1.414z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 14px;
  padding-right: 32px;
}

/* Tables */
.table-container { overflow-x: auto; border-radius: var(--radius-lg); border: 1px solid var(--neutral-200); }
.table { width: 100%; border-collapse: collapse; background: var(--surface-default); }
.table th {
  background: var(--neutral-50);
  padding: 10px var(--space-4);
  text-align: left;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--neutral-500);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--neutral-200);
}
.table td { padding: 10px var(--space-4); border-bottom: 1px solid var(--neutral-100); font-size: var(--text-sm); color: var(--neutral-700); }
.table tbody tr:hover { background: var(--neutral-50); }
.table tbody tr:last-child td { border-bottom: none; }

/* Badges */
.badge {
  display: inline-flex; align-items: center; padding: 2px 8px; border-radius: var(--radius-full);
  font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em;
}
.badge-success { background: var(--success-light); color: var(--success); }
.badge-warning { background: var(--warning-light); color: var(--warning); }
.badge-error   { background: var(--error-light);   color: var(--error);   }
.badge-info    { background: var(--info-light);    color: var(--info);    }
.badge-neutral { background: var(--neutral-100);   color: var(--neutral-600); }
.badge-primary { background: var(--brand-primary-light); color: var(--brand-primary); }
.badge-secondary { background: var(--neutral-100); color: var(--neutral-600); }

/* Modals */
.modal-backdrop {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(15,23,42,0.5); z-index: var(--z-modal-backdrop);
  display: flex; align-items: center; justify-content: center; padding: var(--space-4);
  backdrop-filter: blur(4px);
}
.modal {
  background: var(--surface-default); border-radius: var(--radius-xl); box-shadow: var(--shadow-2xl);
  max-width: 500px; width: 100%; max-height: 90vh; overflow-y: auto; z-index: var(--z-modal);
}
.modal-header { padding: var(--space-5); border-bottom: 1px solid var(--neutral-200); display: flex; align-items: center; justify-content: space-between; }
.modal-title { font-size: var(--text-lg); font-weight: 600; color: var(--neutral-800); margin: 0; }
.modal-close { background: none; border: none; padding: var(--space-2); border-radius: var(--radius-md); color: var(--neutral-400); cursor: pointer; transition: all var(--transition-fast); }
.modal-close:hover { background: var(--neutral-100); color: var(--neutral-700); }
.modal-body { padding: var(--space-5); }
.modal-footer { padding: var(--space-5); border-top: 1px solid var(--neutral-200); display: flex; gap: var(--space-3); justify-content: flex-end; }
.modal-lg { max-width: 700px; }
.modal hr { margin: var(--space-5) 0; border: none; border-top: 1px solid var(--neutral-200); }
.modal h4 { font-size: var(--text-lg); font-weight: 600; color: var(--neutral-800); margin-bottom: var(--space-4); }

/* Toasts */
.toast-container {
  position: fixed; top: var(--space-4); right: var(--space-4); z-index: var(--z-toast);
  display: flex; flex-direction: column; gap: var(--space-2);
}
.toast {
  background: var(--surface-default); border: 1px solid var(--neutral-200); border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg); padding: var(--space-4); min-width: 300px; max-width: 400px;
  display: flex; align-items: flex-start; gap: var(--space-3); animation: slideInRight 0.3s ease;
}
.toast-success { border-left: 3px solid var(--success); }
.toast-error   { border-left: 3px solid var(--error);   }
.toast-warning { border-left: 3px solid var(--warning); }
.toast-info    { border-left: 3px solid var(--info);    }
.toast-icon { width: 18px; height: 18px; flex-shrink: 0; margin-top: 1px; }
.toast-content { flex: 1; }
.toast-title { font-size: var(--text-sm); font-weight: 600; color: var(--neutral-800); margin-bottom: 2px; }
.toast-message { font-size: var(--text-sm); color: var(--neutral-600); line-height: 1.4; }
.toast-close { background: none; border: none; padding: 2px; border-radius: var(--radius-sm); color: var(--neutral-400); cursor: pointer; transition: all var(--transition-fast); }
.toast-close:hover { background: var(--neutral-100); color: var(--neutral-600); }

/* Loading */
.loading-overlay {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: var(--loading-overlay-bg, rgba(255,255,255,0.85)); z-index: var(--z-modal); display: none;
  align-items: center; justify-content: center; backdrop-filter: blur(2px);
}
.loading-overlay.show { display: flex; }
.loading-spinner { text-align: center; }
.spinner {
  width: 36px; height: 36px; border: 3px solid var(--neutral-200);
  border-top: 3px solid var(--brand-primary); border-radius: 50%;
  animation: spin 0.8s linear infinite; margin: 0 auto var(--space-3);
}
.loading-spinner p { font-size: var(--text-sm); color: var(--neutral-500); font-weight: 500; }

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes slideInRight { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ============================================================
   Stats / Grids
   ============================================================ */
.grid { display: grid; gap: var(--space-6); }
.grid-cols-1 { grid-template-columns: 1fr; }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--space-5); margin-bottom: var(--space-6); }
.stat-card {
  background: var(--surface-default); border-radius: var(--radius-lg); padding: var(--space-5);
  box-shadow: var(--card-shadow); border: 1px solid var(--neutral-200);
}
.stat-card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-3); }
.stat-card-title { font-size: var(--text-xs); font-weight: 600; color: var(--neutral-500); text-transform: uppercase; letter-spacing: 0.04em; }
.stat-card-icon {
  width: 36px; height: 36px; border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center; color: var(--text-on-primary);
}
.stat-card-icon.primary { background: var(--brand-primary); }
.stat-card-icon.success { background: var(--success); }
.stat-card-icon.warning { background: var(--warning); }
.stat-card-icon.info    { background: var(--info); }
.stat-card-value { font-size: var(--text-3xl); font-weight: 700; color: var(--neutral-800); margin-bottom: 2px; }
.stat-card-change { font-size: var(--text-sm); font-weight: 500; display: flex; align-items: center; gap: 4px; }
.stat-card-change.positive { color: var(--success); }
.stat-card-change.negative { color: var(--error); }
.stat-card-change.neutral  { color: var(--neutral-500); }

/* ============================================================
   Error state
   ============================================================ */
.error-state { text-align: center; padding: var(--space-12); color: var(--neutral-500); }
.error-state h3 { color: var(--error); margin-bottom: var(--space-4); font-size: var(--text-lg); }

/* ============================================================
   Outgoing calls
   ============================================================ */
.outgoing-calls-container { padding: var(--space-6); background: transparent; min-height: 100vh; }
.outgoing-calls-header { margin-bottom: var(--space-6); }
.outgoing-calls-header h2 { color: var(--neutral-800); font-size: var(--text-2xl); font-weight: 700; margin: 0; }

.outgoing-call-form {
  background: var(--surface-default); padding: var(--space-5); border-radius: var(--radius-lg);
  margin-bottom: var(--space-6); box-shadow: var(--card-shadow); border: 1px solid var(--neutral-200);
}
.outgoing-call-form h3 { color: var(--neutral-800); font-size: var(--text-xl); font-weight: 600; margin: 0 0 var(--space-5); }

.outbound-project-gate {
  background: var(--surface-default);
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-6);
  box-shadow: var(--card-shadow);
  border: 1px solid var(--neutral-200);
  max-width: 28rem;
}
.outbound-project-gate h3 { margin: 0 0 var(--space-2); color: var(--neutral-800); font-size: var(--text-xl); font-weight: 600; }
.outbound-project-gate .form-group { margin-bottom: var(--space-4); }
#outbound-gate-continue { margin-top: var(--space-2); }

.preset-buttons { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.preset-buttons .btn { flex: 0 0 auto; white-space: nowrap; }

.active-calls-section { margin-top: var(--space-6); }
.active-calls-section h3 { color: var(--neutral-800); font-size: var(--text-xl); font-weight: 600; margin: 0 0 var(--space-4); }

.call-card {
  background: var(--surface-default); padding: var(--space-4); border-radius: var(--radius-md);
  margin-bottom: var(--space-4); box-shadow: var(--shadow-xs); border: 1px solid var(--neutral-200);
  border-left: 3px solid var(--brand-primary);
}
.call-card.outbound { border-left-color: var(--success); }

.call-info { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-2); }
.call-phone { font-weight: 600; color: var(--neutral-800); font-size: var(--text-lg); }
.call-time  { font-size: var(--text-sm); color: var(--neutral-500); }

.call-status {
  display: inline-block; padding: 2px 10px; border-radius: var(--radius-full);
  font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em;
}
.call-status.ringing   { background: var(--warning-light); color: var(--warning); }
.call-status.answered  { background: var(--success-light); color: var(--success); }
.call-status.completed { background: var(--info-light);    color: var(--info);    }
.call-status.initiated { background: var(--neutral-100);   color: var(--neutral-500); }

.call-message {
  font-style: italic; color: var(--neutral-600); margin-top: var(--space-2);
  padding: var(--space-3); background: var(--neutral-50); border-radius: var(--radius-sm);
  border-left: 3px solid var(--brand-primary); font-size: var(--text-sm);
}

/* ============================================================
   Checkbox / form extras
   ============================================================ */
.checkbox-group {
  display: flex; flex-wrap: wrap; gap: var(--space-2); padding: var(--space-3);
  background: var(--neutral-50); border-radius: var(--radius-md); max-height: 150px; overflow-y: auto;
}
.checkbox-label {
  display: flex; align-items: center; gap: var(--space-2); cursor: pointer;
  padding: 6px 10px; background: var(--surface-default); border-radius: var(--radius-sm);
  border: 1px solid var(--neutral-200); transition: var(--transition-fast); font-size: var(--text-sm);
}
.checkbox-label:hover { border-color: var(--brand-primary); }
.checkbox-label input[type="checkbox"] { width: 14px; height: 14px; cursor: pointer; }

/* ============================================================
   Admin pages
   ============================================================ */
.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-5); flex-wrap: wrap; gap: var(--space-4); }
.page-header-content { flex: 1; }
.page-title { font-size: var(--text-2xl); font-weight: 700; color: var(--neutral-800); margin: 0; }
.page-subtitle { font-size: var(--text-sm); color: var(--neutral-500); margin: 2px 0 0; }
.page-actions {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  gap: var(--space-3);
}
.btn-group { display: flex; gap: var(--space-2); }
.empty-state { text-align: center; padding: var(--space-12) var(--space-6); color: var(--neutral-500); }
code { font-family: var(--font-mono); font-size: var(--text-xs); background: var(--neutral-100); padding: 2px 6px; border-radius: var(--radius-sm); color: var(--neutral-700); }

/* ============================================================
   Multi-tenant
   ============================================================ */
.project-selector { margin-right: var(--space-2); }
.project-selector select {
  padding: 6px 32px 6px 10px;
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-md);
  /* Tylko kolor — skrót `background:` usuwałby background-image (strzałka z .form-select) */
  background-color: var(--neutral-50);
  font-size: var(--text-sm);
  color: var(--neutral-700);
  cursor: pointer;
  min-width: 140px;
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 14px;
}
.project-selector select:hover { border-color: var(--brand-primary); }
.project-selector select:focus { outline: none; border-color: var(--brand-primary); box-shadow: 0 0 0 3px var(--focus-ring, rgba(26,111,223,0.1)); }

/* ============================================================
   Responsive
   ============================================================ */
.sidebar-overlay {
  display: none; position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
  background: rgba(15,23,42,0.4); z-index: 999; opacity: 0; transition: opacity 0.3s ease;
  backdrop-filter: blur(2px);
}
.sidebar-overlay.active { display: block; opacity: 1; }
body.sidebar-open { overflow: hidden; }

@media (max-width: 1024px) {
  .sidebar { box-shadow: var(--shadow-xl); z-index: 1001; }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; }
  .sidebar-toggle { display: block; z-index: 1002; position: relative; }
  .search-box input { width: 180px; }
  .sidebar-close {
    display: block !important; position: absolute; top: 16px; right: 16px;
    background: none; border: none; color: var(--neutral-500); cursor: pointer;
    padding: 6px; border-radius: var(--radius-sm); transition: all var(--transition-fast);
  }
  .sidebar-close:hover { background: var(--neutral-100); color: var(--neutral-700); }
  .sidebar-close svg { width: 18px; height: 18px; }
}

@media (max-width: 768px) {
  .content-area { padding: var(--space-4); }
  .topbar { padding: 0 var(--space-4); }
  .search-box input { width: 140px; }
  .stats-grid { grid-template-columns: 1fr; }
  .grid-cols-2, .grid-cols-3, .grid-cols-4 { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .calls-grid { height: auto; min-height: 800px; }
  .conversations-header { flex-direction: column; gap: var(--space-3); align-items: stretch; }
  .conversations-controls { justify-content: center; }
}

@media (max-width: 480px) {
  .topbar-right { gap: var(--space-2); }
  .search-box { display: none; }
  .user-name { display: none; }
  .modal { margin: var(--space-4); max-width: none; }
  .toast-container { left: var(--space-4); right: var(--space-4); }
  .toast { min-width: auto; }
}

@media (min-width: 768px) {
  .md\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
}

/* ============================================================
   Utilities
   ============================================================ */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.text-center { text-align: center; }
.text-left  { text-align: left; }
.text-right { text-align: right; }
.font-bold     { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium   { font-weight: 500; }
.text-xs  { font-size: var(--text-xs); }
.text-sm  { font-size: var(--text-sm); }
.text-base { font-size: var(--text-base); }
.text-lg  { font-size: var(--text-lg); }
.text-xl  { font-size: var(--text-xl); }
.text-2xl { font-size: var(--text-2xl); }
.text-3xl { font-size: var(--text-3xl); }
.text-primary     { color: var(--brand-primary); }
.text-success     { color: var(--success); }
.text-warning     { color: var(--warning); }
.text-error       { color: var(--error); }
.text-info        { color: var(--info); }
.text-muted       { color: var(--neutral-500); }
.text-neutral-400 { color: var(--neutral-400); }
.text-neutral-500 { color: var(--neutral-500); }
.text-neutral-600 { color: var(--neutral-600); }
.text-neutral-700 { color: var(--neutral-700); }
.text-neutral-800 { color: var(--neutral-800); }

.mb-0 { margin-bottom: 0; }  .mb-1 { margin-bottom: 4px; }  .mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; } .mb-4 { margin-bottom: 16px; } .mb-6 { margin-bottom: 24px; } .mb-8 { margin-bottom: 32px; }
.mt-0 { margin-top: 0; }  .mt-1 { margin-top: 4px; }  .mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; } .mt-4 { margin-top: 16px; } .mt-6 { margin-top: 24px; } .mt-8 { margin-top: 32px; }
.p-0 { padding: 0; } .p-1 { padding: 4px; } .p-2 { padding: 8px; } .p-3 { padding: 12px; } .p-4 { padding: 16px; } .p-6 { padding: 24px; } .p-8 { padding: 32px; }
.flex { display: flex; } .flex-col { flex-direction: column; }
.items-center { align-items: center; } .justify-center { justify-content: center; } .justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; } .gap-3 { gap: 12px; } .gap-4 { gap: 16px; } .gap-6 { gap: 24px; }
.w-full { width: 100%; } .h-full { height: 100%; }
.rounded { border-radius: var(--radius-md); } .rounded-lg { border-radius: var(--radius-lg); } .rounded-full { border-radius: var(--radius-full); }
.shadow { box-shadow: var(--shadow-md); } .shadow-lg { box-shadow: var(--shadow-lg); }
.border { border: 1px solid var(--neutral-200); } .border-t { border-top: 1px solid var(--neutral-200); } .border-b { border-bottom: 1px solid var(--neutral-200); }
.bg-white { background: var(--surface-default); } .bg-gray-50 { background: var(--neutral-50); } .bg-gray-100 { background: var(--neutral-100); }
.hidden { display: none; } .block { display: block; } .inline-block { display: inline-block; }
.w-4 { width: 16px; } .h-4 { height: 16px; }

/* Admin-only visibility */
[data-admin-only] { display: none; }
body.is-admin [data-admin-only] { display: block; }

/* ============================================================
   Theme toggle (topbar)
   ============================================================ */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-md);
  background: var(--neutral-50);
  color: var(--neutral-600);
  cursor: pointer;
  transition: border-color var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
  flex-shrink: 0;
}
.theme-toggle:hover {
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  background: var(--surface-default);
}
.theme-toggle-icon { font-size: 1.05rem; line-height: 1; }
.theme-toggle .when-dark { display: none; }
html[data-theme="dark"] .theme-toggle .when-light { display: none; }
html[data-theme="dark"] .theme-toggle .when-dark { display: block; }

.lang-toggle {
  display: inline-flex;
  align-items: stretch;
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  flex-shrink: 0;
  background: var(--neutral-50);
}
.lang-toggle-btn {
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  border: none;
  background: transparent;
  color: var(--neutral-600);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.lang-toggle-btn + .lang-toggle-btn {
  border-left: 1px solid var(--neutral-200);
}
.lang-toggle-btn:hover:not(.lang-toggle-active) {
  background: var(--surface-default);
  color: var(--neutral-700);
}
.lang-toggle-btn.lang-toggle-active {
  background: var(--brand-primary);
  color: var(--text-on-primary);
}
html[data-theme="dark"] .lang-toggle {
  background: var(--neutral-50);
}
html[data-theme="dark"] .lang-toggle-btn + .lang-toggle-btn {
  border-left-color: var(--neutral-200);
}
@media (max-width: 560px) {
  .lang-toggle-btn {
    min-width: 32px;
    height: 34px;
    padding: 0 8px;
    font-size: 11px;
  }
}

/* ============================================================
   Chart placeholders (legacy dashboard component)
   ============================================================ */
.chart-placeholder {
  height: 300px;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-on-primary);
  font-size: 18px;
  font-weight: 600;
  text-align: center;
  gap: 4px;
}
.chart-placeholder small {
  font-size: 14px;
  opacity: 0.88;
  font-weight: 500;
}
.chart-placeholder--revenue {
  background: linear-gradient(135deg, var(--brand-primary-dark) 0%, var(--brand-primary) 100%);
}
.chart-placeholder--calls {
  background: linear-gradient(135deg, #059669 0%, #10b981 100%);
}

/* ============================================================
   Strona logowania (views/login.html)
   ============================================================ */
.login-page {
  min-height: 100vh;
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 20px;
  font-family: var(--font-sans);
  /* Radialny jak w dark: wyraźniejszy środek (ciemniejszy), jaśniejsze brzegi */
  background: radial-gradient(
    ellipse 130% 120% at 50% 42%,
    #082a5c 0%,
    var(--brand-primary-dark) 38%,
    var(--brand-primary) 68%,
    #4294f0 100%
  );
  color-scheme: light;
}
html[data-theme="dark"] .login-page {
  color-scheme: dark;
  background: linear-gradient(145deg, #0f172a 0%, #1e3a5f 45%, #0f172a 100%);
}
.login-card {
  width: 100%;
  max-width: 400px;
  padding: 40px;
  border-radius: var(--radius-xl);
  background: var(--surface-default);
  box-shadow: var(--shadow-2xl);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--neutral-200);
}
.login-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-hover) 100%);
}
.login-logo { text-align: center; margin-bottom: 30px; }
.login-logo .logo-wordmark {
  font-size: 32px;
  font-weight: 600;
  font-stretch: 125%;
  color: var(--brand-primary);
  margin-bottom: 8px;
  letter-spacing: 0.055em;
}
.login-logo p { color: var(--neutral-500); font-size: 14px; }
.login-form-group { margin-bottom: 20px; }
.login-form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--neutral-700);
  font-size: 14px;
}
.login-form-group input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--neutral-200);
  border-radius: var(--radius-md);
  font-size: 14px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  background: var(--neutral-50);
  color: var(--neutral-800);
  box-sizing: border-box;
}
.login-form-group input:focus {
  outline: none;
  border-color: var(--brand-primary);
  background: var(--input-focus-bg);
  box-shadow: 0 0 0 3px var(--focus-ring, rgba(26, 111, 223, 0.1));
}
.login-form-group input.error {
  border-color: var(--error);
  background: var(--error-light);
}
.login-submit {
  width: 100%;
  padding: 12px;
  background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-primary-hover) 100%);
  color: var(--text-on-primary);
  border: none;
  border-radius: var(--radius-md);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  margin-top: 10px;
}
.login-submit:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 8px 25px rgba(26, 111, 223, 0.35);
}
html[data-theme="dark"] .login-submit:hover:not(:disabled) {
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.45);
}
.login-submit:active:not(:disabled) { transform: translateY(0); }
.login-submit:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
.login-msg {
  padding: 12px;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  font-size: 14px;
  display: none;
}
.login-msg--error {
  background: var(--error-light);
  border: 1px solid var(--error);
  color: var(--error);
}
.login-msg--success {
  background: var(--success-light);
  border: 1px solid var(--success);
  color: var(--success);
}
.login-loading {
  display: none;
  text-align: center;
  margin-top: 20px;
}
.login-loading p {
  margin-top: 12px;
  color: var(--neutral-500);
  font-size: 14px;
}
.login-loading-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--neutral-200);
  border-top: 2px solid var(--brand-primary);
  border-radius: 50%;
  animation: login-spin 1s linear infinite;
  margin: 0 auto;
}
@keyframes login-spin {
  to { transform: rotate(360deg); }
}
.login-footer {
  text-align: center;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid var(--neutral-200);
}
.login-footer p { color: var(--neutral-500); font-size: 12px; }
.login-toolbar {
  position: relative;
  width: 100%;
  max-width: 400px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  flex-shrink: 0;
}
.login-toolbar .lang-toggle {
  margin: 0;
}
.login-theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--neutral-200);
  background: var(--neutral-50);
  color: var(--neutral-600);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.login-theme-toggle:hover {
  border-color: var(--brand-primary);
  color: var(--brand-primary);
}
.login-theme-toggle .when-dark { display: none; }
html[data-theme="dark"] .login-theme-toggle .when-light { display: none; }
html[data-theme="dark"] .login-theme-toggle .when-dark { display: block; }
@media (max-width: 480px) {
  .login-toolbar { max-width: none; padding: 0 10px; box-sizing: border-box; }
  .login-card { padding: 30px 20px; margin: 10px; }
  .login-logo .logo-wordmark { font-size: 28px; }
}

/* ============================================================
   Dark theme — nadpisania tokenów i doprecyzowania komponentów
   ============================================================ */
html[data-theme="dark"] {
  color-scheme: dark;

  --brand-primary: #3b82f6;
  --brand-primary-hover: #2563eb;
  --brand-primary-light: rgba(59, 130, 246, 0.2);
  --brand-primary-dark: #1d4ed8;

  --neutral-50: #0f172a;
  --neutral-100: #1e293b;
  --neutral-200: #334155;
  --neutral-300: #475569;
  --neutral-400: #64748b;
  --neutral-500: #94a3b8;
  --neutral-600: #cbd5e1;
  --neutral-700: #e2e8f0;
  --neutral-800: #f1f5f9;
  --neutral-900: #f8fafc;

  --surface-default: #1e293b;
  --surface-secondary: #27364a;
  --surface-tertiary: #334155;

  --success: #34d399;
  --success-light: rgba(16, 185, 129, 0.2);
  --warning: #fbbf24;
  --warning-light: rgba(245, 158, 11, 0.22);
  --error: #f87171;
  --error-light: rgba(248, 113, 113, 0.18);
  --info: #60a5fa;
  --info-light: rgba(59, 130, 246, 0.22);

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.35);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.45), 0 1px 2px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.45), 0 2px 4px -1px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.45), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.35);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.55);
  --card-shadow: 0 1px 3px rgba(0, 0, 0, 0.35), 0 1px 2px rgba(0, 0, 0, 0.25);

  --focus-ring: rgba(59, 130, 246, 0.35);
  --input-focus-bg: #27364a;
  --loading-overlay-bg: rgba(15, 23, 42, 0.88);
  --text-on-primary: #ffffff;
}

html[data-theme="dark"] .form-select,
html[data-theme="dark"] .custom-select,
html[data-theme="dark"] select.form-input {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M10.293 3.293L6 7.586 1.707 3.293A1 1 0 00.293 4.707l5 5a1 1 0 001.414 0l5-5a1 1 0 10-1.414-1.414z'/%3E%3C/svg%3E");
}

html[data-theme="dark"] .project-selector select {
  background-color: var(--surface-secondary);
}

html[data-theme="dark"] .nav-link.active {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.35);
}

html[data-theme="dark"] .call-window.active {
  box-shadow: var(--shadow-md), 0 0 0 1px rgba(59, 130, 246, 0.25);
}

/* Komponent rozmów — stany sterowane z JS (bez inline kolorów) */
.call-rec-fetch-hint--error {
  color: var(--error) !important;
}
.copy-transcript-btn.copy-transcript-btn--copied {
  background: var(--success) !important;
  border-color: transparent !important;
  color: var(--text-on-primary) !important;
}