/**
 * challenges.css — wspólny styl Finansowych Challenge.
 * Mobile-first, identyfikacja FBO (Terminal Dark z DESIGN.md).
 */

:root {
  --cg-surface: #10150f;
  --cg-surface2: #161c14;
  --cg-card: #1a2118;
  --cg-border: #2a3127;
  --cg-primary: #2e7d32;
  --cg-primary-hi: #43a047;
  --cg-text: #e8eee3;
  --cg-muted: #9aa795;
  --cg-warn: #ffab00;
  --cg-error: #b00020;
  --ch-surface: var(--cg-surface);
  --ch-surface2: var(--cg-surface2);
  --ch-card: var(--cg-card);
  --ch-border: var(--cg-border);
  --ch-primary: #88d982;
  --ch-primary-hi: #a3f69c;
  --ch-primary-container: #2e7d32;
  --ch-on-primary: #cbffc2;
  --ch-text: #e0e4da;
  --ch-muted: #bfcaba;
  --ch-warn: var(--cg-warn);
  --ch-error: var(--cg-error);
  --ch-font-body: "JetBrains Mono", ui-monospace, monospace;
  --ch-font-display: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--ch-surface);
  color: var(--ch-text);
  font-family: var(--ch-font-body);
  -webkit-tap-highlight-color: transparent;
}

.fbo-public-nav {
  min-height: 64px;
  background: rgba(16, 21, 15, 0.96);
  border-bottom: 1px solid #40493d;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
}
.fbo-public-nav-inner {
  width: 100%;
  max-width: 1280px;
  min-height: 64px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  box-sizing: border-box;
}
.fbo-public-brand {
  color: var(--ch-text);
  font-family: var(--ch-font-display);
  font-size: 1.35rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}
.fbo-public-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.fbo-public-links a {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0 8px;
  color: var(--ch-muted);
  border: 1px solid transparent;
  border-radius: 4px;
  font-size: 14px;
  text-decoration: none;
}
.fbo-public-links a:hover,
.fbo-public-links a:focus-visible {
  color: var(--ch-primary);
  background: var(--ch-card);
  border-color: var(--ch-border);
  outline: none;
}
.fbo-public-links a[aria-current="page"] {
  color: var(--ch-primary);
  font-weight: 700;
}
.fbo-public-links .material-symbols-outlined {
  font-size: 18px;
}

/* page wrapper */
.ch-page {
  max-width: 520px;
  margin: 0 auto;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding: 16px 16px 24px;
  box-sizing: border-box;
}

.ch-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 0 14px;
}
.ch-brand {
  color: var(--ch-text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.2px;
}

#challenge-app {
  flex: 1;
  display: flex;
}
.ch-panel {
  width: 100%;
  align-self: center;
  background: var(--ch-card);
  border: 1px solid var(--ch-border);
  border-radius: 8px;
  padding: 20px 18px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.ch-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 12px;
  color: var(--ch-primary);
  font-weight: 700;
}
.ch-h1 { margin: 0; font-size: 26px; line-height: 1.15; }
.ch-sub { margin: 0; color: var(--ch-muted); font-size: 15px; line-height: 1.45; }
.ch-meta { margin: 0; color: var(--ch-muted); font-size: 13px; }

.ch-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 18px;
  border-radius: 4px;
  border: 1px solid var(--ch-border);
  background: transparent;
  color: var(--ch-text);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
}
.ch-btn-primary {
  background: var(--ch-primary-container);
  border-color: var(--ch-primary-container);
  color: var(--ch-on-primary);
}
.ch-btn-primary:hover, .ch-btn-primary:focus-visible {
  background: var(--ch-primary-hi);
  color: #002204;
}
.ch-btn + .ch-btn { margin-top: 10px; }

/* HUD + progress */
.ch-hud {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 13px;
  color: var(--ch-muted);
}
.ch-hud b { color: var(--ch-text); }
.ch-bars {
  height: 8px;
  border-radius: 999px;
  background: var(--ch-surface2);
  overflow: hidden;
}
.ch-bar-fill {
  height: 100%;
  background: var(--ch-primary);
  transition: width 0.3s ease;
}

.ch-emoji { font-size: 34px; }
.ch-event h2 { margin: 4px 0 8px; font-size: 20px; line-height: 1.2; }
.ch-event p { margin: 0; color: var(--ch-muted); font-size: 15px; line-height: 1.5; }

.ch-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 6px;
}
.ch-opt { width: 100%; }

/* result */
.ch-score {
  font-size: 56px;
  font-weight: 800;
  line-height: 1;
  color: var(--ch-primary-hi);
}
.ch-score small { font-size: 20px; font-weight: 600; color: var(--ch-muted); }
.ch-type { margin: 0; font-size: 20px; }
.ch-result-text { margin: 0; color: var(--ch-text); font-size: 16px; line-height: 1.5; }
.ch-observations { margin: 0 0 0 18px; padding: 0; color: var(--ch-muted); font-size: 14px; line-height: 1.6; }
.ch-actions { display: flex; gap: 14px; font-size: 14px; }
.ch-link {
  background: none;
  border: none;
  color: var(--ch-primary-hi);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
}
.ch-disclaimer { margin: 0; color: var(--ch-muted); font-size: 12px; line-height: 1.4; }

.ch-toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  background: var(--ch-text);
  color: var(--ch-surface);
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  z-index: 50;
}

/* ---------- Katalog /challenge ---------- */
.ch-directory {
  max-width: 1120px;
  padding-top: 48px;
}
.cg-main { flex: 1; width: 100%; }
.cg-eyebrow-title { text-transform: uppercase; letter-spacing: 0.12em; font-size: 12px; color: var(--ch-primary); font-weight: 700; margin: 18px 0 4px; }
.cg-heading { margin: 0 0 8px; font-family: var(--ch-font-display); font-size: clamp(34px, 5vw, 56px); line-height: 1.08; }
.cg-lead { margin: 0 0 28px; color: var(--ch-muted); font-size: 17px; line-height: 1.55; max-width: 760px; }

.cg-grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
.cg-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px;
  background: var(--ch-card);
  border: 1px solid var(--ch-border);
  border-radius: 8px;
  color: var(--ch-text);
  text-decoration: none;
}
.cg-card:hover { border-color: var(--ch-primary); }
.cg-card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.cg-card-emoji { font-size: 26px; }
.cg-card-cat { font-size: 12px; color: var(--ch-primary); font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; }
.cg-card h3 { margin: 0; font-size: 18px; line-height: 1.2; }
.cg-card p { margin: 0; color: var(--ch-muted); font-size: 14px; line-height: 1.5; }
.cg-card-meta { display: flex; align-items: center; justify-content: space-between; gap: 8px; font-size: 13px; color: var(--ch-muted); }
.cg-play { color: var(--ch-primary-hi); font-weight: 700; }

@media (min-width: 480px) {
  .cg-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 920px) {
  .cg-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

footer.ch-footer {
  margin-top: auto;
  padding-top: 16px;
  text-align: center;
  color: var(--ch-muted);
  font-size: 12px;
}
footer.ch-footer a { color: var(--ch-muted); text-decoration: none; }
footer.ch-footer a:hover { color: var(--ch-text); }

/* ---------- Challenge Engine v2 components ---------- */

/* Timeline / month progress */
.ch-timeline { margin-bottom: 2px; }
.ch-timeline-track {
  height: 6px;
  border-radius: 999px;
  background: var(--ch-surface2);
  overflow: hidden;
}
.ch-timeline-fill { height: 100%; background: var(--ch-primary); transition: width 0.3s ease; }
.ch-timeline-label { margin-top: 6px; font-size: 12px; color: var(--ch-muted); text-align: right; }

/* Metrics row (4 primary values always visible) */
.ch-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(88px, 1fr));
  gap: 6px;
}
.ch-metric {
  background: var(--ch-surface2);
  border: 1px solid var(--ch-border);
  border-radius: 6px;
  padding: 8px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.ch-metric span { font-size: 11px; color: var(--ch-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.ch-metric strong { font-size: 15px; color: var(--ch-text); font-variant-numeric: tabular-nums; white-space: nowrap; }

/* Start screen stats */
.ch-start-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(96px, 1fr));
  gap: 8px;
  margin-top: 4px;
}
.ch-start-stats > div {
  background: var(--ch-surface2);
  border: 1px solid var(--ch-border);
  border-radius: 6px;
  padding: 10px;
  text-align: center;
}
.ch-start-stats span { display: block; font-size: 11px; color: var(--ch-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.ch-start-stats strong { font-size: 16px; color: var(--ch-primary-hi); }
.ch-btn-ghost { background: transparent; border-color: var(--ch-border); color: var(--ch-muted); }
.ch-btn-ghost:hover { color: var(--ch-text); border-color: var(--ch-primary); }
.ch-btn-secondary { background: transparent; border-color: var(--ch-primary); color: var(--ch-primary); }

/* Event consequence */
.ch-event-consequence .ch-emoji { color: var(--ch-warn); }

/* Result screen enhancements */
.ch-percentile {
  font-size: 13px;
  color: var(--ch-primary-hi);
  font-weight: 700;
}
.ch-result-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(88px, 1fr));
  gap: 6px;
  margin-top: 4px;
}
.ch-result-metrics > div {
  background: var(--ch-surface2);
  border: 1px solid var(--ch-border);
  border-radius: 6px;
  padding: 8px;
  text-align: center;
}
.ch-result-metrics span { display: block; font-size: 11px; color: var(--ch-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.ch-result-metrics strong { font-size: 14px; color: var(--ch-text); font-variant-numeric: tabular-nums; }

/* Key decision cards */
.ch-decisions { display: flex; flex-direction: column; gap: 8px; }
.ch-decision {
  border: 1px solid var(--ch-border);
  border-radius: 6px;
  padding: 10px;
  background: var(--ch-surface2);
}
.ch-decision-head { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.ch-decision-head strong { font-size: 13px; color: var(--ch-text); }
.ch-decision p { margin: 0; font-size: 13px; color: var(--ch-muted); }
.ch-decision small { font-size: 12px; color: var(--ch-primary-hi); }
.ch-decision-worst { border-left: 3px solid var(--ch-error); }
.ch-decision-best { border-left: 3px solid var(--ch-primary); }
.ch-decision-risk { border-left: 3px solid var(--ch-warn); }

/* Friend banner / compare */
.ch-friend-banner {
  background: linear-gradient(90deg, rgba(46,125,50,0.25), rgba(46,125,50,0.05));
  border: 1px solid var(--ch-primary-container);
  border-radius: 6px;
  padding: 10px;
  font-size: 14px;
  color: var(--ch-primary-hi);
  font-weight: 600;
}
.ch-friend-compare {
  font-size: 14px;
  color: var(--ch-primary-hi);
  font-weight: 700;
  padding: 8px;
  border: 1px dashed var(--ch-primary-container);
  border-radius: 6px;
  text-align: center;
}

/* Result card image */
.ch-card-image img {
  display: block;
  width: 100%;
  max-width: 480px;
  border-radius: 8px;
  border: 1px solid var(--ch-border);
  margin: 0 auto;
  box-sizing: border-box;
}

/* Share bottom sheet */
.share-sheet { text-align: left; }
.share-sheet .share-text { margin: 0 0 12px; font-size: 13px; color: var(--ch-muted); line-height: 1.5; }
.share-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}
.share-grid .sheet-option {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px;
  border: 1px solid var(--ch-border);
  border-radius: 6px;
  background: var(--ch-surface2);
  color: var(--ch-text);
  cursor: pointer;
  font-size: 14px;
  min-height: 44px;
}

/* Bottom sheet (mobile pattern from the app, standalone for challenge pages) */
.bottom-sheet-overlay {
  position: fixed;
  inset: 0;
  z-index: 1002;
  background: rgba(0, 0, 0, 0.55);
  animation: sheetFadeIn 0.18s ease;
}
@keyframes sheetFadeIn { from { opacity: 0; } to { opacity: 1; } }
.bottom-sheet {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 1003;
  margin: 0 auto;
  max-width: 480px;
  background: var(--ch-card);
  border: 1px solid var(--ch-border);
  border-bottom: 0;
  border-radius: 12px 12px 0 0;
  box-shadow: 0 -18px 48px rgba(0, 0, 0, 0.75);
  padding: 10px 16px calc(16px + env(safe-area-inset-bottom));
  box-sizing: border-box;
}
.bottom-sheet-handle {
  width: 44px; height: 4px;
  border-radius: 4px;
  background: var(--ch-muted);
  margin: 4px auto 10px;
}
.bottom-sheet-title {
  padding: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ch-text);
  font-family: var(--ch-font-display);
}
.bottom-sheet-close {
  margin: 12px 0 0;
  padding: 12px;
  width: 100%;
  background: var(--ch-surface2);
  border: 1px solid var(--ch-border);
  border-radius: 6px;
  color: var(--ch-text);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  min-height: 44px;
}
@media (prefers-reduced-motion: reduce) {
  .bottom-sheet, .bottom-sheet-overlay { animation: none !important; transition: none !important; }
}

@media (hover: none) { .ch-btn:active { opacity: 0.85; } }
@media (prefers-reduced-motion: reduce) {
  .ch-bar-fill, .ch-timeline-fill { transition: none; }
}

/* ---------- Directory: daily challenge + last result ---------- */
.cg-daily { margin: 0 0 18px; }
.cg-daily-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px;
  background: linear-gradient(135deg, rgba(46,125,50,0.25), rgba(46,125,50,0.05));
  border: 1px solid var(--ch-primary-container);
  border-radius: 10px;
  position: relative;
  overflow: hidden;
}
.cg-daily-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 11px;
  color: var(--ch-primary-hi);
  font-weight: 700;
}
.cg-daily-title { font-family: var(--ch-font-display); font-size: 24px; margin: 0; color: var(--ch-text); }
.cg-daily-desc { margin: 0; color: var(--ch-muted); font-size: 14px; line-height: 1.5; }
.cg-daily-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(88px, 1fr));
  gap: 8px;
  margin-top: 4px;
}
.cg-daily-stats > div {
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--ch-border);
  border-radius: 6px;
  padding: 8px;
  text-align: center;
}
.cg-daily-stats span { display: block; font-size: 11px; color: var(--ch-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.cg-daily-stats strong { font-size: 15px; color: var(--ch-primary-hi); font-variant-numeric: tabular-nums; }

.cg-last-result { margin: 0 0 18px; }
.cg-last-result-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px;
  background: var(--ch-surface2);
  border: 1px solid var(--ch-border);
  border-radius: 8px;
}
.cg-last-result-card .ch-btn { align-self: flex-start; }
.cg-last-label { font-size: 12px; color: var(--ch-muted); text-transform: uppercase; letter-spacing: 0.08em; }
.cg-last-score { font-size: 40px; font-weight: 800; line-height: 1; color: var(--ch-primary-hi); }
.cg-last-score small { font-size: 15px; font-weight: 600; color: var(--ch-muted); }
.cg-last-pct { font-size: 13px; color: var(--ch-warn); font-weight: 700; }

.cg-badge-new {
  display: inline-block;
  margin-left: 6px;
  padding: 2px 6px;
  border-radius: 999px;
  background: var(--ch-primary);
  color: #002204;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.06em;
  vertical-align: middle;
}
.cg-card-diff { color: var(--ch-muted); font-size: 12px; }
@media (max-width: 760px) {
  /* Jedna linia nawigacji: logo z lewej, ikony + język obok (scroll poziomy, bez zawijania) */
  .fbo-public-nav-inner {
    min-height: 56px;
    padding: 8px 12px;
    align-items: center;
    flex-direction: row;
    gap: 8px;
    overflow: hidden;
  }
  .fbo-public-brand {
    font-size: 1.05rem;
    flex: 0 0 auto;
    max-width: 45%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .fbo-public-links {
    flex: 1 1 auto;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 4px;
    justify-content: flex-start;
    -webkit-overflow-scrolling: touch;
  }
  .fbo-public-links::-webkit-scrollbar { display: none; }
  .fbo-public-links a {
    flex: 0 0 auto;
    padding: 0 7px;
  }
  .lang-selector {
    flex: 0 0 auto;
    margin-left: 2px;
  }
  .fbo-public-links a span:last-child {
    display: none;
  }
  .ch-directory {
    padding-top: 28px;
  }
}