/* ============================================================
   Veterán Velké kunratické – hlavní styly
   Cílová skupina: čtenáři 70+, min. písmo 18px
   ============================================================ */

:root {
  --color-bg:      #F5F0E8;
  --color-green:   #2D5016;
  --color-gold:    #8B6914;
  --color-text:    #1a1a1a;
  --color-muted:   #5a5a5a;
  --color-card-bg: #FDFAF4;
  --color-border:  #D4C89A;
  --font-serif:    'Playfair Display', Georgia, serif;
  --font-sans:     'Lato', Arial, sans-serif;
  --radius:        10px;
  --transition:    0.3s ease;
}

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

html { font-size: 18px; scroll-behavior: smooth; }

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Ensures page content sits above the runners canvas (z-index: 0) */
.site-header, main, .site-footer {
  position: relative;
  z-index: 1;
}

/* ============================================================
   ZÁHLAVÍ
   ============================================================ */
.site-header {
  background: var(--color-green);
  color: #fff;
  padding: 2rem 1.5rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.header-icon { width: 80px; height: 80px; flex-shrink: 0; }

.site-title {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1.2;
  color: #fff;
}

.site-subtitle {
  font-size: 1.1rem;
  color: #C8D8B0;
  margin-top: 0.3rem;
  font-style: italic;
}

/* ============================================================
   MŘÍŽKA VYDÁNÍ
   ============================================================ */
.issues-section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 3rem 1.5rem 4rem;
  flex: 1;
}

.section-heading {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--color-green);
  margin-bottom: 0.5rem;
}

.section-intro {
  font-size: 1.05rem;
  color: var(--color-muted);
  margin-bottom: 2.5rem;
}

.issues-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

@media (max-width: 900px) { .issues-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .issues-grid { grid-template-columns: 1fr; } }

.issue-card {
  background: var(--color-card-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.8rem 1.4rem 1.5rem;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.8rem;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  opacity: 0;
  transform: translateY(20px);
  animation: cardFadeIn 0.5s ease forwards;
}

.issue-card:hover,
.issue-card:focus-visible {
  transform: scale(1.03);
  box-shadow: 0 8px 24px rgba(45, 80, 22, 0.18);
  border-color: var(--color-green);
  outline: none;
}

.issue-card:focus-visible { outline: 3px solid var(--color-gold); outline-offset: 3px; }

@keyframes cardFadeIn {
  to { opacity: 1; transform: translateY(0); }
}

.card-icon    { width: 64px; height: 64px; }
.card-number  { font-family: var(--font-serif); font-size: 3.5rem; font-weight: 700; color: var(--color-green); line-height: 1; }
.card-label   { font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-gold); font-weight: 700; }
.card-date    { font-size: 1rem; color: var(--color-muted); }

/* ============================================================
   ZÁPATÍ
   ============================================================ */
.site-footer {
  background: var(--color-green);
  color: #C8D8B0;
  text-align: center;
  padding: 1.2rem 1rem;
  font-size: 0.9rem;
}

/* ============================================================
   ČTENÁŘ – FULLSCREEN OVERLAY
   ============================================================ */
.reader-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: #2a2a2a;
  display: flex;
  flex-direction: column;
}

.reader-overlay[hidden] { display: none !important; }

/* ---- Pevná lišta nahoře ---- */
.reader-toolbar {
  background: var(--color-green);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 1.5rem;
  flex-shrink: 0;
  gap: 1rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.reader-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: #fff;
  font-style: italic;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.reader-toolbar-actions {
  display: flex;
  gap: 0.6rem;
  flex-shrink: 0;
}

.reader-close,
.reader-pdf {
  background: rgba(255,255,255,0.15);
  border: 2px solid rgba(255,255,255,0.4);
  border-radius: 8px;
  color: #fff;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 700;
  padding: 0.6rem 1.4rem;
  min-height: 48px;
  cursor: pointer;
  transition: background var(--transition);
  white-space: nowrap;
}

.reader-close:hover,
.reader-close:focus-visible {
  background: var(--color-gold);
  border-color: var(--color-gold);
  outline: none;
}

.reader-pdf:hover,
.reader-pdf:focus-visible {
  background: #1a6e2e;
  border-color: #1a6e2e;
  outline: none;
}

/* ---- Scrollovatelná oblast ---- */
.reader-scroll {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 2rem 1rem 4rem;
  scroll-behavior: smooth;
}

/* ---- Mobilní PDF – velké tlačítko místo iframe ---- */
.mobile-pdf-view {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  padding: 3rem 2rem;
  text-align: center;
  min-height: 60vh;
}

.mobile-pdf-view p {
  font-size: 1.2rem;
  color: #555;
  max-width: 320px;
  line-height: 1.6;
}

.mobile-pdf-btn {
  display: inline-block;
  background: var(--color-green);
  color: #fff !important;
  font-family: var(--font-sans);
  font-size: 1.35rem;
  font-weight: 700;
  padding: 1.1rem 2.5rem;
  border-radius: 12px;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(45,80,22,0.35);
  transition: background var(--transition), transform 0.1s;
}

.mobile-pdf-btn:active {
  transform: scale(0.97);
  background: #1e3a0f;
}

/* ---- Dokument (papír) ---- */
.reader-doc {
  background: #fff;
  max-width: 860px;
  margin: 0 auto;
  padding: 3rem 3.5rem;
  border-radius: var(--radius);
  box-shadow: 0 4px 32px rgba(0,0,0,0.35);
  min-height: 60vh;
}

.reader-doc--pdf {
  max-width: none;
  padding: 0;
  background: transparent;
  box-shadow: none;
  border-radius: 0;
  min-height: unset;
}

/* ---- Loading ---- */
.reader-loading {
  text-align: center;
  padding: 4rem 2rem;
  font-size: 1.2rem;
  color: var(--color-muted);
  font-style: italic;
}

/* ============================================================
   TYPOGRAFIE DOKUMENTU – velké písmo pro čtenáře 70+
   ============================================================ */
.reader-doc h1 {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-green);
  line-height: 1.2;
  margin: 0 0 1.2rem;
  padding-bottom: 0.6rem;
  border-bottom: 2px solid var(--color-border);
}

.reader-doc h2 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-green);
  line-height: 1.25;
  margin: 2rem 0 0.8rem;
}

.reader-doc h3 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1.3;
  margin: 1.6rem 0 0.6rem;
}

.reader-doc h4,
.reader-doc h5,
.reader-doc h6 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-style: italic;
  color: var(--color-text);
  margin: 1.2rem 0 0.5rem;
}

.reader-doc p {
  font-size: 1.35rem;
  line-height: 1.8;
  margin-bottom: 1rem;
  color: var(--color-text);
}

.reader-doc ul,
.reader-doc ol {
  font-size: 1.35rem;
  line-height: 1.8;
  margin: 0 0 1rem 2rem;
}

.reader-doc li { margin-bottom: 0.4rem; }

.reader-doc strong { color: var(--color-green); font-weight: 700; }
.reader-doc em     { color: #5a3e00; }

.reader-doc a {
  color: var(--color-green);
  text-decoration: underline;
}

.reader-doc blockquote {
  border-left: 4px solid var(--color-gold);
  padding: 0.8rem 1.2rem;
  margin: 1.2rem 0;
  background: #f9f5ec;
  font-style: italic;
  font-size: 1.3rem;
}

.reader-doc hr {
  border: none;
  border-top: 2px solid var(--color-border);
  margin: 2rem 0;
}

/* ---- Tabulky ---- */
.reader-doc table {
  width: 100%;
  border-collapse: collapse;
  font-size: 1.15rem;
  margin: 1.2rem 0;
}

.reader-doc th,
.reader-doc td {
  border: 1px solid var(--color-border);
  padding: 0.55em 0.8em;
  text-align: left;
  line-height: 1.5;
}

.reader-doc th {
  background: #EDE8DC;
  font-weight: 700;
  color: var(--color-green);
}

.reader-doc tr:nth-child(even) td { background: #FAF7F0; }

/* ---- Obrázky ---- */
.reader-doc img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 1.5rem auto;
  border-radius: 6px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.15);
}

/* ============================================================
   TLAČÍTKO ZPĚT NAHORU
   ============================================================ */
.scroll-top-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1100;
  background: var(--color-green);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 700;
  padding: 0.75rem 1.4rem;
  min-height: 52px;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
  transition: background var(--transition), opacity var(--transition), transform var(--transition);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
}

.scroll-top-btn.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.scroll-top-btn:hover { background: var(--color-gold); }

/* ============================================================
   RESPONZIVITA
   ============================================================ */
@media (max-width: 700px) {
  .reader-doc {
    padding: 2rem 1.5rem;
  }

  .reader-doc p,
  .reader-doc ul,
  .reader-doc ol { font-size: 1.2rem; }

  .reader-doc h1 { font-size: 1.8rem; }
  .reader-doc h2 { font-size: 1.5rem; }
  .reader-doc h3 { font-size: 1.3rem; }
}

@media (max-width: 480px) {
  .header-icon { width: 56px; height: 56px; }
  .reader-toolbar { padding: 0.7rem 1rem; }
  .reader-title  { font-size: 1rem; }
  .scroll-top-btn { bottom: 1rem; right: 1rem; }
}

/* Bez animací dle systémového nastavení */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ============================================================
   TISK / ULOŽIT JAKO PDF
   ============================================================ */
@media print {
  /* Skryj vše kromě dokumentu */
  body > *:not(.reader-overlay) { display: none !important; }
  .reader-overlay { display: block !important; position: static !important; background: #fff !important; }
  .reader-toolbar { display: none !important; }
  .reader-scroll  { overflow: visible !important; padding: 0 !important; }
  .scroll-top-btn { display: none !important; }

  /* Dokument – papír */
  .reader-doc {
    max-width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    background: #fff !important;
    color: #000 !important;
  }

  /* Nadpisy – zachovej barvy, ale tmavší pro tisk */
  .reader-doc h1 { font-size: 22pt; color: #1a3a07 !important; border-bottom: 1.5pt solid #aaa; margin-bottom: 10pt; }
  .reader-doc h2 { font-size: 16pt; color: #1a3a07 !important; margin-top: 18pt; margin-bottom: 6pt; }
  .reader-doc h3 { font-size: 13pt; color: #5a3e00 !important; margin-top: 14pt; margin-bottom: 4pt; }

  /* Odstavce a seznamy – čitelná velikost */
  .reader-doc p,
  .reader-doc ul,
  .reader-doc ol   { font-size: 11pt; line-height: 1.65; margin-bottom: 7pt; color: #000 !important; }
  .reader-doc li   { margin-bottom: 3pt; }

  .reader-doc strong { color: #1a3a07 !important; }
  .reader-doc em     { color: #3a2800 !important; }

  /* Tabulky – čitelné a s ohraničením */
  .reader-doc table { width: 100%; border-collapse: collapse; font-size: 9.5pt; margin: 8pt 0; page-break-inside: avoid; }
  .reader-doc th,
  .reader-doc td    { border: 0.75pt solid #999; padding: 4pt 6pt; text-align: left; }
  .reader-doc th    { background: #e8e4d8 !important; font-weight: 700; color: #1a3a07 !important; }
  .reader-doc tr:nth-child(even) td { background: #f7f4ee !important; }

  /* Obrázky – nepřetékej přes stránku */
  .reader-doc img {
    max-width: 100% !important;
    max-height: 18cm;
    page-break-inside: avoid;
    margin: 10pt auto;
    display: block;
    box-shadow: none !important;
  }

  /* Citace */
  .reader-doc blockquote {
    border-left: 3pt solid #8B6914;
    padding: 6pt 10pt;
    margin: 8pt 0;
    background: #f9f5ec !important;
    font-style: italic;
    font-size: 10.5pt;
    page-break-inside: avoid;
  }

  /* Nezalomit nadpisy od navazujícího odstavce */
  .reader-doc h1,
  .reader-doc h2,
  .reader-doc h3 { page-break-after: avoid; }

  /* Nastavení stránky */
  @page {
    size: A4;
    margin: 2cm 2.2cm 2.2cm 2.2cm;
  }
}