/* ============================================================
   IGBW Licznik Miejsc w Żłobkach — Design System tokens
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Brand colors */
  --igbw-navy-900: #0F2E5C;
  --igbw-navy-800: #143A72;
  --igbw-navy-700: #1A4A8F;
  --igbw-navy-600: #235AA6;
  --igbw-sky-700:  #1F8AD6;
  --igbw-sky-600:  #2F9FE5;
  --igbw-sky-200:  #D7EEFB;
  --igbw-sky-100:  #EAF6FD;
  --igbw-sky-50:   #F5FBFE;

  /* Neutrals */
  --igbw-ink:      #0B1B33;
  --igbw-grey-700: #4A5568;
  --igbw-grey-500: #6B7A90;
  --igbw-grey-400: #94A0B3;
  --igbw-grey-300: #C7CFDB;
  --igbw-grey-200: #E1E6EE;
  --igbw-grey-100: #EFF2F7;
  --igbw-grey-50:  #F7F9FC;

  /* Semantic */
  --igbw-danger:   #B23A3A;
  --igbw-success:  #1F8F5E;

  /* Foreground/bg aliases */
  --fg-1: var(--igbw-ink);
  --fg-2: var(--igbw-grey-700);
  --fg-3: var(--igbw-grey-500);
  --fg-muted: var(--igbw-grey-400);
  --border-1: var(--igbw-grey-200);

  /* Type */
  --font-sans:  -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;

  /* Motion */
  --ease-out:   cubic-bezier(0.22, 1, 0.36, 1);
  --dur-base:   200ms;
  --dur-slow:   360ms;

  /* Shadows */
  --shadow-sm: 0 2px 6px rgba(15,46,92,.06), 0 1px 2px rgba(15,46,92,.04);
  --shadow-md: 0 6px 16px rgba(15,46,92,.08), 0 2px 4px rgba(15,46,92,.04);
  --shadow-lg: 0 14px 32px rgba(15,46,92,.10), 0 4px 8px rgba(15,46,92,.04);
  --ring-focus: 0 0 0 3px rgba(47,159,229,.35);

  /* Radii */
  --radius-sm:  6px;
  --radius-md:  10px;
  --radius-lg:  14px;
  --radius-xl:  20px;
  --radius-pill: 999px;
}

/* ---- Base ---- */
html { font-size: 16px; -webkit-text-size-adjust: 100%; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-sans);
  color: var(--fg-1);
  background: #fff;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: var(--igbw-navy-700); text-decoration: underline; text-underline-offset: 2px; text-decoration-thickness: 1px; transition: color var(--dur-base) var(--ease-out); }
a:hover { color: var(--igbw-sky-700); }

.container {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 88px;
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-1);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--fg-1);
}

.site-logo img {
  height: 64px;
  width: auto;
  display: block;
}

.site-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.site-logo-text .logo-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--igbw-navy-700);
  letter-spacing: -0.01em;
}

.site-logo-text .logo-sub {
  font-size: 11px;
  color: var(--fg-3);
  font-weight: 400;
}

/* Nav — identyczny styl jak na igbw.pl */
.main-nav { display: flex; align-items: center; }

.main-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.main-nav ul li { margin: 0; padding: 0; }

.main-nav ul li a {
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  color: var(--igbw-grey-700);
  letter-spacing: 0.8px;
  text-transform: uppercase;
  position: relative;
  white-space: nowrap;
  transition: color var(--dur-base) var(--ease-out);
}

.main-nav ul li a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 2px;
  background: var(--igbw-navy-700);
  transform: scaleX(0);
  transition: transform 200ms var(--ease-out);
}

.main-nav ul li a:hover { color: var(--igbw-navy-700); text-decoration: none; }
.main-nav ul li a:hover::after { transform: scaleX(1); }

.main-nav ul li.nav-cta > a {
  background: var(--igbw-navy-700);
  color: #fff !important;
  padding: 8px 20px;
  border-radius: 4px;
  font-weight: 600;
  letter-spacing: 0.8px;
}

.main-nav ul li.nav-cta > a:hover { background: var(--igbw-navy-800); text-decoration: none; }
.main-nav ul li.nav-cta > a::after { display: none !important; }

/* Mobile toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--igbw-navy-700);
  border-radius: 2px;
  transition: transform 300ms var(--ease-out), opacity 200ms;
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 720px) {
  .menu-toggle { display: flex; }

  .main-nav {
    display: none;
    position: fixed;
    top: 88px;
    left: 0; right: 0;
    z-index: 200;
    background: #fff;
    border-bottom: 1px solid var(--border-1);
    box-shadow: var(--shadow-md);
  }

  .main-nav.is-open { display: block; }

  .main-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 1rem 1.5rem;
    align-items: stretch;
  }

  .main-nav ul li a {
    display: block;
    padding: 0.75rem 0;
    font-size: 15px;
    border-bottom: 1px solid var(--border-1);
    letter-spacing: 0;
    text-transform: none;
  }

  .main-nav ul li:last-child a { border-bottom: none; }
  .main-nav ul li.nav-cta > a { padding: 0.75rem 0; background: none; color: var(--igbw-navy-700) !important; border-radius: 0; }
}

/* ============================================================
   HERO
   ============================================================ */
.page-hero {
  background: linear-gradient(180deg, var(--igbw-sky-50) 0%, #fff 100%);
  border-bottom: 1px solid var(--border-1);
  padding: 12px 0 10px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--igbw-sky-700);
  margin-bottom: 24px;
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background: var(--igbw-sky-600);
  border-radius: 2px;
  flex-shrink: 0;
}

.page-title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 800;
  color: var(--igbw-navy-900);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 0;
  white-space: nowrap;
}

.page-title em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 600;
  color: var(--igbw-navy-700);
}

.page-subtitle {
  font-size: 18px;
  color: var(--fg-2);
  max-width: 580px;
  line-height: 1.7;
  margin-bottom: 0;
}

/* ============================================================
   MAIN CONTENT
   ============================================================ */
.page-main { flex: 1; padding: 40px 0 96px; }

.data-source-note {
  margin-top: 64px;
  font-size: 12px;
  color: var(--fg-muted);
  line-height: 1.6;
  max-width: 600px;
}

/* Baseline banner */
.baseline-banner {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--igbw-grey-50);
  border: 1px solid var(--border-1);
  border-radius: var(--radius-lg);
  padding: 16px 24px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.baseline-banner svg { color: var(--fg-muted); flex-shrink: 0; }

.baseline-label {
  font-size: 14px;
  color: var(--fg-3);
}

.baseline-value {
  font-size: 18px;
  font-weight: 700;
  color: var(--igbw-navy-700);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

/* ============================================================
   STATS GRID
   ============================================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card {
  border-radius: var(--radius-xl);
  padding: 36px 32px 32px;
  display: flex;
  flex-direction: column;
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}

.stat-card:hover {
  transform: translateY(-2px);
}

.stat-card--primary {
  background: var(--igbw-navy-900);
  box-shadow: var(--shadow-md);
}

.stat-card--secondary {
  background: #fff;
  border: 1px solid var(--border-1);
  box-shadow: var(--shadow-sm);
}

.stat-card--danger {
  background: #fff;
  border: 1px solid var(--border-1);
  box-shadow: var(--shadow-sm);
}

.stat-card--primary:hover { box-shadow: var(--shadow-lg); }
.stat-card--secondary:hover { box-shadow: var(--shadow-md); }
.stat-card--danger:hover { box-shadow: var(--shadow-md); }

.stat-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  flex-shrink: 0;
}

.stat-card--primary .stat-icon {
  background: rgba(255,255,255,.12);
  color: #fff;
}

.stat-card--secondary .stat-icon {
  background: var(--igbw-sky-100);
  color: var(--igbw-sky-600);
}

.stat-card--danger .stat-icon {
  background: #FDF2F2;
  color: var(--igbw-danger);
}

.stat-numeral {
  font-size: clamp(40px, 4vw, 56px);
  font-weight: 300;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
  margin-bottom: 10px;
}

.stat-card--primary .stat-numeral { color: #fff; }
.stat-card--secondary .stat-numeral { color: var(--igbw-navy-700); }
.stat-numeral--danger { color: var(--igbw-danger); }

.stat-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.stat-card--primary .stat-label { color: rgba(255,255,255,.55); }
.stat-card--secondary .stat-label { color: var(--fg-3); }
.stat-card--danger .stat-label { color: var(--fg-3); }

.stat-delta {
  font-size: 13px;
  font-weight: 500;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,.1);
}

.stat-delta--up   { color: #6ee7b7; }
.stat-delta--down { color: #fca5a5; }

.stat-sub {
  font-size: 13px;
  color: var(--fg-muted);
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--border-1);
}

.stat-sub strong { color: var(--igbw-navy-700); font-weight: 600; }

/* ============================================================
   META ROW
   ============================================================ */
.meta-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--igbw-sky-100);
  color: var(--igbw-navy-700);
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-pill);
  padding: 6px 14px;
  border: 1px solid var(--igbw-sky-200);
}

.source-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color var(--dur-base) var(--ease-out);
}

.source-link:hover { color: var(--igbw-sky-600); text-decoration: none; }

/* ============================================================
   DETAILS SECTION
   ============================================================ */
.section-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--igbw-navy-800);
  margin-bottom: 6px;
}

.section-desc {
  font-size: 15px;
  color: var(--fg-3);
  margin-bottom: 24px;
  line-height: 1.6;
}

.btn-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 1px solid var(--border-1);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  color: var(--igbw-navy-700);
  cursor: pointer;
  text-align: left;
  width: 100%;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), background var(--dur-base);
}

.btn-toggle:hover {
  border-color: var(--igbw-sky-200);
  box-shadow: var(--shadow-md);
  background: var(--igbw-sky-50);
}

.btn-toggle:active { transform: scale(.99); }

.btn-toggle .chevron {
  margin-left: auto;
  color: var(--fg-muted);
  flex-shrink: 0;
  transition: transform 280ms var(--ease-out);
}

.btn-toggle[aria-expanded="true"] .chevron { transform: rotate(180deg); }

.btn-toggle-icon {
  width: 32px;
  height: 32px;
  background: var(--igbw-sky-100);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--igbw-sky-600);
  flex-shrink: 0;
}

.details-panel { margin-top: 12px; }

.details-inner {
  background: #fff;
  border: 1px solid var(--border-1);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.details-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
  margin-bottom: 28px;
}

.detail-group--combined {
  background: var(--igbw-sky-50);
  border-color: var(--igbw-sky-200);
}

.detail-group {
  background: var(--igbw-grey-50);
  border: 1px solid var(--border-1);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.detail-group-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--igbw-navy-700);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.badge {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  border-radius: var(--radius-sm);
  padding: 2px 8px;
}

.badge--kpo  { background: #DBEAFE; color: #1D4ED8; }
.badge--fers { background: #D1FAE5; color: #065F46; }

.detail-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-1);
  font-size: 14px;
  gap: 16px;
}

.detail-row:last-of-type { border-bottom: none; }

.detail-row span { color: var(--fg-2); }
.detail-row strong {
  font-size: 20px;
  font-weight: 700;
  color: var(--igbw-navy-700);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.details-note {
  font-size: 12px;
  color: var(--fg-muted);
  border-top: 1px solid var(--border-1);
  padding-top: 20px;
  line-height: 1.6;
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

.details-note svg { flex-shrink: 0; margin-top: 1px; }

/* ============================================================
   ABOUT SECTION
   ============================================================ */
.about-section {
  margin-top: 64px;
  border-top: 1px solid var(--border-1);
  padding-top: 64px;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 64px;
  align-items: start;
}

.about-text h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--igbw-navy-800);
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  line-height: 1.2;
}

.about-text h2 em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 600;
  color: var(--igbw-navy-700);
}

.about-text p {
  font-size: 15px;
  color: var(--fg-2);
  line-height: 1.75;
  margin-bottom: 14px;
}

.btn-about {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding: 12px 24px;
  background: var(--igbw-navy-700);
  color: #fff;
  text-decoration: none;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: background var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base);
  box-shadow: var(--shadow-sm);
}

.btn-about:hover {
  background: var(--igbw-navy-800);
  color: #fff;
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-about:active { transform: scale(.98); }

.about-stat-card {
  background: var(--igbw-navy-900);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: sticky;
  top: 96px;
}

.about-stat-card .big-number {
  font-size: clamp(48px, 5vw, 64px);
  font-weight: 300;
  color: #fff;
  line-height: 1;
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
  margin-bottom: 16px;
}

.about-stat-card .big-label {
  font-size: 13px;
  color: rgba(255,255,255,.5);
  line-height: 1.6;
  text-align: center;
}

.about-stat-card .big-label em {
  font-style: normal;
  display: block;
  color: rgba(255,255,255,.35);
  font-size: 12px;
  margin-top: 6px;
}

.about-stat-card .accent-line {
  width: 40px;
  height: 2px;
  background: var(--igbw-sky-600);
  border-radius: 2px;
  margin: 20px auto 0;
}

/* ============================================================
   ERROR STATE
   ============================================================ */
.error-box {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: #FDF2F2;
  border: 1px solid #f0c5c5;
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  color: var(--igbw-danger);
  font-size: 15px;
  margin: 48px 0;
  line-height: 1.5;
}

.error-box svg { flex-shrink: 0; margin-top: 1px; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--igbw-grey-50);
  border-top: 1px solid var(--border-1);
  padding: 32px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 13px;
  color: var(--fg-3);
  line-height: 1.7;
}

.footer-copy a { color: var(--fg-2); }
.footer-copy a:hover { color: var(--igbw-sky-600); }

.footer-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--fg-muted);
  background: #fff;
  border: 1px solid var(--border-1);
  border-radius: var(--radius-pill);
  padding: 5px 12px;
  white-space: nowrap;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat-card--danger { grid-column: span 2; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-stat-card { position: static; }
  .details-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .details-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .container { padding: 0 20px; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat-card--danger { grid-column: span 1; }
  .page-hero { padding: 56px 0 48px; }
  .page-main { padding: 48px 0 72px; }
  .details-inner { padding: 24px 20px; }
  .meta-row { gap: 10px; }
  .about-section { padding-top: 48px; }
}

@media (max-width: 400px) {
  .stat-card { padding: 28px 24px 24px; }
}