/* ============================================================
   KI-Bewertungsraster-Builder | Joscha Falck | CC-BY 4.0
   style.css – Zentrales Stylesheet
   ============================================================ */

/* --- 1. CSS Custom Properties ----------------------------- */
:root {
  --color-lk:          #3A6EA8;
  --color-lk-light:    #E5EFF8;
  --color-lk-title:    #2A4E7A;
  --color-su:          #2D7A68;
  --color-su-light:    #DDF0EA;
  --color-su-title:    #1A5C4A;

  --color-s1:          #F0F0F0;
  --color-s2:          #FFF3E0;
  --color-s3:          #E8F0FE;
  --color-s4:          #E8F5E9;
  --color-s1-border:   #D8D8D8;
  --color-s2-border:   #F0D9B5;
  --color-s3-border:   #C5D8F8;
  --color-s4-border:   #C3E6C5;

  --color-bg:          #F8F9FA;
  --color-surface:     #FFFFFF;
  --color-text:        #1A1A1A;
  --color-text-muted:  #6C757D;
  --color-link:        #3A6EA8;
  --color-border:      #DEE2E6;
  --color-border-dark: #CED4DA;

  /* Kompetenzbereich-Tags */
  --tag-instrumental:  #1565C0;
  --tag-analytisch:    #E65100;
  --tag-personell:     #2E7D32;
  --tag-srl:           #6A1B9A;
  --tag-integrativ:    #00838F;

  --radius-sm:         4px;
  --radius:            8px;
  --radius-lg:         12px;
  --shadow-sm:         0 1px 4px rgba(0,0,0,0.07);
  --shadow:            0 2px 8px rgba(0,0,0,0.09);
  --shadow-md:         0 4px 16px rgba(0,0,0,0.13);
  --shadow-lg:         0 8px 32px rgba(0,0,0,0.16);
  --transition:        0.18s ease;
  --max-width:         1200px;
  --font-sans:         system-ui, -apple-system, 'Segoe UI', sans-serif;
}

/* --- 2. Reset & Base -------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; }

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

a { color: var(--color-link); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible { outline: 2px solid var(--color-lk); outline-offset: 3px; border-radius: var(--radius-sm); }

h1, h2, h3, h4 { line-height: 1.3; font-weight: 700; }
h1 { font-size: 1.75rem; }
h2 { font-size: 1.35rem; }
h3 { font-size: 1.1rem; }
h4 { font-size: 1rem; }

p { margin-bottom: 0.75rem; }
p:last-child { margin-bottom: 0; }

ul, ol { padding-left: 1.25rem; }
li { margin-bottom: 0.25rem; }

/* --- 3. Layout ------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

main {
  flex: 1;
  padding: 2rem 0 3rem;
}

/* --- 4. Navigation --------------------------------------- */
.site-header {
  background: linear-gradient(135deg, #1e3a5f 0%, #3A6EA8 60%, #4d87c7 100%);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 16px rgba(30,58,95,0.25);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.875rem 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.nav-brand {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
}
.nav-brand:hover { text-decoration: none; opacity: 0.9; }
.nav-brand small { font-weight: 400; opacity: 0.8; font-size: 0.8rem; display: block; line-height: 1.1; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  padding: 0;
  margin: 0;
  flex-wrap: wrap;
}

.nav-links a {
  color: rgba(255,255,255,0.88);
  font-size: 0.9rem;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}
.nav-links a:hover { background: rgba(255,255,255,0.15); color: #fff; text-decoration: none; }
.nav-links a.active { background: rgba(255,255,255,0.2); color: #fff; font-weight: 600; }

.nav-burger {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
  line-height: 1;
}

/* --- 5. Buttons ------------------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  text-decoration: none;
  min-height: 44px;
  white-space: nowrap;
  font-family: inherit;
}
.btn:focus-visible { outline: 2px solid var(--color-lk); outline-offset: 3px; }

.btn-primary {
  background: linear-gradient(135deg, #3A6EA8, #2a5a9a);
  color: #fff;
  border-color: #2a5a9a;
  box-shadow: 0 2px 6px rgba(58,110,168,0.3);
}
.btn-primary:hover {
  background: linear-gradient(135deg, #2a5a9a, #1e4a8a);
  border-color: #1e4a8a;
  color: #fff;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(58,110,168,0.4);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--color-lk);
  border-color: var(--color-lk);
}
.btn-secondary:hover {
  background: var(--color-lk-light);
  text-decoration: none;
  box-shadow: 0 2px 8px rgba(58,110,168,0.18);
  transform: translateY(-1px);
}

.btn-su {
  background: linear-gradient(135deg, #2D7A68, #1e6555);
  color: #fff;
  border-color: #1e6555;
  box-shadow: 0 2px 6px rgba(45,122,104,0.3);
}
.btn-su:hover {
  background: linear-gradient(135deg, #1e6555, #155040);
  border-color: #155040;
  color: #fff;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(45,122,104,0.4);
  transform: translateY(-1px);
}

.btn-outline-su {
  background: transparent;
  color: var(--color-su);
  border-color: var(--color-su);
}
.btn-outline-su:hover {
  background: var(--color-su-light);
  text-decoration: none;
  box-shadow: 0 2px 8px rgba(45,122,104,0.18);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  border-color: var(--color-border);
}
.btn-ghost:hover { background: var(--color-bg); color: var(--color-text); }

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.82rem;
  min-height: 36px;
}

.btn-lg {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  border-radius: var(--radius-lg);
}

.btn-icon {
  padding: 0.5rem;
  min-height: 44px;
  min-width: 44px;
  border-radius: var(--radius);
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  font-size: 1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}
.btn-icon:hover { background: var(--color-bg); color: var(--color-text); }
.btn-icon:focus-visible { outline: 2px solid var(--color-lk); outline-offset: 2px; border-radius: var(--radius-sm); }

/* --- 6. Filter Chips ------------------------------------- */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.75rem;
}

.filter-chip {
  padding: 0.4rem 1.1rem;
  border-radius: 999px;
  border: 2px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  min-height: 40px;
  font-family: inherit;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.filter-chip:hover {
  border-color: var(--color-lk);
  color: var(--color-lk);
  background: var(--color-lk-light);
  transform: translateY(-1px);
  box-shadow: 0 3px 8px rgba(58,110,168,0.15);
}
.filter-chip.active {
  background: linear-gradient(135deg, #3A6EA8, #2a5a9a);
  border-color: #2a5a9a;
  color: #fff;
  box-shadow: 0 2px 8px rgba(58,110,168,0.35);
}
.filter-chip:focus-visible { outline: 2px solid var(--color-lk); outline-offset: 3px; }

/* --- 7. Kachel-Grid (Startseite) ------------------------- */
.tiles-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.raster-tile {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: 1.1rem 1rem 1rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.07);
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  transition: box-shadow 0.22s ease, transform 0.22s ease, border-color 0.22s ease;
}
.raster-tile:hover {
  box-shadow: 0 6px 22px rgba(58,110,168,0.14), 0 2px 8px rgba(0,0,0,0.06);
  transform: translateY(-3px);
  border-color: rgba(58,110,168,0.25);
}
.raster-tile.hidden { display: none; }

.tile-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.tile-num {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.tile-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.35;
  flex: 1;
}

.tile-versions {
  display: flex;
  gap: 0.375rem;
  flex-wrap: wrap;
}
.tile-version-badge {
  font-size: 0.68rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  border: 1px solid;
}
.tile-lk {
  background: var(--color-lk-light);
  border-color: #b8d4ec;
  color: var(--color-lk-title);
}
.tile-su {
  background: var(--color-su-light);
  border-color: #a8d5c7;
  color: var(--color-su-title);
}

.tile-actions {
  display: flex;
  gap: 0.375rem;
  flex-wrap: wrap;
  margin-top: auto;
}
.tile-actions .btn {
  flex: 1;
  min-width: 0;
  font-size: 0.78rem;
  padding: 0.35rem 0.5rem;
  min-height: 34px;
}

/* Legacy cards grid (for compatibility) */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.raster-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 8px rgba(0,0,0,0.07), 0 1px 3px rgba(0,0,0,0.05);
  border: 1px solid var(--color-border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.22s ease, transform 0.22s ease;
}
.raster-card:hover {
  box-shadow: 0 8px 28px rgba(58,110,168,0.15), 0 3px 10px rgba(0,0,0,0.08);
  transform: translateY(-4px);
  border-color: rgba(58,110,168,0.25);
}
.raster-card.hidden { display: none; }

.card-header {
  padding: 1rem 1.25rem 0.75rem;
  border-bottom: 1px solid var(--color-border);
}

.card-num {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.competency-tag {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.tag-instrumental { background: var(--tag-instrumental); }
.tag-analytisch-kritisch { background: var(--tag-analytisch); }
.tag-personell { background: var(--tag-personell); }
.tag-personell-srl { background: var(--tag-srl); }
.tag-integrativ { background: var(--tag-integrativ); }

.card-body {
  padding: 0.875rem 1.25rem;
  flex: 1;
}

.criteria-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}
.criteria-list li {
  padding: 0.2rem 0;
  padding-left: 1rem;
  position: relative;
  margin-bottom: 0;
}
.criteria-list li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--color-border-dark);
  font-weight: 900;
}

.card-footer {
  padding: 0.875rem 1.25rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* --- 8. Page Header (Index) ------------------------------ */
.page-intro {
  background: linear-gradient(135deg, #f0f5fb 0%, #e8f0fa 50%, #f5f9f7 100%);
  border-bottom: 1px solid var(--color-border);
  padding: 2.5rem 0;
  margin-bottom: 0.5rem;
}
.page-intro .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.page-intro-text { flex: 1; }
.page-intro-text h1 { margin-bottom: 0.5rem; color: var(--color-lk); }
.page-intro-text p { color: var(--color-text-muted); font-size: 0.95rem; }
.page-intro-action {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.intro-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-lk);
  color: #fff;
  text-decoration: none;
  border-radius: var(--radius-lg);
  padding: 0.9rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 700;
  white-space: nowrap;
  transition: background 0.18s, transform 0.18s, box-shadow 0.18s;
  box-shadow: 0 4px 16px rgba(58,110,168,0.28);
  font-family: inherit;
}
.intro-cta-btn:hover {
  background: var(--color-lk-title);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(58,110,168,0.35);
}
.intro-cta-icon { font-size: 1.1rem; }
.intro-cta-text { line-height: 1.3; }
.intro-cta-arrow { font-size: 1rem; opacity: 0.85; }

/* --- 9. Modal -------------------------------------------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 200;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 2rem 1rem;
  overflow-y: auto;
}
.modal-backdrop.open { display: flex; }

.modal {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 960px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  margin: auto;
  overflow: hidden;
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-shrink: 0;
}
.modal-header h2 { font-size: 1.15rem; }
.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-text-muted);
  line-height: 1;
  padding: 0.25rem;
  min-height: 44px;
  min-width: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  transition: background var(--transition);
  flex-shrink: 0;
}
.modal-close:hover { background: var(--color-bg); color: var(--color-text); }

.modal-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--color-border);
  padding: 0 1.5rem;
  flex-shrink: 0;
}
.modal-tab {
  padding: 0.75rem 1.25rem;
  border: none;
  background: none;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -1px;
  font-family: inherit;
  transition: all var(--transition);
  min-height: 44px;
}
.modal-tab:hover { color: var(--color-text); }
.modal-tab.active { color: var(--color-lk); border-bottom-color: var(--color-lk); }
.modal-tab.active.su { color: var(--color-su); border-bottom-color: var(--color-su); }

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  flex-shrink: 0;
}

/* --- 10. Raster Preview Table ---------------------------- */
.raster-preview-wrap {
  overflow-x: auto;
}

.raster-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
  table-layout: fixed;
}

.raster-table th,
.raster-table td {
  border: 1px solid #ccc;
  padding: 0.5rem 0.625rem;
  vertical-align: top;
  text-align: left;
  word-wrap: break-word;
}

.raster-table.lk thead th {
  background: var(--color-lk);
  color: #fff;
  font-weight: 700;
  text-align: center;
}

.raster-table.su thead th {
  background: var(--color-su);
  color: #fff;
  font-weight: 700;
  text-align: center;
}

.raster-table .col-kriterium {
  width: 16%;
  font-weight: 700;
  text-align: left;
}

.raster-table.lk .col-kriterium { background: var(--color-lk-light); }
.raster-table.su .col-kriterium { background: var(--color-su-light); }

.raster-table .col-s1 { background: var(--color-s1); width: 21%; }
.raster-table .col-s2 { background: var(--color-s2); width: 21%; }
.raster-table .col-s3 { background: var(--color-s3); width: 21%; }
.raster-table .col-s4 { background: var(--color-s4); width: 21%; }

.raster-table-title {
  font-weight: 700;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}
.raster-table-title.lk { color: var(--color-lk-title); }
.raster-table-title.su { color: var(--color-su-title); }

.raster-meta-line {
  margin-top: 0.5rem;
  font-size: 0.78rem;
  color: #666;
}

.raster-hint-line {
  margin-top: 0.35rem;
  font-size: 0.78rem;
  color: #999;
}
.raster-hint-line strong { color: #666; }

/* --- 11. Builder Wizard ---------------------------------- */
.builder-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 2rem;
  align-items: stretch;
}

.wizard-sidebar {
  position: sticky;
  top: 4.5rem;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

/* Sidebar: KI-Prompt-Box */
.sidebar-prompt-box {
  border-top: 1px solid var(--color-border);
  margin-top: 0.75rem;
}
.sidebar-prompt-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.875rem 1.25rem;
  background: linear-gradient(135deg, #eef4fb 0%, #e8f3ee 100%);
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-lk);
  text-align: left;
  transition: background var(--transition), color var(--transition);
}
.sidebar-prompt-toggle:hover {
  background: linear-gradient(135deg, #e2ecf7 0%, #daeee6 100%);
  color: var(--color-lk-title);
}
.sidebar-prompt-icon { font-size: 1rem; flex-shrink: 0; }
.sidebar-prompt-chevron {
  margin-left: auto;
  font-size: 0.75rem;
  transition: transform 0.2s ease;
  flex-shrink: 0;
}
.sidebar-prompt-toggle[aria-expanded="true"] .sidebar-prompt-chevron {
  transform: rotate(180deg);
}
.sidebar-prompt-panel {
  padding: 0.85rem 1.25rem 1rem;
}
.sidebar-prompt-desc {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 0.75rem;
}
.sidebar-prompt-copy-wrap {
  display: flex;
}
.sidebar-prompt-copy {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.875rem;
  background: #f1f5f9;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
  width: 100%;
  justify-content: center;
}
.sidebar-prompt-copy:hover {
  background: #e2e8f0;
  border-color: var(--color-border-dark);
}
.sidebar-prompt-copy.copied {
  background: #dcfce7;
  border-color: #86efac;
  color: #15803d;
}

.wizard-step-item {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: all var(--transition);
}
.wizard-step-item:last-child { border-bottom: none; }
.wizard-step-item.active {
  color: var(--color-lk);
  background: linear-gradient(90deg, var(--color-lk-light) 0%, #edf4fc 100%);
  font-weight: 700;
  border-left: 3px solid var(--color-lk);
}
.wizard-step-item.done { color: var(--color-su); cursor: pointer; }
.wizard-step-item.done:hover { background: rgba(45,122,104,0.06); }
.wizard-step-item.done::after {
  content: '✓';
  margin-left: auto;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-su);
  opacity: 0.8;
}

.step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition);
}
.wizard-step-item.active .step-num { background: var(--color-lk); color: #fff; }
.wizard-step-item.done .step-num { background: var(--color-su); color: #fff; }

.wizard-main { min-width: 0; }

/* Step panels */
.step-panel { display: none; }
.step-panel.active {
  display: block;
  animation: fadeInStep 0.22s ease-out;
}
@keyframes fadeInStep {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.step-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: 1.75rem;
  box-shadow: 0 2px 10px rgba(0,0,0,0.07), 0 1px 3px rgba(0,0,0,0.04);
  transition: box-shadow var(--transition);
}
.step-card h2 { margin-bottom: 0.4rem; }
.step-card > p { color: var(--color-text-muted); font-size: 0.9rem; margin-bottom: 1.5rem; }

/* Step 1 – Ausgangspunkt */
.start-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.start-option {
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  background:
    linear-gradient(rgba(255,255,255,0.93), rgba(255,255,255,0.93)),
    url('Bilder/Hintergrund Grid.png') center / cover;
}
  cursor: pointer;
  transition: all var(--transition);
  background: var(--color-surface);
  text-align: left;
  font-family: inherit;
}
.start-option:hover {
  border-color: var(--color-lk);
  background: var(--color-lk-light);
  box-shadow: 0 4px 14px rgba(58,110,168,0.15);
  transform: translateY(-2px);
}
.start-option.selected {
  border-color: var(--color-lk);
  background: linear-gradient(135deg, var(--color-lk-light) 0%, #d6e8f7 100%);
  box-shadow: 0 4px 14px rgba(58,110,168,0.18);
}
.start-option:focus-visible { outline: 2px solid var(--color-lk); outline-offset: 3px; border-radius: var(--radius-lg); }

.start-option-icon { font-size: 2rem; margin-bottom: 0.75rem; }
.start-option h3 { font-size: 0.95rem; margin-bottom: 0.35rem; }
.start-option p { font-size: 0.82rem; color: var(--color-text-muted); margin-bottom: 0; }

.start-sub {
  display: none;
  margin-top: 1rem;
  padding: 1.25rem;
  background: var(--color-bg);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}
.start-sub.visible { display: block; }
.start-sub label { display: block; font-size: 0.875rem; font-weight: 600; margin-bottom: 0.5rem; }
.start-sub select, .start-sub .pool-grid { width: 100%; }

.pool-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
}
.pool-option {
  padding: 0.6rem 0.875rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.82rem;
  cursor: pointer;
  background: var(--color-surface);
  transition: all var(--transition);
  text-align: left;
  font-family: inherit;
}
.pool-option:hover {
  border-color: var(--color-lk);
  color: var(--color-lk);
  background: var(--color-lk-light);
  box-shadow: 0 2px 8px rgba(58,110,168,0.12);
  transform: translateY(-1px);
}
.pool-option.selected {
  border-color: var(--color-lk);
  background: linear-gradient(135deg, var(--color-lk-light) 0%, #d6e8f7 100%);
  color: var(--color-lk);
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(58,110,168,0.15);
}

/* Step 2 – Konfiguration */
.config-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem 1.5rem;
  margin-bottom: 1.5rem;
}
.config-grid.wide { grid-template-columns: repeat(3, 1fr); }

.config-meta-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.75rem 1.25rem;
  margin-bottom: 1rem;
  align-items: start;
}

.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group.span-2 { grid-column: span 2; }
.form-group.span-3 { grid-column: span 3; }

label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
}

input[type="text"],
select,
textarea {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-surface);
  transition: border-color var(--transition), box-shadow var(--transition);
}
input[type="text"]:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-lk);
  box-shadow: 0 0 0 3px rgba(58, 110, 168, 0.15);
}

textarea { resize: vertical; min-height: 72px; line-height: 1.5; }

.char-count {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-align: right;
}

/* Slider */
.slider-group { display: flex; flex-direction: column; gap: 0.4rem; }
.slider-track {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.slider-track span { font-size: 0.78rem; color: var(--color-text-muted); white-space: nowrap; }
input[type="range"] {
  flex: 1;
  height: 4px;
  accent-color: var(--color-lk);
  cursor: pointer;
}

/* Toggle */
.toggle-group {
  display: flex;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}
.toggle-option {
  flex: 1;
  padding: 0.5rem;
  border: none;
  background: transparent;
  font-size: 0.82rem;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
  color: var(--color-text-muted);
  font-weight: 500;
  min-height: 40px;
}
.toggle-option + .toggle-option { border-left: 1.5px solid var(--color-border); }
.toggle-option.active {
  background: linear-gradient(135deg, #3A6EA8, #2a5a9a);
  color: #fff;
  font-weight: 700;
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.15);
}
.toggle-option.active.su {
  background: linear-gradient(135deg, #2D7A68, #1e6555);
}

/* Stepper */
.stepper {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.stepper button {
  width: 36px;
  height: 36px;
  border-radius: var(--radius);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  font-family: inherit;
}
.stepper button:hover { border-color: var(--color-lk); background: var(--color-lk-light); color: var(--color-lk); }
.stepper-value {
  width: 40px;
  text-align: center;
  font-size: 1.1rem;
  font-weight: 700;
}

/* Sections */
.section-divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 1.5rem 0;
}

.section-heading {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Points display */
.punkte-display {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}
.punkte-badge {
  padding: 0.25rem 0.625rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  border: 1px solid;
}
.punkte-badge.s1 { background: var(--color-s1); border-color: var(--color-s1-border); }
.punkte-badge.s2 { background: var(--color-s2); border-color: var(--color-s2-border); }
.punkte-badge.s3 { background: var(--color-s3); border-color: var(--color-s3-border); }
.punkte-badge.s4 { background: var(--color-s4); border-color: var(--color-s4-border); }

/* --- 12. Criteria Accordion ------------------------------ */
.criteria-container { display: flex; flex-direction: column; gap: 0.75rem; }

.criterion-item {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  overflow: hidden;
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}
.criterion-item:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.09);
  border-color: var(--color-border-dark);
}
.criterion-item.dragging { box-shadow: var(--shadow-md); opacity: 0.85; transform: scale(1.01); }
.criterion-item.drag-over { border-color: var(--color-lk); border-style: dashed; }

.criterion-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.drag-handle {
  cursor: grab;
  color: var(--color-text-muted);
  font-size: 1.1rem;
  line-height: 1;
  padding: 0.2rem;
  flex-shrink: 0;
  user-select: none;
}
.drag-handle:active { cursor: grabbing; }

.criterion-name-input {
  flex: 1;
  font-weight: 600;
  border: 1.5px solid transparent;
  background: transparent;
  padding: 0.35rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}
.criterion-name-input:focus { background: var(--color-surface); border-color: var(--color-lk); }

.criterion-body {
  padding: 0.875rem 1rem;
  max-height: 3000px;
  overflow: hidden;
  transition: max-height 0.32s ease-in-out, padding 0.32s ease-in-out, opacity 0.25s ease;
  opacity: 1;
}

.criterion-item.collapsed .criterion-body {
  max-height: 0;
  padding-top: 0;
  padding-bottom: 0;
  opacity: 0;
}
.criterion-toggle {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  padding: 0 0.2rem;
  transition: transform 0.2s ease;
  flex-shrink: 0;
  line-height: 1;
}
.criterion-item.collapsed .criterion-toggle {
  transform: rotate(-90deg);
}

.level-row {
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}
.level-row:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }

.level-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  display: inline-block;
}
.level-label.s1 { background: var(--color-s1); }
.level-label.s2 { background: var(--color-s2); }
.level-label.s3 { background: var(--color-s3); }
.level-label.s4 { background: var(--color-s4); }

.level-inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.textarea-wrap {
  position: relative;
}
.textarea-wrap textarea {
  font-size: 0.82rem;
  min-height: 64px;
}

.criteria-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1rem;
}
.drag-hint-text {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin: 0.4rem 0 0;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  opacity: 0.7;
  letter-spacing: 0.01em;
}
.criteria-count {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

/* Duplicate button */
.btn-duplicate {
  opacity: 0.6;
  transition: opacity var(--transition);
}
.btn-duplicate:hover { opacity: 1; }

/* Autosave status */
.autosave-status-text {
  font-size: 0.68rem;
  color: var(--color-text-muted);
  padding: 0.5rem 1rem;
  text-align: center;
  opacity: 0.55;
  margin-top: auto;
  border-top: 1px solid var(--color-border);
  transition: color 0.3s, opacity 0.3s;
  min-height: 0;
  letter-spacing: 0.01em;
}
.autosave-status-text:empty {
  border-top: none;
  padding: 0;
}

/* Tile: link-copy button */
.rt-link-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.82rem;
  padding: 0.1rem 0.25rem;
  border-radius: 4px;
  opacity: 0.45;
  transition: opacity .15s, background .15s;
  margin-left: auto;
  line-height: 1;
  flex-shrink: 0;
}
.rt-link-btn:hover { opacity: 1; background: #f0f4ff; }

/* Tile: ZIP row */
.rt-row-zip { margin-top: 0.35rem; }
.rt-zip {
  width: 100%;
  background: #f0f7ff;
  border: 1.5px solid #c7d9f7;
  color: #2a5aad;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.3rem 0.5rem;
  border-radius: 5px;
  cursor: pointer;
  transition: background .15s;
  text-align: center;
}
.rt-zip:hover { background: #dce8ff; border-color: #a8c4f0; }

/* Stufen-Labels editor */
.stufen-labels-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}
.stufen-labels-col { display: flex; flex-direction: column; gap: 0.5rem; }
.stufen-labels-col label { font-size: 0.78rem; color: var(--color-text-muted); }
.stufen-label-row { display: flex; align-items: center; gap: 0.5rem; }
.stufen-label-badge {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  font-size: 0.72rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid;
}
.stufen-label-badge.s1 { background: var(--color-s1); border-color: var(--color-s1-border); }
.stufen-label-badge.s2 { background: var(--color-s2); border-color: var(--color-s2-border); }
.stufen-label-badge.s3 { background: var(--color-s3); border-color: var(--color-s3-border); }
.stufen-label-badge.s4 { background: var(--color-s4); border-color: var(--color-s4-border); }
.stufen-label-badge.s5 { background: #EDE7F6; border-color: #C5B3E6; }
.stufen-label-badge.s6 { background: #FCE4EC; border-color: #F0B7C8; }

/* Hinweis & CC */
.hinweis-section {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.cc-checkbox { display: flex; align-items: center; gap: 0.5rem; cursor: pointer; font-size: 0.85rem; }
.cc-checkbox input { accent-color: var(--color-lk); width: 16px; height: 16px; cursor: pointer; }

/* Step 3 – Preview */
.preview-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.export-grid {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}
.export-group {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}
.export-group-header {
  padding: 0.5rem 0.875rem;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-muted);
}
.export-group-lk .export-group-header { color: var(--color-lk); background: var(--color-lk-light); border-color: rgba(58,110,168,0.2); }
.export-group-su .export-group-header { color: var(--color-su); background: rgba(45,122,104,0.07); border-color: rgba(45,122,104,0.2); }
.export-group-btns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  padding: 0.625rem;
  background: var(--color-surface);
}

.preview-panel {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
  overflow-x: auto;
}

/* JSON Import/Export */
.json-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* Notices & Info */
.notice {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.85rem;
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  margin-bottom: 1rem;
  line-height: 1.5;
}
.notice-info { background: var(--color-lk-light); border: 1px solid var(--color-lk); color: var(--color-lk-title); }
.notice-warn { background: #FFF8E1; border: 1px solid #F9A825; color: #795400; }
.notice-icon { flex-shrink: 0; font-size: 1rem; margin-top: 0.05rem; }

/* --- 14. Footer ------------------------------------------ */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 1.5rem 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-links { display: flex; gap: 1rem; flex-wrap: wrap; }
.footer-links a { color: var(--color-text-muted); font-size: 0.85rem; }
.footer-links a:hover { color: var(--color-lk); }
.cc-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* --- 15. Impressum / Datenschutz ------------------------- */
.prose {
  max-width: 720px;
  margin: 0 auto;
}
.prose h1 { margin-bottom: 0.5rem; font-size: 1.5rem; }
.prose h2 { margin-top: 2rem; margin-bottom: 0.5rem; font-size: 1.1rem; color: var(--color-lk); }
.prose p, .prose li { font-size: 0.95rem; color: var(--color-text); }
.prose a { color: var(--color-link); }
.prose .breadcrumb { font-size: 0.85rem; color: var(--color-text-muted); margin-bottom: 2rem; }

/* --- 16. Utilities --------------------------------------- */
.text-muted { color: var(--color-text-muted); }
.text-sm { font-size: 0.85rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.flex-wrap { flex-wrap: wrap; }
.w-100 { width: 100%; }
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  border: 0;
}

/* GS notice badge */
.gs-notice {
  display: inline-block;
  background: #E8F5E9;
  border: 1px solid #A5D6A7;
  color: #2E7D32;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  margin-left: 0.5rem;
  vertical-align: middle;
}

/* --- 17. Info-Tipps (Glühbirne) -------------------------- */
.info-trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1.5px solid #D4AC0D;
  background: #FFFDE7;
  color: #A07800;
  font-size: 0.72rem;
  cursor: pointer;
  transition: background 0.15s, transform 0.15s;
  vertical-align: middle;
  flex-shrink: 0;
  padding: 0;
  line-height: 1;
  font-style: normal;
}
.info-trigger:hover { background: #FFF176; transform: scale(1.12); }
.info-trigger[aria-expanded="true"] { background: #FFF176; border-color: #B8860B; }

.info-bubble {
  display: none;
  position: fixed;
  z-index: 1050;
  width: 300px;
  max-width: calc(100vw - 2rem);
  background: #FFFEF7;
  border: 1.5px solid #F0D060;
  border-left: 3px solid #D4AC0D;
  border-radius: var(--radius);
  padding: 0.875rem 1rem;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--color-text);
  box-shadow: 0 6px 28px rgba(0,0,0,0.16), 0 1px 6px rgba(0,0,0,0.08);
}
.info-bubble.open {
  display: block;
  animation: fadeInStep 0.18s ease-out;
}
.info-bubble strong { color: #7A5500; }
.info-bubble ul { margin: 0.35rem 0 0.35rem 1.1rem; padding: 0; }
.info-bubble li { margin-bottom: 0.2rem; }
.info-bubble .info-title {
  font-weight: 700;
  color: #7A5500;
  margin-bottom: 0.4rem;
  display: block;
}

/* --- 18. Toast-Benachrichtigung -------------------------- */
#toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}
.toast {
  background: #1e293b;
  color: #fff;
  padding: 0.75rem 1.1rem;
  border-radius: var(--radius);
  font-size: 0.875rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  animation: toastIn 0.25s ease-out, toastOut 0.3s ease-in 2.5s forwards;
  pointer-events: auto;
  max-width: 320px;
}
.toast.toast-success { border-left: 3px solid #22c55e; }
.toast.toast-error   { border-left: 3px solid #ef4444; }
@keyframes toastIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes toastOut {
  from { opacity: 1; }
  to   { opacity: 0; }
}

/* --- 18. Responsive --------------------------------------- */
@media (max-width: 1024px) {
  .tiles-grid { grid-template-columns: repeat(3, 1fr); }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .builder-layout { grid-template-columns: 1fr; }
  .wizard-sidebar { position: static; }
  .wizard-step-items { display: flex; flex-direction: row; overflow-x: auto; }
  .wizard-step-item { border-bottom: none; border-right: 1px solid var(--color-border); flex-shrink: 0; }
  .start-options { grid-template-columns: repeat(2, 1fr); }
  .config-grid.wide { grid-template-columns: repeat(2, 1fr); }
  .form-group.span-3 { grid-column: span 2; }
  .config-meta-row { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  html, body { overflow-x: hidden; }
  main { padding: 1.25rem 0 2rem; }
  .page-intro { padding: 1.25rem 0; }
  .page-intro-text h1 { font-size: 1.35rem; }
  .page-intro-text p { font-size: 0.84rem; }
  .tiles-grid { grid-template-columns: repeat(2, 1fr); }
  .cards-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: var(--color-lk); padding: 0.5rem; z-index: 101; }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 0.75rem 1rem; }
  .nav-burger { display: flex; }
  .nav-inner { position: relative; }
  .page-intro .container { flex-direction: column; gap: 1rem; }
  .modal { max-height: 100vh; border-radius: 0; }
  .modal-backdrop { padding: 0; }
  .config-grid { grid-template-columns: 1fr; }
  .config-grid.wide { grid-template-columns: 1fr; }
  .form-group.span-2, .form-group.span-3 { grid-column: span 1; }
  .level-inputs { grid-template-columns: 1fr; }
  .pool-grid { grid-template-columns: 1fr; }
  .start-options { grid-template-columns: 1fr; }
  .export-grid { grid-template-columns: 1fr; }
  .stufen-labels-grid { grid-template-columns: 1fr; }
  .config-meta-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .tiles-grid { grid-template-columns: 1fr; }
  .tile-actions { flex-direction: column; }
  .tile-actions .btn { flex: none; width: 100%; }
}

/* --- 18. Print ------------------------------------------- */
@media print {
  .site-header, .site-footer, .filter-bar, .card-footer, .modal-footer, .btn { display: none !important; }
  body { background: #fff; }
  .raster-table { font-size: 8pt; }
  main { padding: 0; }
}

/* ── Builder: Hilfstext + Info-Bubble-Schließen ─────────── */
.form-hint-text { font-size: 0.78rem; color: #64748b; margin: 0.1rem 0 0.4rem; line-height: 1.4; }
.info-close-btn {
  float: right; margin: -2px -2px 6px 10px;
  background: none; border: none; cursor: pointer;
  font-size: 0.82rem; color: #94a3b8; padding: 2px 6px;
  border-radius: 4px; line-height: 1;
}
.info-close-btn:hover { background: #f1f5f9; color: #475569; }