/* ============================================
   64koenig — Design System
   Minimal · Editorial · Sachlich · Hochwertig
   ============================================ */

/* ----- Tokens ----- */
:root {
  /* Farben */
  --color-bg:         #faf9f6;
  --color-bg-alt:     #f3f1ec;
  --color-surface:    #ffffff;
  --color-text:       #2b2b2b;
  --color-text-muted: #6b6b6b;
  --color-heading:    #1a1a1a;
  --color-border:     #d9d6cf;
  --color-border-light:#e8e5de;
  --color-accent:     #2e4a3e;
  --color-accent-dark:#1e352b;
  --color-accent-warm:#6b3a3a;
  --color-link:       #2e4a3e;
  --color-link-hover: #1e352b;
  --color-info-bg:    #eef3f0;
  --color-info-border:#2e4a3e;
  --color-warn-bg:    #fdf5f0;
  --color-warn-border:#9a6840;
  --color-tag-bg:     #eee;
  --color-tag-text:   #555;

  /* Typografie */
  --font-body:    'Georgia', 'Times New Roman', serif;
  --font-heading: -apple-system, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  --font-mono:    'SF Mono', 'Fira Code', 'Consolas', monospace;

  /* Größen */
  --size-xs:   0.25rem;
  --size-sm:   0.5rem;
  --size-md:   1rem;
  --size-lg:   1.5rem;
  --size-xl:   2rem;
  --size-2xl:  3rem;
  --size-3xl:  4rem;
  --size-4xl:  6rem;

  /* Layout */
  --max-width:         72rem;
  --max-width-content: 42rem;
  --border-radius:     4px;
  --border-radius-lg:  8px;
}

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

html {
  font-size: 100%;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-text);
  text-decoration: none;
}

/* ----- Heading Reset ----- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-heading);
  line-height: 1.25;
  font-weight: 700;
}

p { margin-bottom: 1.25rem; }

ul, ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

li { margin-bottom: 0.35rem; }

blockquote {
  border-left: 3px solid var(--color-accent);
  padding: 0.75rem 1.25rem;
  margin: 1.5rem 0;
  color: var(--color-text-muted);
  font-style: italic;
  background: var(--color-bg-alt);
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

hr {
  border: none;
  border-top: 1px solid var(--color-border-light);
  margin: 2.5rem 0;
}

/* Table wrapper for overflow control */
.article-body table {
  display: block;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  max-width: 100%;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.95rem;
  min-width: 20rem;
}

th, td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
  white-space: nowrap;
}

th:last-child,
td:last-child {
  white-space: normal;
}

th {
  font-family: var(--font-heading);
  font-weight: 600;
  color: #fff;
  background: #1a6b4a;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

tr:hover td {
  background: var(--color-bg-alt);
}

/* ----- Header ----- */
.site-header {
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  background: #ffffff;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
  padding-left: env(safe-area-inset-left, 0);
  padding-right: env(safe-area-inset-right, 0);
}

.site-logo {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-heading);
  text-decoration: none;
  z-index: 102;
}

.logo-64 {
  color: #1a6b4a;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.logo-koenig {
  color: var(--color-heading);
}

/* ---- Hamburger Toggle ---- */
.nav-toggle {
  display: flex;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.65rem;
  flex-direction: column;
  gap: 5px;
  z-index: 102;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-heading);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.2s ease;
  transform-origin: center;
}

/* Hamburger → X Animation */
.nav-toggle.is-active .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.is-active .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-active .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---- Dropdown Nav Panel ---- */
.main-nav {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #ffffff;
  z-index: 999;
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  overflow: hidden;
}

.nav-list {
  display: flex;
  flex-direction: column;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: 0;
  max-width: 72rem;
  margin: 0 auto;
  padding: 0.5rem var(--size-lg);
  align-items: center;
}

.nav-link {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-heading);
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--color-border-light);
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
  transition: color 0.15s;
  text-align: center;
}

.nav-link:hover,
.nav-link:active {
  color: #1a6b4a;
}

.main-nav .nav-item:last-child .nav-link {
  border-bottom: none;
}

/* ----- Footer ----- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--size-xl) 0 var(--size-lg);
  margin-top: var(--size-2xl);
  background: var(--color-surface);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--size-md);
  align-items: flex-start;
  justify-content: space-between;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--color-heading);
}

.footer-tagline {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: var(--size-xs);
  margin-bottom: 0;
}

.footer-nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: var(--size-lg);
}

.footer-nav-list a {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: color 0.15s;
}

.footer-nav-list a:hover {
  color: var(--color-heading);
}

.footer-meta {
  width: 100%;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border-light);
  padding-top: var(--size-md);
  margin-top: var(--size-sm);
}

/* ----- Hero ----- */
.hero {
  padding: var(--size-4xl) 0 var(--size-3xl);
  text-align: center;
  position: relative;
  overflow: hidden;
  /* Schachbrett-Muster als inline SVG */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='480' height='480' viewBox='0 0 480 480'%3E%3Cdefs%3E%3Cpattern id='chess' width='120' height='120' patternUnits='userSpaceOnUse'%3E%3Crect width='60' height='60' x='0' y='0' fill='%23d9d6cf'/%3E%3Crect width='60' height='60' x='60' y='0' fill='%23f0ede6'/%3E%3Crect width='60' height='60' x='0' y='60' fill='%23f0ede6'/%3E%3Crect width='60' height='60' x='60' y='60' fill='%23d9d6cf'/%3E%3C/pattern%3E%3C/defs%3E%3Crect width='480' height='480' fill='url(%23chess)'/%3E%3C/svg%3E");
  background-size: 480px 480px;
  background-position: center;
}

/* Overlay for text readability */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at center,
    rgba(250, 249, 246, 0.78) 0%,
    rgba(250, 249, 246, 0.45) 50%,
    rgba(250, 249, 246, 0.82) 100%
  );
  pointer-events: none;
}

.hero > .container {
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--size-md);
  max-width: 38rem;
  margin-left: auto;
  margin-right: auto;
  color: #1a6b4a;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--color-text-muted);
  max-width: 36rem;
  margin: 0 auto;
  line-height: 1.65;
}

/* ----- Sections ----- */
.section {
  padding: var(--size-3xl) 0;
}

.section + .section {
  border-top: 1px solid var(--color-border-light);
}

.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--size-sm);
}

.section-subtitle {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: var(--size-xl);
}

/* ----- Card Grid ----- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(18rem, 1fr));
  gap: var(--size-lg);
}

.card {
  background: #ffffff;
  border: 1px solid var(--color-border-light);
  border-radius: var(--border-radius-lg);
  padding: var(--size-lg);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.card:hover {
  border-color: var(--color-border);
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.card-label {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-bottom: var(--size-sm);
}

.card-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: var(--size-sm);
  line-height: 1.35;
}

.card-title a {
  color: var(--color-heading);
  transition: color 0.15s;
}

.card-title a:hover {
  color: var(--color-accent);
}

.card-excerpt {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 0;
}

/* ----- Entry Tiles (Spielertyp/Produkt) ----- */
.entry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
  gap: var(--size-md);
}

.entry-tile {
  display: flex;
  align-items: center;
  gap: var(--size-md);
  padding: var(--size-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--border-radius-lg);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-heading);
  transition: border-color 0.2s, background 0.15s;
}

.entry-tile:hover {
  border-color: var(--color-accent);
  background: var(--color-info-bg);
}

.entry-tile-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  display: block;
}

/* ----- Article (Single) ----- */
.article {
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: var(--size-2xl) var(--size-lg);
  background: #ffffff;
}

.article-header {
  margin-bottom: var(--size-xl);
}

.article-meta {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--size-sm);
  display: flex;
  flex-wrap: wrap;
  gap: var(--size-sm) var(--size-md);
  justify-content: center;
}

.article-meta-bottom {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: var(--size-xl);
  margin-bottom: var(--size-xl);
  display: flex;
  flex-wrap: wrap;
  gap: var(--size-sm) var(--size-md);
  justify-content: center;
}

.article-title {
  font-size: clamp(1.65rem, 4vw, 2.5rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: var(--size-md);
  text-align: center;
  color: #1a6b4a;
}

.article-description {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  text-align: center;
}

.article-body h2 {
  font-size: 1.4rem;
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--color-border-light);
}

.article-body h3 {
  font-size: 1.15rem;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}

.article-body a {
  color: #1a6b4a;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color 0.15s, text-decoration-color 0.15s;
}

.article-body a:hover {
  color: #0d4d33;
  text-decoration: none;
}

/* Tags */
.article-tags {
  margin-top: var(--size-xl);
  display: flex;
  flex-wrap: wrap;
  gap: var(--size-sm);
  justify-content: center;
}

.tag {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.25rem 0.65rem;
  background: var(--color-tag-bg);
  color: var(--color-tag-text);
  border-radius: 2rem;
}

/* Series nav */
.series-nav {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border-light);
  border-radius: var(--border-radius-lg);
  padding: var(--size-lg);
  margin: var(--size-xl) 0;
}

.series-nav-title {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-accent);
  margin-bottom: var(--size-md);
}

.series-nav ol {
  padding-left: 1.25rem;
  margin-bottom: 0;
}

.series-nav li {
  font-size: 0.9rem;
  margin-bottom: 0.35rem;
}

.series-nav li a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.15s;
}

.series-nav li a:hover {
  color: var(--color-heading);
}

.series-nav li.is-current a {
  color: var(--color-heading);
  font-weight: 600;
}

/* ----- Shortcodes ----- */

/* Infobox */
.infobox {
  border-left: 3px solid var(--color-info-border);
  background: var(--color-info-bg);
  padding: var(--size-lg);
  margin: var(--size-lg) 0;
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  font-size: 0.95rem;
}

.infobox--warn {
  border-left-color: var(--color-warn-border);
  background: var(--color-warn-bg);
}

.infobox-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: var(--size-sm);
}

/* Vergleichsbox */
.comparison {
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  margin: var(--size-lg) 0;
}

.comparison-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.comparison-header-item {
  padding: var(--size-md) var(--size-lg);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  text-align: center;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}

.comparison-header-item + .comparison-header-item {
  border-left: 1px solid var(--color-border);
}

.comparison-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.comparison-col {
  padding: var(--size-lg);
  font-size: 0.9rem;
  line-height: 1.6;
}

.comparison-col + .comparison-col {
  border-left: 1px solid var(--color-border-light);
}

/* Produktempfehlung */
.product-pick {
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--size-lg);
  margin: var(--size-lg) 0;
  background: var(--color-surface);
}

.product-pick-label {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-bottom: var(--size-sm);
}

.product-pick-image {
  margin-bottom: var(--size-md);
}

.product-pick-image img {
  width: 100%;
  max-width: 320px;
  height: auto;
  border-radius: var(--border-radius);
  display: block;
}

.product-pick-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: var(--size-sm);
}

.product-pick-body {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.product-pick-cta {
  display: inline-block;
  margin-top: var(--size-md);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 0.6rem 1.4rem;
  background: #1a6b4a;
  color: #fff !important;
  border-radius: var(--border-radius);
  border: 1px solid #0d4d33;
  transition: background 0.15s, border-color 0.15s;
  text-decoration: none;
}

.product-pick-cta:hover {
  background: #0d4d33;
  border-color: #072e1f;
  color: #fff !important;
}

.product-pick-cta,
.product-pick-cta:visited,
.product-pick-cta:active {
  color: #fff !important;
  text-decoration: none;
}

/* Affiliate-Hinweis */
.affiliate-notice {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border-light);
  padding-top: var(--size-md);
  margin-top: var(--size-xl);
}

/* ----- List pages ----- */
.list-page {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--size-2xl) var(--size-lg);
}

.list-title {
  font-size: clamp(1.4rem, 3vw, 2rem);
  margin-bottom: var(--size-sm);
}

.list-description {
  color: var(--color-text-muted);
  max-width: var(--max-width-content);
  margin-bottom: var(--size-xl);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: var(--size-md);
  margin-top: var(--size-2xl);
  font-family: var(--font-heading);
  font-size: 0.9rem;
}

.pagination a {
  color: var(--color-text-muted);
  padding: 0.45rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  transition: border-color 0.15s, color 0.15s;
}

.pagination a:hover {
  border-color: var(--color-accent);
  color: var(--color-heading);
}

/* ----- Breadcrumb ----- */
.breadcrumb {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-top: var(--size-xl);
  margin-bottom: 0;
  text-align: center;
}

.breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--color-heading);
}

.breadcrumb-sep {
  margin: 0 0.35rem;
}

/* ----- Responsive ----- */

/* Desktop: Hamburger bleibt auf allen Screengrößen */
@media (min-width: 769px) {
  .header-inner {
    height: 4rem;
  }

  .nav-list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0;
    padding: 0.5rem var(--size-lg);
    justify-content: center;
  }

  .nav-link {
    padding: 0.65rem 1rem;
    border-bottom: none;
    font-size: 0.9rem;
    border-radius: var(--border-radius);
  }

  .nav-link:hover {
    background: var(--color-bg-alt);
  }

  .main-nav .nav-item:last-child .nav-link {
    border-bottom: none;
  }
}

/* Tablet */
@media (max-width: 768px) {
  .article-meta-bottom,
  .breadcrumb {
    display: none;
  }

  .hero {
    padding: var(--size-2xl) 0 var(--size-xl);
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .entry-grid {
    grid-template-columns: 1fr 1fr;
  }

  .comparison-header,
  .comparison-body {
    grid-template-columns: 1fr;
  }

  .comparison-col + .comparison-col {
    border-left: none;
    border-top: 1px solid var(--color-border-light);
  }

  .comparison-header-item + .comparison-header-item {
    border-left: none;
    border-top: 1px solid var(--color-border);
  }

  .footer-inner {
    flex-direction: column;
    gap: var(--size-lg);
  }

  .footer-nav-list {
    flex-direction: column;
    gap: var(--size-sm);
  }

  th, td {
    padding: 0.5rem 0.65rem;
    font-size: 0.85rem;
  }
}

/* Phone */
@media (max-width: 480px) {
  .entry-grid {
    grid-template-columns: 1fr;
  }

  .article {
    padding: var(--size-xl) var(--size-md);
  }
}

/* ----- Print ----- */
@media print {
  .site-header, .site-footer, .nav-toggle, .series-nav { display: none; }
  .article { max-width: 100%; padding: 0; }
  body { font-size: 11pt; }
}

/* ----- A11y ----- */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.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;
}

/* Skip Link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: #fff;
  padding: 0.5rem 1.25rem;
  border-radius: 0 0 var(--border-radius) var(--border-radius);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  z-index: 200;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 0;
}