/* ============================================================
   DeutschAR.EDU v3.0 — Stylesheet
   Design: Editorial Elegance · Light/Dark Toggle
   Author: AR
============================================================ */

/* ── FONTS loaded via <link> in HTML (with preconnects) ── */

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: 'Nunito', sans-serif; transition: background 0.3s, color 0.3s; overflow-x: hidden; }

/* ── GERMAN FLAG COLORS ── */
:root {
  --flag-black: #1A1A1A;
  --flag-red:   #DD0000;
  --flag-gold:  #F0C233;

  /* Article gender colors */
  --der:  #5B9BF5;
  --die:  #FF6B8A;
  --das:  #F0C233;

  /* Layout */
  --sidebar-w: 280px;
  --topbar-h: 56px;

  /* Transitions */
  --t: 0.2s ease;
}

/* ── SMOOTH THEME TRANSITION ──
   CSS variables don't animate themselves — this class forces a universal
   transition on every element for the duration of the theme switch,
   then JS removes it so it never interferes with other animations.      */
.theme-transitioning,
.theme-transitioning *,
.theme-transitioning *::before,
.theme-transitioning *::after {
  transition:
    background-color 0.4s ease,
    background     0.4s ease,
    color          0.4s ease,
    border-color   0.4s ease,
    box-shadow     0.4s ease,
    fill           0.4s ease,
    stroke         0.4s ease !important;
}

/* ── DARK THEME ── */
[data-theme="dark"] {
  --bg:          #0D1B2A;
  --bg-2:        #111F30;
  --bg-card:     #162640;
  --bg-hover:    #1C2F4A;
  --bg-sidebar:  #0A1520;
  --text:        #E8EDF5;
  --text-2:      #94A8BE;
  --text-muted:  #5C7A96;
  --border:      rgba(255,255,255,0.07);
  --accent:      #F0C233;
  --accent-2:    #DD0000;
  --shadow:      0 4px 24px rgba(0,0,0,0.4);
  --glow:        0 0 20px rgba(240,194,51,0.15);
}

/* ── LIGHT THEME ── */
[data-theme="light"] {
  --bg:          #FAF7F0;
  --bg-2:        #F2ECE2;
  --bg-card:     #FFFFFF;
  --bg-hover:    #F5EFE5;
  --bg-sidebar:  #EDE7DB;
  --text:        #1A1A2E;
  --text-2:      #4A4A65;
  --text-muted:  #8A8AA0;
  --border:      rgba(0,0,0,0.08);
  --accent:      #DD0000;
  --accent-2:    #B8860B;
  --shadow:      0 4px 24px rgba(0,0,0,0.08);
  --glow:        none;
}

body {
  background: var(--bg);
  color: var(--text);
}

/* ═══════════════════════════════════════
   SIDEBAR
═══════════════════════════════════════ */
.sidebar {
  position: fixed;
  top: 0; left: 0;
  width: var(--sidebar-w);
  height: 100vh;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 200;
  overflow: hidden;
  transition: transform 0.3s ease;
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 190;
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.25rem 0.75rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.sidebar-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.logo-text { color: var(--text); }
.logo-ar   { color: var(--flag-gold); }
.logo-edu  { color: var(--text-muted); font-size: 0.9em; }

.sidebar-close {
  display: none;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1rem;
  cursor: pointer;
  padding: 4px 8px;
}

.sidebar-search {
  padding: 0.75rem 1rem;
  position: relative;
  flex-shrink: 0;
  border-bottom: 1px solid var(--border);
}
.sidebar-search input {
  width: 100%;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.45rem 0.75rem 0.45rem 2rem;
  font-size: 0.8rem;
  font-family: 'Nunito', sans-serif;
  color: var(--text);
  outline: none;
  transition: border-color var(--t);
}
.sidebar-search input:focus { border-color: var(--accent); }
.sidebar-search input::placeholder { color: var(--text-muted); }
.search-icon {
  position: absolute;
  left: 1.6rem; top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 1rem;
  pointer-events: none;
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem 0;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.nav-home {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.25rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-2);
  text-decoration: none;
  transition: all var(--t);
  border-radius: 0 8px 8px 0;
  margin: 0.25rem 0.5rem 0.25rem 0;
}
.nav-home:hover, .nav-home.active { color: var(--accent); background: var(--bg-hover); }
.nav-icon { font-size: 1rem; }

/* Chapter groups */
.nav-chapter { margin: 0.25rem 0; }

.chapter-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text);
  font-family: 'Nunito', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  text-align: left;
  letter-spacing: 0.03em;
  transition: color var(--t);
}
.chapter-toggle:hover { color: var(--accent); }

.chapter-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: var(--accent);
  min-width: 20px;
}

.chapter-title {
  flex: 1;
}
.chapter-title em { font-style: italic; color: var(--text-muted); font-size: 0.85em; margin-left: 4px; }

.chapter-arrow {
  font-size: 1rem;
  color: var(--text-muted);
  transition: transform 0.2s;
  display: inline-block;
}
.chapter-toggle.collapsed .chapter-arrow { transform: rotate(-90deg); }

.chapter-items {
  overflow: hidden;
  transition: max-height 0.3s ease;
  max-height: 1100px;
}
.chapter-items.closed { max-height: 0; }

.nav-item {
  display: block;
  padding: 0.42rem 1.25rem 0.42rem 2.5rem;
  font-size: 0.82rem;
  color: var(--text-2);
  text-decoration: none;
  transition: all var(--t);
  border-left: 2px solid transparent;
  margin: 1px 0;
}
.nav-item:hover { color: var(--text); background: var(--bg-hover); }
.nav-item.active {
  color: var(--accent);
  border-left-color: var(--accent);
  background: var(--bg-hover);
}

.sidebar-footer {
  padding: 0.75rem 1.25rem;
  font-size: 0.72rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

/* ═══════════════════════════════════════
   MAIN WRAPPER & TOPBAR
═══════════════════════════════════════ */
.main-wrapper {
  margin-left: var(--sidebar-w);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--topbar-h);
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 1.5rem;
  gap: 1rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: all 0.3s;
}

.topbar-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.2rem;
  font-weight: 700;
  display: none;
}

.topbar-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.theme-toggle {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 0.3rem 0.7rem;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--t);
  color: var(--text);
}
.theme-toggle:hover { border-color: var(--accent); }

[data-theme="dark"]  .theme-icon-light { display: none; }
[data-theme="dark"]  .theme-icon-dark  { display: inline; }
[data-theme="light"] .theme-icon-dark  { display: none; }
[data-theme="light"] .theme-icon-light { display: inline; }

/* ── Theme Pill Toggle ── */
.theme-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 10px;
  cursor: pointer;
  font-size: 0.8rem;
  line-height: 1;
  color: var(--text-2);
  user-select: none;
  transition: border-color 0.3s ease, background 0.3s ease;
}
.theme-pill:hover { border-color: var(--accent); }
.theme-pill__track {
  position: relative;
  width: 34px;
  height: 19px;
  border-radius: 999px;
  background: rgba(240,194,51,0.15);
  border: 1px solid rgba(240,194,51,0.3);
  transition: background 0.35s ease, border-color 0.35s ease;
}
.theme-pill__thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--accent);
  transition: transform 0.35s cubic-bezier(0.34,1.56,0.64,1);
  box-shadow: 0 1px 4px rgba(0,0,0,0.3);
}
[data-theme="light"] .theme-pill__thumb { transform: translateX(15px); }
[data-theme="light"] .theme-pill__track {
  background: rgba(240,194,51,0.2);
  border-color: rgba(240,194,51,0.4);
}

/* ═══════════════════════════════════════
   CONTENT
═══════════════════════════════════════ */
.content {
  flex: 1;
  padding: 2rem 2rem 4rem;
  max-width: 1000px;
  margin: 0 auto;
  width: 100%;
}

/* ── CHAPTER DIVIDERS ── */
.chapter-divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 3rem 0 1.5rem;
  padding: 1rem 1.5rem;
  background: linear-gradient(135deg, var(--bg-2), transparent);
  border-left: 4px solid var(--accent);
  border-radius: 0 8px 8px 0;
}
.ch-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 2rem;
  font-weight: 500;
  color: var(--accent);
  opacity: 0.8;
  line-height: 1;
}
.ch-label {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.5rem;
  font-style: italic;
  color: var(--text);
  font-weight: 600;
}

/* ── CARDS ── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  margin-bottom: 1.5rem;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: box-shadow var(--t);
}
.card:hover { box-shadow: var(--shadow), var(--glow); }

.card-header {
  padding: 1.5rem 1.75rem 1rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.card-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  padding: 2px 10px;
  border-radius: 20px;
  margin-bottom: 0.4rem;
}

.card-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
}

.card-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.card-controls { display: flex; gap: 0.5rem; align-items: center; }

.card-body {
  padding: 1.5rem 1.75rem;
}

/* ── REVEAL ANIMATION ── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════════════════════════════
   HERO SECTION
═══════════════════════════════════════ */
.hero-section {
  position: relative;
  padding: 3rem 2rem 3rem;
  margin-bottom: 2rem;
  background: var(--bg-card);
  border-radius: 20px;
  border: 1px solid var(--border);
  overflow: hidden;
  min-height: 380px;
  display: flex;
  align-items: center;
}

.hero-flag {
  position: absolute;
  top: 0; left: 0;
  width: 6px;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.flag-stripe { flex: 1; }
.flag-stripe.black { background: #1A1A1A; }
.flag-stripe.red   { background: #DD0000; }
.flag-stripe.gold  { background: #F0C233; }

.hero-content {
  position: relative;
  z-index: 2;
  padding-left: 1.5rem;
  max-width: 560px;
}

.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.hero-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 1rem;
}
.hero-title em {
  font-style: italic;
  color: var(--accent);
}

.hero-subtitle {
  font-size: 1rem;
  color: var(--text-2);
  line-height: 1.6;
  margin-bottom: 1.75rem;
}
.hero-subtitle em { color: var(--accent); font-style: italic; font-weight: 600; }

.hero-stats {
  display: flex;
  gap: 2rem;
  margin-bottom: 1.5rem;
}
.stat { display: flex; flex-direction: column; align-items: center; }
.stat-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
.stat-label { font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; }

.gender-legend {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.legend-note { font-size: 0.78rem; color: var(--text-muted); }

.hero-decoration {
  position: absolute;
  right: 2rem; top: 50%;
  transform: translateY(-50%);
  width: 280px;
  height: 280px;
  pointer-events: none;
  z-index: 1;
}

.deco-circle {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--border);
}
.c1 { width: 200px; height: 200px; top: 50%; left: 50%; transform: translate(-50%,-50%); opacity: 0.4; }
.c2 { width: 280px; height: 280px; top: 50%; left: 50%; transform: translate(-50%,-50%); opacity: 0.15; }

.deco-word {
  position: absolute;
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-weight: 600;
  color: var(--text-muted);
  opacity: 0.35;
  animation: float 6s ease-in-out infinite;
}
.w1 { font-size: 1.8rem; top: 20%; left: 20%; animation-delay: 0s; }
.w2 { font-size: 1.4rem; top: 55%; left: 50%; animation-delay: 2s; }
.w3 { font-size: 1.6rem; top: 75%; left: 15%; animation-delay: 4s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ═══════════════════════════════════════
   HERO STATUS TICKER
═══════════════════════════════════════ */
.hero-ticker {
  position: absolute;
  bottom: 0;
  left: 0; right: 0;
  overflow: hidden;
  background: rgba(0,0,0,0.35);
  border-top: 1px solid rgba(255,255,255,0.07);
  height: 38px;
  display: flex;
  align-items: center;
}

[data-theme="light"] .hero-ticker {
  background: rgba(0,0,0,0.08);
  border-top: 1px solid rgba(0,0,0,0.08);
}

.ticker-track {
  display: flex;
  align-items: center;
  gap: 0;
  white-space: nowrap;
  animation: ticker-scroll 30s linear infinite;
  will-change: transform;
}

.ticker-track:hover { animation-play-state: paused; }

@keyframes ticker-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  letter-spacing: 0.04em;
  padding: 0 1.5rem;
}

[data-theme="light"] .ticker-item {
  color: rgba(26,26,46,0.7);
}

.ticker-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--flag-gold);
  box-shadow: 0 0 8px var(--flag-gold), 0 0 16px rgba(240,194,51,0.4);
  flex-shrink: 0;
  animation: dot-pulse 2s ease-in-out infinite;
}

@keyframes dot-pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 8px var(--flag-gold), 0 0 16px rgba(240,194,51,0.4); }
  50%       { opacity: 0.5; box-shadow: 0 0 4px var(--flag-gold); }
}

.ticker-item:nth-child(4n+1) .ticker-dot  { background: var(--flag-gold);  box-shadow: 0 0 8px var(--flag-gold); animation-delay: 0s; }
.ticker-item:nth-child(4n+2) .ticker-dot  { background: #3DE8A0; box-shadow: 0 0 8px rgba(61,232,160,0.8); animation-delay: 0.4s; }
.ticker-item:nth-child(4n+3) .ticker-dot  { background: var(--die);  box-shadow: 0 0 8px rgba(255,107,138,0.8); animation-delay: 0.8s; }
.ticker-item:nth-child(4n+4) .ticker-dot  { background: var(--der);  box-shadow: 0 0 8px rgba(91,155,245,0.8); animation-delay: 1.2s; }

.ticker-sep {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: rgba(255,255,255,0.2);
  padding: 0 0.2rem;
  flex-shrink: 0;
}

[data-theme="light"] .ticker-sep { color: rgba(0,0,0,0.18); }

/* ═══════════════════════════════════════
   GENDER BADGES
═══════════════════════════════════════ */
.gender-badge {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 20px;
  letter-spacing: 0.05em;
}
.gender-badge.der { background: color-mix(in srgb, var(--der) 18%, transparent); color: var(--der); border: 1px solid color-mix(in srgb, var(--der) 30%, transparent); }
.gender-badge.die { background: color-mix(in srgb, var(--die) 18%, transparent); color: var(--die); border: 1px solid color-mix(in srgb, var(--die) 30%, transparent); }
.gender-badge.das { background: color-mix(in srgb, var(--das) 18%, transparent); color: var(--das); border: 1px solid color-mix(in srgb, var(--das) 30%, transparent); }

.der-text { color: var(--der) !important; font-weight: 600; }
.die-text { color: var(--die) !important; font-weight: 600; }
.das-text { color: var(--das) !important; font-weight: 600; }

/* ═══════════════════════════════════════
   SHARED COMPONENTS
═══════════════════════════════════════ */

/* Info block */
.info-block {
  background: var(--bg-hover);
  border-left: 3px solid var(--accent);
  border-radius: 0 8px 8px 0;
  padding: 0.85rem 1.2rem;
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--text-2);
  margin-bottom: 1.25rem;
}
.info-block strong { color: var(--text); }

/* Tip block */
.tip-block {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  background: color-mix(in srgb, var(--flag-gold) 8%, transparent);
  border: 1px solid color-mix(in srgb, var(--flag-gold) 20%, transparent);
  border-radius: 10px;
  padding: 0.85rem 1.1rem;
  font-size: 0.85rem;
  color: var(--text-2);
  margin-top: 1rem;
  line-height: 1.6;
}
.tip-icon { font-size: 1rem; flex-shrink: 0; margin-top: 1px; }
.tip-block strong { color: var(--text); }

/* Grammar formula display */
.grammar-formula {
  background: color-mix(in srgb, var(--flag-red) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--flag-red) 25%, transparent);
  border-radius: 8px;
  padding: 0.65rem 1.1rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  color: var(--text-2);
  margin-bottom: 0.75rem;
}

/* Sub-headings */
.sub-heading {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.75rem;
}
.sub-heading em { font-style: italic; color: var(--accent); }

/* Two col */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

/* Vocab list (de + en) */
.vocab-list { display: flex; flex-direction: column; gap: 2px; }
.vocab-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.45rem 0.75rem;
  border-radius: 6px;
  font-size: 0.85rem;
  transition: background var(--t);
}
.vocab-row:hover { background: var(--bg-hover); }
.vocab-row.accent { background: color-mix(in srgb, var(--accent) 5%, transparent); }
.vocab-row.highlight-row { color: var(--accent); font-weight: 600; }
.vocab-row .de { font-weight: 600; color: var(--text); }
.vocab-row .en { color: var(--text-muted); font-size: 0.82rem; }

/* Data tables */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
  margin-top: 0.5rem;
}
.data-table th {
  text-align: left;
  padding: 0.6rem 0.85rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}
.data-table td {
  padding: 0.6rem 0.85rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-2);
  line-height: 1.4;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: var(--bg-hover); }
.data-table td.mono { font-family: 'JetBrains Mono', monospace; font-size: 0.82rem; color: var(--text); }

.pronunciation-table-wrap, .noun-table-wrap { overflow-x: auto; margin-top: 1rem; }

/* ═══════════════════════════════════════
   ALPHABET
═══════════════════════════════════════ */
.alphabet-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}
.alpha-card {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  transition: border-color var(--t);
}
.alpha-card:hover { border-color: var(--accent); }
.alpha-letter {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
.alpha-sound { font-size: 0.78rem; color: var(--text-2); }
.alpha-example { font-size: 0.75rem; color: var(--text-muted); font-style: italic; }

/* ═══════════════════════════════════════
   NUMBERS
═══════════════════════════════════════ */
.number-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}
.num-item {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem 0.6rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  transition: all var(--t);
}
.num-item:hover { border-color: var(--accent); transform: translateY(-2px); }
.num-item .num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  color: var(--accent);
  font-weight: 500;
}
.num-item .de { font-size: 0.8rem; color: var(--text-2); font-weight: 600; }

/* ═══════════════════════════════════════
   PHRASES
═══════════════════════════════════════ */
.phrase-list { display: flex; flex-direction: column; gap: 0.5rem; }
.phrase-card {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.75rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 2px;
  transition: border-color var(--t);
  border-left: 3px solid var(--flag-red);
}
.phrase-card.informal { border-left-color: var(--flag-gold); }
.phrase-card:hover { border-color: var(--accent); border-left-color: var(--accent); }
.phrase-de { font-weight: 700; font-size: 0.95rem; color: var(--text); }
.phrase-en { font-size: 0.82rem; color: var(--text-2); }
.phrase-note { font-size: 0.72rem; color: var(--text-muted); font-style: italic; }

.phrase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.5rem;
  margin-top: 0.75rem;
}
.pg-item {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.6rem 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 0.82rem;
}
.pg-item .de { font-weight: 700; color: var(--text); }
.pg-item .en { color: var(--text-muted); }

/* ═══════════════════════════════════════
   COLORS
═══════════════════════════════════════ */
.colors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 0.75rem;
}
.color-item {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  transition: all var(--t);
}
.color-item:hover { transform: translateY(-3px); box-shadow: 0 6px 20px rgba(0,0,0,0.15); }
.color-swatch {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--c);
  border: 2px solid rgba(255,255,255,0.1);
}
.color-item .de { font-weight: 700; font-size: 0.88rem; color: var(--text); }
.color-item .en { font-size: 0.76rem; color: var(--text-muted); }

/* ═══════════════════════════════════════
   ARTICLES / GENDER CARDS
═══════════════════════════════════════ */
.gender-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.gender-card {
  border-radius: 12px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  border: 1px solid;
}
.der-card { background: color-mix(in srgb, var(--der) 8%, transparent); border-color: color-mix(in srgb, var(--der) 25%, transparent); }
.die-card { background: color-mix(in srgb, var(--die) 8%, transparent); border-color: color-mix(in srgb, var(--die) 25%, transparent); }
.das-card { background: color-mix(in srgb, var(--das) 8%, transparent); border-color: color-mix(in srgb, var(--das) 25%, transparent); }

.gc-article {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
}
.der-card .gc-article { color: var(--der); }
.die-card .gc-article { color: var(--die); }
.das-card .gc-article { color: var(--das); }

.gc-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  font-weight: 700;
}
.gc-examples {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin: 0.25rem 0;
}
.gc-examples span { font-size: 0.82rem; color: var(--text-2); }
.gc-tips p { font-size: 0.78rem; color: var(--text-muted); line-height: 1.5; }
.gc-tips strong { color: var(--text); }

.gender-key {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.gk-label { font-size: 0.78rem; color: var(--text-muted); margin-right: 0.75rem; }

/* ═══════════════════════════════════════
   CASES
═══════════════════════════════════════ */
.cases-overview {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}
.case-block {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.case-name {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent);
}
.case-role { font-size: 0.82rem; font-weight: 600; color: var(--text); }
.case-example { font-size: 0.78rem; color: var(--text-muted); font-style: italic; }
.case-example em { color: var(--accent); font-style: normal; font-weight: 700; }

/* ═══════════════════════════════════════
   CONJUGATION TABLES
═══════════════════════════════════════ */
.conj-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.conj-table th {
  padding: 0.55rem 1rem;
  text-align: left;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  background: var(--bg-hover);
}
.conj-table td {
  padding: 0.55rem 1rem;
  border-top: 1px solid var(--border);
  color: var(--text-2);
}
.conj-table tr:hover td { background: var(--bg-hover); }
.conj-table .pronoun {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: var(--text-muted);
  min-width: 120px;
}
.conj-table .conj-form {
  font-weight: 700;
  color: var(--text);
}
.conj-table .conj-form.irregular {
  color: var(--flag-gold);
}

/* ═══════════════════════════════════════
   MODAL VERBS
═══════════════════════════════════════ */
.modal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0.75rem;
}
.modal-card {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  transition: border-color var(--t);
}
.modal-card:hover { border-color: var(--accent); }
.modal-verb {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent);
}
.modal-meaning { font-size: 0.8rem; color: var(--text-2); font-weight: 600; }
.modal-ex { font-size: 0.8rem; color: var(--text-muted); font-style: italic; margin-top: 0.25rem; strong { color: var(--accent); font-style: normal; } }

/* ═══════════════════════════════════════
   WORD ORDER
═══════════════════════════════════════ */
.wordorder-examples { display: flex; flex-direction: column; gap: 1rem; }
.wo-row { display: flex; flex-direction: column; gap: 0.5rem; }
.wo-boxes { display: flex; gap: 0.35rem; flex-wrap: wrap; }
.wo-box {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.4rem 0.75rem;
  font-size: 0.88rem;
  color: var(--text-2);
  font-weight: 500;
}
.wo-box.pos1 { border-color: var(--flag-gold); color: var(--flag-gold); }
.wo-box.verb { border-color: var(--flag-red); color: var(--flag-red); font-weight: 700; }
.wo-en { font-size: 0.8rem; color: var(--text-muted); padding-left: 0.25rem; }

/* ═══════════════════════════════════════
   WORD BANK — NOUNS
═══════════════════════════════════════ */
.filter-input {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.4rem 0.75rem;
  font-size: 0.82rem;
  font-family: 'Nunito', sans-serif;
  color: var(--text);
  outline: none;
  transition: border-color var(--t);
  min-width: 200px;
}
.filter-input:focus { border-color: var(--accent); }
.filter-input::placeholder { color: var(--text-muted); }

/* ═══════════════════════════════════════
   WORD BANK — VERBS
═══════════════════════════════════════ */
.verbs-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
}
.verb-card {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color var(--t);
}
.verb-card:hover { border-color: var(--accent); }
.verb-card-header {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.verb-infinitive {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--accent);
}
.verb-english {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-style: italic;
}
.verb-type {
  font-size: 0.68rem;
  font-family: 'JetBrains Mono', monospace;
  padding: 2px 8px;
  border-radius: 10px;
}
.verb-type.regular { background: color-mix(in srgb, #44BB44 15%, transparent); color: #44BB44; }
.verb-type.irregular { background: color-mix(in srgb, var(--flag-red) 15%, transparent); color: var(--flag-red); }

.verb-conj-table {
  width: 100%;
  font-size: 0.78rem;
}
.verb-conj-table td {
  padding: 0.35rem 0.85rem;
  border-bottom: 1px solid var(--border);
}
.verb-conj-table tr:last-child td { border-bottom: none; }
.verb-conj-table .vct-pronoun {
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-muted);
  width: 40%;
}
.verb-conj-table .vct-form {
  font-weight: 700;
  color: var(--text);
}

/* ═══════════════════════════════════════
   TOOLS
═══════════════════════════════════════ */
.tool-search-wrap {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.tool-input {
  flex: 1;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.6rem 1rem;
  font-size: 0.9rem;
  font-family: 'Nunito', sans-serif;
  color: var(--text);
  outline: none;
  transition: border-color var(--t);
  min-width: 200px;
}
.tool-input:focus { border-color: var(--accent); }
.tool-input::placeholder { color: var(--text-muted); }

.tool-btn {
  background: var(--accent);
  color: #1A1A1A;
  border: none;
  border-radius: 10px;
  padding: 0.6rem 1.4rem;
  font-family: 'Nunito', sans-serif;
  font-weight: 700;
  font-size: 0.88rem;
  cursor: pointer;
  transition: all var(--t);
}
.tool-btn:hover { opacity: 0.85; transform: translateY(-1px); }

.search-filters {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.filter-btn {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 0.35rem 0.9rem;
  font-size: 0.78rem;
  font-family: 'Nunito', sans-serif;
  font-weight: 600;
  color: var(--text-2);
  cursor: pointer;
  transition: all var(--t);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--accent);
  color: #1A1A1A;
  border-color: var(--accent);
}

.search-results { min-height: 80px; }
.search-hint { color: var(--text-muted); font-size: 0.85rem; padding: 1.5rem 0; text-align: center; }

.search-result-item {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.85rem 1rem;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: border-color var(--t);
}
.search-result-item:hover { border-color: var(--accent); }
.sri-type {
  font-size: 0.68rem;
  font-family: 'JetBrains Mono', monospace;
  padding: 2px 8px;
  border-radius: 10px;
  background: var(--bg-card);
  color: var(--text-muted);
  min-width: 70px;
  text-align: center;
}
.sri-de { font-weight: 700; color: var(--text); font-size: 0.92rem; flex: 1; }
.sri-en { color: var(--text-muted); font-size: 0.82rem; }

/* GENDER QUIZ */
.quiz-wrap { max-width: 500px; margin: 0 auto; text-align: center; }
.quiz-score-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-2);
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.quiz-score-bar strong { color: var(--accent); }
.quiz-reset {
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  cursor: pointer;
  color: var(--text-muted);
  font-family: 'Nunito', sans-serif;
}
.quiz-reset:hover { border-color: var(--flag-red); color: var(--flag-red); }

.quiz-word-display {
  margin-bottom: 1.5rem;
}
.quiz-noun {
  display: block;
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.25rem;
}
.quiz-en {
  display: block;
  font-size: 0.88rem;
  color: var(--text-muted);
  font-style: italic;
}

.quiz-choices {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.quiz-choice {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  font-weight: 700;
  padding: 0.65rem 2rem;
  border-radius: 12px;
  border: 2px solid;
  cursor: pointer;
  transition: all var(--t);
  background: transparent;
}
.quiz-choice.der { color: var(--der); border-color: var(--der); }
.quiz-choice.die { color: var(--die); border-color: var(--die); }
.quiz-choice.das { color: var(--das); border-color: var(--das); }
.quiz-choice.der:hover { background: color-mix(in srgb, var(--der) 15%, transparent); }
.quiz-choice.die:hover { background: color-mix(in srgb, var(--die) 15%, transparent); }
.quiz-choice.das:hover { background: color-mix(in srgb, var(--das) 15%, transparent); }
.quiz-choice.correct { opacity: 1; }
.quiz-choice.wrong { opacity: 0.4; }

.quiz-feedback {
  min-height: 2rem;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1rem;
}
.quiz-feedback.correct-msg { color: #44BB44; }
.quiz-feedback.wrong-msg { color: var(--flag-red); }

/* VERB CONJUGATOR */
.conj-result { margin-top: 1rem; }
.conj-result-card {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  max-width: 400px;
}
.conj-result-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.conj-result-verb {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent);
}
.conj-result-en { font-size: 0.82rem; color: var(--text-muted); font-style: italic; }

/* ═══════════════════════════════════════
   BACK TO TOP
═══════════════════════════════════════ */
.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 42px; height: 42px;
  background: var(--accent);
  color: #1A1A1A;
  border: none;
  border-radius: 50%;
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
  transition: all var(--t);
  opacity: 0;
  pointer-events: none;
  z-index: 150;
}
.back-to-top.visible { opacity: 1; pointer-events: all; }
.back-to-top:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,0.3); }

/* ── highlight ── */
.highlight {
  background: color-mix(in srgb, var(--accent) 15%, transparent);
  color: var(--accent);
  padding: 1px 6px;
  border-radius: 4px;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.88em;
}

/* ═══════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════ */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .sidebar-close { display: block; }
  .sidebar-overlay.open { display: block; }

  .main-wrapper { margin-left: 0; }
  .topbar-logo { display: block; }
  .hamburger { display: flex; }

  .content { padding: 1.25rem 1rem 3rem; }

  .hero-section { min-height: auto; padding: 2rem 1.25rem; }
  .hero-content { padding-left: 1rem; }
  .hero-decoration { display: none; }
  .hero-title { font-size: 2.2rem; }

  .two-col { grid-template-columns: 1fr; gap: 1.25rem; }
  .gender-cards { grid-template-columns: 1fr; }
  .cases-overview { grid-template-columns: 1fr; }
  .verbs-container { grid-template-columns: 1fr; }
  .number-grid { grid-template-columns: repeat(3, 1fr); }
  .card-header { flex-direction: column; align-items: flex-start; }
  .chapter-divider { margin: 2rem 0 1rem; }

  .quiz-choice { padding: 0.55rem 1.4rem; }

  /* ── NEW SECTIONS RESPONSIVE ── */
  .phrase-list { gap: 0.5rem; }
  .phrase-card { padding: 0.6rem 0.8rem; }
  .phrase-card .phrase-de { font-size: 0.88rem; }
  .phrase-card .phrase-en { font-size: 0.78rem; }

  .vocab-list { gap: 0; }
  .vocab-row { padding: 0.35rem 0; font-size: 0.85rem; }

  .countries-grid { grid-template-columns: 1fr; }
  .country-group { padding: 0.8rem; }

  .sep-prefix-row { grid-template-columns: 70px 1fr; }
  .sep-pfx-ex { display: none; }

  .modal-grid { grid-template-columns: 1fr; }
  .modal-card { padding: 0.8rem; }

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

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

  .filter-btn { padding: 0.5rem 0.8rem; min-height: 44px; }
  .theme-toggle { min-height: 44px; padding: 0.4rem 0.9rem; }
  .nav-item { min-height: 44px; display: flex; align-items: center; }
  .quiz-choice { min-height: 44px; }
}

@media (max-width: 480px) {
  .number-grid { grid-template-columns: repeat(2, 1fr); }
  .phrase-grid { grid-template-columns: 1fr; }
  .colors-grid { grid-template-columns: repeat(3, 1fr); }
  .modal-grid { grid-template-columns: 1fr; }

  .prep-grid { grid-template-columns: 1fr; }
  .opposites-grid { grid-template-columns: 1fr; }
  .countries-grid { grid-template-columns: 1fr; }
  .sep-prefix-row { grid-template-columns: 60px 1fr; font-size: 0.78rem; }
  .vocab-row .de, .vocab-row .en { font-size: 0.82rem; }
  .phrase-card .phrase-de { font-size: 0.84rem; }
  .data-table { font-size: 0.8rem; }
  .hero-title { font-size: 2rem; }
  .stat-num { font-size: 1.6rem; }
}

/* ── NEW v1.1 ADDITIONS ── */

/* Opposite badge in word tables */
.opposite-badge {
  display: inline-block;
  color: var(--accent);
  font-size: 0.78rem;
  font-family: 'JetBrains Mono', monospace;
  background: rgba(240,194,51,0.08);
  padding: 1px 7px;
  border-radius: 4px;
  border: 1px solid rgba(240,194,51,0.2);
}

/* Time prepositions blocks */
.time-preps { display: flex; flex-direction: column; gap: 0.6rem; }
.time-prep-block {
  display: grid;
  grid-template-columns: 80px 1fr;
  grid-template-rows: auto auto;
  gap: 0 0.75rem;
  background: var(--bg-hover);
  border-radius: 8px;
  padding: 0.6rem 0.8rem;
  border-left: 3px solid var(--accent);
}
.time-prep-word {
  grid-row: 1 / 3;
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  display: flex;
  align-items: center;
}
.time-prep-rule {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.time-prep-ex {
  font-size: 0.88rem;
  color: var(--text-2);
  font-style: italic;
}

/* Conjugator two-column Präsens + Präteritum */
.conj-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 0.8rem;
}
@media (max-width: 560px) { .conj-two-col { grid-template-columns: 1fr; } }

.conj-tense-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid var(--border);
}

.vct-form.praeteritum { color: #FF8C00; }

/* Verb card in word bank - also show praeteritum toggle hint */
.verb-card-header { position: relative; }

/* ── PREPOSITIONS ── */
.prep-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
  margin-top: 0.8rem;
}
.prep-card {
  background: var(--bg-hover);
  border-radius: 10px;
  padding: 0.8rem 1rem;
  border-left: 3px solid var(--der);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.prep-card.movement { border-left-color: var(--die); }
.prep-word {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--accent);
}
.prep-en { font-size: 0.82rem; color: var(--text-2); font-weight: 600; }
.prep-ex { font-size: 0.8rem; color: var(--text-muted); font-style: italic; margin-top: 0.2rem; }
.prep-note { font-size: 0.72rem; color: var(--text-muted); opacity: 0.7; }

/* ── MODAL CARD ENHANCED ── */
.modal-card-top { display: flex; flex-direction: column; gap: 0.15rem; margin-bottom: 0.4rem; }
.modal-function { font-size: 0.75rem; color: var(--text-muted); font-style: italic; margin-bottom: 0.35rem; border-bottom: 1px solid var(--border); padding-bottom: 0.35rem; }
.modal-ex + .modal-ex { margin-top: 0.2rem; }

/* ── OPPOSITES GRID ── */
.opposites-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.6rem;
  margin-top: 0.8rem;
}
.opp-pair {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-hover);
  border-radius: 8px;
  padding: 0.55rem 0.8rem;
  font-size: 0.88rem;
}
.opp-word { font-weight: 700; flex: 1; }
.opp-arrow { color: var(--accent); font-weight: 700; font-size: 0.9rem; flex-shrink: 0; }

/* ── SEPARABLE VERBS ── */
.sep-rule-block { display: flex; flex-direction: column; gap: 0.7rem; margin-top: 0.5rem; }
.sep-example-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.sep-infinitive {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.95rem;
  color: var(--text-muted);
  min-width: 130px;
}
.sep-infinitive strong { color: var(--text); }
.sep-arrow { color: var(--accent); font-weight: 700; font-size: 1rem; }
.sep-split { font-size: 0.9rem; color: var(--text-2); }
.sep-base { color: var(--der); font-weight: 700; }
.sep-prefix { color: var(--accent); font-weight: 700; }

.sep-prefix-list { display: flex; flex-direction: column; gap: 0.5rem; margin-top: 0.5rem; }
.sep-prefix-row {
  display: grid;
  grid-template-columns: 80px 1fr 1fr;
  gap: 0.5rem;
  align-items: center;
  padding: 0.45rem 0.7rem;
  background: var(--bg-hover);
  border-radius: 8px;
  font-size: 0.83rem;
}
.sep-pfx-badge {
  display: inline-block;
  background: var(--accent);
  color: #000;
  font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  padding: 2px 7px;
  border-radius: 5px;
  white-space: nowrap;
}
.sep-pfx-badge.sm { font-size: 0.65rem; padding: 1px 5px; }
.sep-pfx-meaning { color: var(--text-2); }
.sep-pfx-ex { color: var(--text-muted); font-style: italic; font-size: 0.78rem; }

.sep-table .sep-inf-cell {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text-2);
}
.sep-pfx-hi {
  color: var(--accent);
  font-weight: 700;
}
.sep-conj-info { padding: 0.8rem; background: var(--bg-hover); border-radius: 8px; margin-top: 0.6rem; }

/* ── COUNTRIES ── */
.countries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.2rem;
  margin-top: 0.8rem;
}
.country-group {
  background: var(--bg-hover);
  border-radius: 12px;
  padding: 1rem;
}
.country-group-title {
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--accent);
  letter-spacing: .04em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.country-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.3rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}
.country-row:last-child { border-bottom: none; }
.country-de { font-weight: 600; color: var(--text); }
.country-en { color: var(--text-muted); font-size: 0.8rem; }

/* ── FOOTER CREDIT ── */
.footer-credit {
  font-size: 0.72rem;
  color: var(--text-muted);
  opacity: 0.7;
  margin-top: 0.2rem;
}
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.footer-contact a {
  font-size: 0.68rem;
  color: var(--text-muted);
  text-decoration: none;
  opacity: 0.75;
  transition: opacity 0.2s, color 0.2s;
}
.footer-contact a:hover {
  opacity: 1;
  color: var(--flag-gold);
}

/* ═══════════════════════════════════════
   V2.0 — NEW FEATURE STYLES
═══════════════════════════════════════ */

/* ── SMOOTHER THEME TRANSITION (scoped — NOT using *) ── */
body, .sidebar, .topbar, .content, .card, .card-header, .card-body,
.chapter-divider, .nav-item, .nav-home, .chapter-toggle,
.wotd-bar, .stats-dashboard, .stat-card, .stat-card-bar-fill,
.vocab-row, .phrase-card, .alpha-card, .num-item, .modal-card,
.case-block, .country-group, .prep-card, .sep-prefix-row,
.conj-table td, .data-table td, .data-table th,
.quiz-choice, .filter-btn, .tool-btn, .tool-input,
.theme-toggle, .search-trigger, .back-to-top,
.flashcard-front, .flashcard-back,
.match-card, .fitb-blank, .bookmarks-panel,
.search-modal, .search-modal-item, .smi-type {
  transition:
    background-color 0.35s ease,
    border-color 0.35s ease,
    color 0.35s ease,
    box-shadow 0.35s ease;
}

/* Keep transform-based transitions separate so they don't get overridden */
.hamburger span { transition: transform 0.3s ease, background-color 0.35s ease; }
.chapter-arrow  { transition: transform 0.2s ease; }
.back-to-top    { transition: opacity 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease; }

/* Reveal animation stays at its own speed */
.reveal {
  transition: opacity 0.6s ease, transform 0.6s ease !important;
}

/* ── CARDS: subtle top-accent line ── */
.card {
  position: relative;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent 70%);
  border-radius: 16px 16px 0 0;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.card:hover::before {
  opacity: 1;
}

/* ── CHAPTER DIVIDERS: glowing left border ── */
.chapter-divider {
  position: relative;
  overflow: hidden;
}
.chapter-divider::after {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent), 0 0 24px rgba(240,194,51,0.3);
  border-radius: 0 2px 2px 0;
}

/* ── VERB BANK: irregular form highlight ── */
.vct-form.irregular { color: var(--flag-gold) !important; font-style: italic; }

/* ── STATS DASHBOARD: number glow ── */
.stat-card-num {
  text-shadow: 0 0 20px color-mix(in srgb, var(--accent) 40%, transparent);
}

/* ── HERO TICKER: LIVE badge ── */
.ticker-live-badge {
  flex-shrink: 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--flag-gold);
  background: rgba(240,194,51,0.12);
  border-right: 1px solid rgba(240,194,51,0.25);
  padding: 0 1rem;
  height: 100%;
  display: flex;
  align-items: center;
  white-space: nowrap;
  gap: 0.4rem;
}
[data-theme="light"] .ticker-live-badge {
  color: #B8860B;
  background: rgba(184,134,11,0.08);
  border-right-color: rgba(184,134,11,0.2);
}

/* ── HERO SECTION: add bottom padding to prevent ticker overlap ── */
.hero-section {
  padding-bottom: calc(38px + 1.5rem) !important;
}

/* ── CTRL+K SEARCH OVERLAY ── */
.search-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  z-index: 999;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  align-items: flex-start;
  justify-content: center;
  padding-top: 10vh;
}
.search-overlay.open { display: flex; }

.search-modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: 100%;
  max-width: 600px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.5);
  overflow: hidden;
  animation: searchDrop 0.2s ease;
}
@keyframes searchDrop {
  from { opacity: 0; transform: translateY(-12px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.search-modal-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
}
.search-modal-icon { font-size: 1.1rem; color: var(--text-muted); flex-shrink: 0; }
.search-modal-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  font-family: 'Nunito', sans-serif;
  font-size: 1rem;
  color: var(--text);
}
.search-modal-input::placeholder { color: var(--text-muted); }
.search-modal-close {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 0.72rem;
  padding: 3px 8px;
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
}

.search-modal-results {
  max-height: 420px;
  overflow-y: auto;
  padding: 0.5rem;
}
.search-modal-hint {
  padding: 2rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}
.search-modal-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 0.85rem;
  border-radius: 8px;
  cursor: pointer;
  transition: background var(--t);
  text-decoration: none;
}
.search-modal-item:hover, .search-modal-item.active {
  background: var(--bg-hover);
}
.smi-type {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  padding: 2px 7px;
  border-radius: 10px;
  white-space: nowrap;
  flex-shrink: 0;
}
.smi-de { font-weight: 700; color: var(--text); font-size: 0.9rem; }
.smi-en { color: var(--text-muted); font-size: 0.82rem; margin-left: auto; }
.search-modal-footer {
  padding: 0.6rem 1.25rem;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 1rem;
  font-size: 0.72rem;
  color: var(--text-muted);
}
.smf-key {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.smf-key kbd {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: var(--text-2);
}

/* Ctrl+K trigger in topbar */
.search-trigger {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.3rem 0.75rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  cursor: pointer;
  font-family: 'Nunito', sans-serif;
  transition: border-color var(--t);
}
.search-trigger:hover { border-color: var(--accent); color: var(--text); }
.search-trigger kbd {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
  color: var(--text-muted);
}

/* ── BOOKMARK BUTTON ── */
.bookmark-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 0.95rem;
  padding: 0.3rem 0.55rem;
  cursor: pointer;
  transition: all var(--t);
  flex-shrink: 0;
}
.bookmark-btn:hover { border-color: var(--flag-gold); color: var(--flag-gold); }
.bookmark-btn.bookmarked { color: var(--flag-gold); border-color: var(--flag-gold); background: color-mix(in srgb, var(--flag-gold) 12%, transparent); }

/* ── WORD OF THE DAY (hero area) ── */
.wotd-bar {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: 12px;
  padding: 0.85rem 1.25rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.wotd-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  white-space: nowrap;
}
.wotd-de {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
}
.wotd-article { color: var(--accent); margin-right: 0.2rem; }
.wotd-en {
  font-size: 0.88rem;
  color: var(--text-muted);
}
.wotd-new-btn {
  margin-left: auto;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 0.78rem;
  padding: 0.3rem 0.65rem;
  cursor: pointer;
  font-family: 'Nunito', sans-serif;
  transition: all var(--t);
}
.wotd-new-btn:hover { border-color: var(--accent); color: var(--accent); }

/* ── STATS DASHBOARD ── */
.stats-dashboard {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.25rem 1.75rem;
  margin-bottom: 1.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1.25rem;
}
.stats-dashboard-title {
  grid-column: 1 / -1;
  font-family: 'Cormorant Garamond', serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.25rem;
}
.stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  background: var(--bg-hover);
  border-radius: 12px;
  padding: 1rem 0.75rem;
  text-align: center;
}
.stat-card-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
.stat-card-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}
.stat-card-bar {
  width: 100%;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  margin-top: 0.4rem;
  overflow: hidden;
}
.stat-card-bar-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.6s ease;
}

/* ── PROGRESS TRACKER ── */
.progress-tracker-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0;
}
.progress-check {
  width: 22px; height: 22px;
  border: 2px solid var(--border);
  border-radius: 50%;
  background: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: transparent;
  transition: all var(--t);
  flex-shrink: 0;
}
.progress-check.done {
  border-color: var(--accent);
  background: var(--accent);
  color: #000;
}
.progress-check:hover:not(.done) { border-color: var(--accent); }

.section-progress-bar {
  flex: 1;
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}
.section-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--flag-gold), var(--flag-red));
  border-radius: 3px;
  transition: width 0.5s ease;
}
.progress-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  white-space: nowrap;
  font-family: 'JetBrains Mono', monospace;
}

/* ── FLASHCARD TOOL ── */
.flashcard-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}
.flashcard-controls-top {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}
.flashcard-filter-btn {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 0.3rem 0.85rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  cursor: pointer;
  font-family: 'Nunito', sans-serif;
  transition: all var(--t);
}
.flashcard-filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #000;
  font-weight: 700;
}
.flashcard-filter-btn--weak {
  border-color: #c0392b;
  color: #e67e22;
}
.flashcard-filter-btn--weak.active {
  background: #c0392b;
  border-color: #c0392b;
  color: #fff;
}

.flashcard {
  width: 100%;
  max-width: 420px;
  min-height: 200px;
  perspective: 1000px;
  cursor: pointer;
  user-select: none;
}
.flashcard-inner {
  position: relative;
  width: 100%;
  height: 200px;
  transform-style: preserve-3d;
  transition: transform 0.5s ease;
}
.flashcard.flipped .flashcard-inner { transform: rotateY(180deg); }

.flashcard-front, .flashcard-back {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: 16px;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1.5rem;
  background: var(--bg-card);
  box-shadow: var(--shadow);
}
.flashcard-back { transform: rotateY(180deg); background: color-mix(in srgb, var(--accent) 8%, var(--bg-card)); }

.flashcard-word {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--text);
  text-align: center;
}
.flashcard-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}
.flashcard-article {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}
.flashcard-translation {
  font-size: 1.15rem;
  color: var(--text-2);
  text-align: center;
}
.flashcard-extra {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-style: italic;
}

.flashcard-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.flashcard-nav-btn {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 40px; height: 40px;
  font-size: 1rem;
  cursor: pointer;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--t);
}
.flashcard-nav-btn:hover { border-color: var(--accent); color: var(--accent); }
.flashcard-counter {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  color: var(--text-muted);
  min-width: 60px;
  text-align: center;
}
.flashcard-flip-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

/* ── FILL IN THE BLANK ── */
.fitb-wrap { display: flex; flex-direction: column; gap: 1rem; }
.fitb-sentence {
  background: var(--bg-hover);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  font-size: 1rem;
  color: var(--text);
  line-height: 2;
}
.fitb-blank {
  display: inline-block;
  border-bottom: 2px solid var(--accent);
  min-width: 80px;
  text-align: center;
  margin: 0 4px;
  position: relative;
}
.fitb-blank input {
  border: none;
  background: none;
  outline: none;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  text-align: center;
  width: 100%;
  min-width: 70px;
}
.fitb-blank.correct { border-color: #4CAF50; }
.fitb-blank.wrong   { border-color: var(--flag-red); }

.fitb-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.fitb-check-btn {
  background: var(--accent);
  border: none;
  border-radius: 8px;
  color: #000;
  font-weight: 700;
  padding: 0.5rem 1.25rem;
  cursor: pointer;
  font-family: 'Nunito', sans-serif;
  font-size: 0.88rem;
  transition: opacity var(--t);
}
.fitb-check-btn:hover { opacity: 0.85; }
.fitb-next-btn, .fitb-hint-btn {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-2);
  font-weight: 600;
  padding: 0.5rem 1rem;
  cursor: pointer;
  font-family: 'Nunito', sans-serif;
  font-size: 0.88rem;
  transition: all var(--t);
}
.fitb-next-btn:hover, .fitb-hint-btn:hover { border-color: var(--accent); color: var(--accent); }
.fitb-score-row {
  display: flex;
  gap: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 0.25rem 0;
}
.fitb-score-row strong { color: var(--accent); }

/* ── MATCHING GAME ── */
.match-game-wrap { display: flex; flex-direction: column; gap: 1rem; }
.match-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
.match-col { display: flex; flex-direction: column; gap: 0.5rem; }
.match-col-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}
.match-card {
  padding: 0.6rem 1rem;
  border-radius: 10px;
  border: 2px solid var(--border);
  background: var(--bg-hover);
  cursor: pointer;
  font-size: 0.88rem;
  transition: all var(--t);
  text-align: center;
  color: var(--text);
  font-weight: 600;
}
.match-card:hover { border-color: var(--accent); }
.match-card.selected { border-color: var(--flag-gold); background: color-mix(in srgb, var(--flag-gold) 12%, transparent); color: var(--text); }
.match-card.matched { border-color: #4CAF50; background: color-mix(in srgb, #4CAF50 12%, transparent); color: #4CAF50; cursor: default; }
.match-card.wrong { border-color: var(--flag-red); background: color-mix(in srgb, var(--flag-red) 12%, transparent); animation: matchShake 0.3s ease; }
@keyframes matchShake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}
.match-score-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.match-new-btn {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-2);
  font-size: 0.8rem;
  padding: 0.35rem 0.85rem;
  cursor: pointer;
  font-family: 'Nunito', sans-serif;
  transition: all var(--t);
}
.match-new-btn:hover { border-color: var(--accent); color: var(--accent); }
.match-success {
  text-align: center;
  padding: 1.5rem;
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  color: var(--accent);
  font-style: italic;
}

/* ── BOOKMARKS PANEL ── */
.bookmarks-panel {
  display: flex;
  flex-direction: column;
  position: fixed;
  top: var(--topbar-h);
  right: 0;
  width: 300px;
  height: calc(100vh - var(--topbar-h));
  background: var(--bg-sidebar);
  border-left: 1px solid var(--border);
  z-index: 150;
  box-shadow: -4px 0 20px rgba(0,0,0,0.2);
  transform: translateX(100%);
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
}
.bookmarks-panel.open {
  transform: translateX(0);
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}
.bookmarks-panel-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.bookmarks-panel-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
}
.bookmarks-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1rem;
  cursor: pointer;
}
.bookmarks-list {
  flex: 1;
  overflow-y: auto;
  padding: 0.75rem 0.75rem;
}
.bookmark-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 0.75rem;
  border-radius: 8px;
  text-decoration: none;
  color: var(--text-2);
  font-size: 0.85rem;
  transition: all var(--t);
}
.bookmark-item:hover { background: var(--bg-hover); color: var(--text); }
.bookmark-item-icon { color: var(--flag-gold); flex-shrink: 0; }
.bookmarks-empty {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-style: italic;
}

/* Bookmark button in topbar */
.topbar-bookmark-btn {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  padding: 0.3rem 0.6rem;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--t);
}
.topbar-bookmark-btn:hover { border-color: var(--flag-gold); color: var(--flag-gold); }
.topbar-bookmark-btn.has-bookmarks { color: var(--flag-gold); border-color: var(--flag-gold); }

/* ── SCROLL MARGIN — prevents topbar from covering section headings ── */
section[id], div[id].chapter-divider {
  scroll-margin-top: calc(var(--topbar-h) + 16px);
}

/* ── LEVEL FILTER ROW ── */
.level-filter-row {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.level-filter-btn {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 0.3rem 0.85rem;
  font-size: 0.75rem;
  font-family: 'Nunito', sans-serif;
  font-weight: 600;
  color: var(--text-2);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--t);
}
.level-filter-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.level-filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #1A1A1A;
}

/* ── WOTD LEARN BUTTON ── */
.wotd-learn-btn {
  background: color-mix(in srgb, var(--accent) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  border-radius: 8px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.3rem 0.65rem;
  cursor: pointer;
  font-family: 'Nunito', sans-serif;
  transition: all var(--t);
  white-space: nowrap;
}
.wotd-learn-btn:hover {
  background: var(--accent);
  color: #1A1A1A;
}

/* ── WOTD MODAL ── */
.wotd-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 998;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.wotd-modal-overlay.open { display: flex; }

.wotd-modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  width: 100%;
  max-width: 480px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.45);
  overflow: hidden;
  animation: searchDrop 0.2s ease;
}

.wotd-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
}
.wotd-modal-tag {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  padding: 3px 10px;
  border-radius: 20px;
}
.wotd-modal-close {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 3px 8px;
  cursor: pointer;
}

.wotd-modal-body {
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.wotd-modal-word {
  text-align: center;
}
.wotd-modal-article {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1rem;
  font-weight: 600;
  margin-right: 0.3rem;
}
.wotd-modal-de {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.1;
  display: block;
  margin-bottom: 0.25rem;
}
.wotd-modal-en {
  font-size: 1rem;
  color: var(--text-muted);
  font-style: italic;
  display: block;
}
.wotd-modal-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.55rem 0.85rem;
  background: var(--bg-hover);
  border-radius: 8px;
  font-size: 0.85rem;
}
.wotd-modal-row-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
}
.wotd-modal-row-value {
  font-weight: 600;
  color: var(--text);
}
.wotd-modal-example {
  background: color-mix(in srgb, var(--flag-gold) 8%, transparent);
  border: 1px solid color-mix(in srgb, var(--flag-gold) 20%, transparent);
  border-radius: 10px;
  padding: 0.85rem 1rem;
  font-size: 0.88rem;
  color: var(--text-2);
  font-style: italic;
  line-height: 1.6;
}
.wotd-modal-example strong {
  color: var(--accent);
  font-style: normal;
}

/* ── PRINT STYLES ── */
@media print {
  .sidebar, .topbar, .back-to-top, .search-overlay,
  .bookmarks-panel, .wotd-bar,
  .stats-dashboard, .flashcard-wrap, .fitb-wrap,
  .match-game-wrap, .quiz-wrap, .tool-search-wrap,
  .search-filters, .bookmark-btn, .card-controls { display: none !important; }

  .main-wrapper { margin-left: 0 !important; }
  body { background: #fff !important; color: #000 !important; font-size: 12pt; }

  .card {
    break-inside: avoid;
    box-shadow: none !important;
    border: 1px solid #ccc !important;
    margin-bottom: 1rem !important;
    page-break-inside: avoid;
  }
  .card-header { border-bottom: 1px solid #ccc !important; }
  .chapter-divider { border-left: 4px solid #000 !important; background: #f5f5f5 !important; }
  .data-table th { background: #f0f0f0 !important; }
  .content { max-width: 100% !important; padding: 0 !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
  a { color: #000 !important; text-decoration: none !important; }
}

/* ── RESPONSIVE — new elements ── */
@media (max-width: 768px) {
  .search-modal { max-width: calc(100vw - 2rem); }
  .match-grid { grid-template-columns: 1fr; }
  .stats-dashboard { grid-template-columns: repeat(2, 1fr); }
  .wotd-bar { gap: 0.5rem; }
  .wotd-new-btn { margin-left: 0; }
  .bookmarks-panel { width: 100%; }
  .level-filter-row { gap: 0.3rem; }
  .level-filter-btn { font-size: 0.7rem; padding: 0.25rem 0.65rem; }
  .wotd-modal { max-width: calc(100vw - 2rem); }
  .wotd-modal-de { font-size: 2.2rem; }
}

/* ═══════════════════════════════════════
   SPEAK / PRONUNCIATION BUTTON
═══════════════════════════════════════ */
.speak-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1.5px solid transparent;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0;
  margin-left: 0.35rem;
  vertical-align: middle;
  flex-shrink: 0;
  transition: color 0.15s, background 0.15s, border-color 0.15s, transform 0.1s;
  line-height: 1;
  position: relative;
  top: -1px;
}
.speak-btn:hover {
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border-color: color-mix(in srgb, var(--accent) 35%, transparent);
}
.speak-btn:active { transform: scale(0.88); }
.speak-btn.speaking {
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  border-color: var(--accent);
  animation: speak-pulse 0.7s ease-in-out infinite alternate;
}
@keyframes speak-pulse {
  from { opacity: 0.7; transform: scale(0.95); }
  to   { opacity: 1;   transform: scale(1.08); }
}

/* Inline variant inside bold text (nouns table, verb cards) */
.speak-btn-inline {
  width: 20px;
  height: 20px;
  top: -1px;
}

/* Don't let speak btn interfere with vocab-row layout */
.vocab-row .de,
.pg-item .de,
.color-item .de,
.phrase-de {
  display: inline-flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 0.1rem;
}

/* ═══════════════════════════════════════
   SCHREIBPRÜFER — AI Writing Checker
═══════════════════════════════════════ */

/* Self-contained color variables — dark mode defaults */
.checker-wrap {
  --chk-bg:       #0d1b2a;
  --chk-mid:      #122338;
  --chk-card:     #1a2e45;
  --chk-border:   #1e3a54;
  --chk-cream:    #f5f0e8;
  --chk-gold:     #d4a843;
  --chk-gold-dim: #b8902f;
  --chk-red:      #cc2936;
  --chk-blue:     #4a9eda;
  --chk-green:    #3dba7c;
  --chk-orange:   #e8873a;
  --chk-text:     #e8e4d8;
  --chk-text2:    #a0b4c8;
  --chk-muted:    #607a90;
}

/* Light-mode overrides */
[data-theme="light"] .checker-wrap {
  --chk-bg:       #f5f0e8;
  --chk-mid:      #ede7db;
  --chk-card:     #ffffff;
  --chk-border:   rgba(0,0,0,0.1);
  --chk-cream:    #1a1a2e;
  --chk-gold:     #b8860b;
  --chk-gold-dim: #8b6410;
  --chk-red:      #c0392b;
  --chk-blue:     #2980b9;
  --chk-green:    #27ae60;
  --chk-orange:   #d35400;
  --chk-text:     #1a1a2e;
  --chk-text2:    #4a4a65;
  --chk-muted:    #8a8aa0;
}

/* ── Badges row ── */
.checker-wrap .checker-badges {
  display: flex; gap: 0.6rem; flex-wrap: wrap; margin-bottom: 1.4rem;
}
.checker-wrap .checker-badge {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: var(--chk-card); border: 1px solid var(--chk-border);
  border-radius: 20px; padding: 0.3rem 0.8rem; font-size: 0.78rem; color: var(--chk-text2);
}
.checker-wrap .chk-dot {
  width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0;
}
.checker-wrap .chk-dot-green  { background: var(--chk-green); }
.checker-wrap .chk-dot-red    { background: var(--chk-red); }

/* ── API Key Reset Button ── */
.checker-wrap .chk-reset-key-btn {
  background: transparent;
  border: 1px solid var(--chk-border);
  border-radius: 20px;
  color: var(--chk-muted);
  padding: 0.3rem 0.8rem;
  font-family: 'Nunito', sans-serif;
  font-size: 0.78rem;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
  margin-left: auto;
}
.checker-wrap .chk-reset-key-btn:hover {
  border-color: var(--chk-gold);
  color: var(--chk-gold);
}
.checker-wrap .chk-dot-orange { background: var(--chk-orange); }
.checker-wrap .chk-dot-blue   { background: var(--chk-blue); }

/* ── Word Limit Bar ── */
.checker-wrap .chk-limit-wrap {
  background: var(--chk-card); border: 1px solid var(--chk-border);
  border-radius: 14px; padding: 1rem 1.3rem; margin-bottom: 1rem;
}
.checker-wrap .chk-limit-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 0.8rem; flex-wrap: wrap; gap: 0.6rem;
}
.checker-wrap .chk-limit-header label {
  font-size: 0.78rem; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--chk-muted); font-weight: 600;
}
.checker-wrap .chk-presets { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.checker-wrap .chk-preset {
  background: var(--chk-bg); border: 1px solid var(--chk-border);
  border-radius: 6px; color: var(--chk-muted); padding: 0.22rem 0.65rem;
  font-size: 0.75rem; font-family: 'Nunito', sans-serif; cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.checker-wrap .chk-preset:hover  { border-color: var(--chk-gold); color: var(--chk-gold); }
.checker-wrap .chk-preset.active { border-color: var(--chk-gold); color: var(--chk-gold); background: rgba(212,168,67,0.08); }

.checker-wrap .chk-custom-row {
  display: flex; align-items: center; gap: 0.6rem;
  flex-wrap: wrap; margin-bottom: 0.85rem;
  font-size: 0.82rem; color: var(--chk-text2);
}
.checker-wrap .chk-custom-row input[type="number"] {
  background: var(--chk-bg); border: 1px solid var(--chk-border);
  border-radius: 6px; color: var(--chk-text2); padding: 0.25rem 0.5rem;
  width: 68px; font-family: 'Nunito', sans-serif; font-size: 0.82rem;
  outline: none; text-align: center;
}
.checker-wrap .chk-custom-row input[type="number"]:focus { border-color: var(--chk-gold); }
.checker-wrap .chk-hint { color: var(--chk-muted); font-size: 0.76rem; }

.checker-wrap .chk-progress-track {
  height: 6px; background: var(--chk-bg); border-radius: 10px;
  overflow: hidden; margin-bottom: 0.5rem; position: relative;
}
.checker-wrap .chk-min-marker {
  position: absolute; top: 0; bottom: 0;
  width: 2px; background: rgba(255,255,255,0.18); border-radius: 2px;
  transition: left 0.2s;
}
.checker-wrap .chk-progress-fill {
  height: 100%; border-radius: 10px;
  transition: width 0.2s ease, background 0.2s ease;
  background: var(--chk-muted); width: 0%;
}
.checker-wrap .chk-wc-label {
  display: flex; justify-content: space-between;
  font-size: 0.78rem; color: var(--chk-muted);
}
.checker-wrap .chk-wc-current { font-weight: 700; font-size: 0.85rem; transition: color 0.2s; }
.checker-wrap .chk-wc-ok     { color: var(--chk-green) !important; }
.checker-wrap .chk-wc-under  { color: var(--chk-orange) !important; }
.checker-wrap .chk-wc-over   { color: var(--chk-red) !important; }
.checker-wrap .chk-status-msg { font-size: 0.78rem; margin-top: 0.45rem; min-height: 1.1rem; transition: color 0.2s; }

/* ── Input Section ── */
.checker-wrap .chk-input-section {
  background: var(--chk-card); border: 1px solid var(--chk-border);
  border-radius: 16px; overflow: hidden; transition: border-color 0.25s;
}
.checker-wrap .chk-input-section.chk-over-limit  { border-color: rgba(204,41,54,0.55); }
.checker-wrap .chk-input-section.chk-under-limit { border-color: rgba(232,135,58,0.4); }
.checker-wrap .chk-input-section.chk-in-limit    { border-color: rgba(61,186,124,0.4); }

.checker-wrap .chk-input-label {
  padding: 1rem 1.3rem 0.6rem; font-size: 0.78rem; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--chk-muted); font-weight: 600;
  border-bottom: 1px solid var(--chk-border); display: flex; align-items: center; gap: 0.5rem;
}
.checker-wrap textarea {
  width: 100%; min-height: 180px; background: transparent; border: none; outline: none;
  padding: 1.2rem 1.3rem; font-family: 'Nunito', sans-serif; font-size: 1.02rem;
  color: var(--chk-text); resize: vertical; line-height: 1.8; letter-spacing: 0.01em;
}
.checker-wrap textarea::placeholder { color: var(--chk-muted); font-style: italic; }
.checker-wrap .chk-input-footer {
  padding: 0.8rem 1.3rem; border-top: 1px solid var(--chk-border);
  display: flex; align-items: center; justify-content: flex-end; gap: 1rem; flex-wrap: wrap;
}
.checker-wrap .chk-topic-select { display: flex; align-items: center; gap: 0.5rem; font-size: 0.82rem; color: var(--chk-text2); }
.checker-wrap .chk-topic-select select {
  background: var(--chk-bg); border: 1px solid var(--chk-border); border-radius: 8px;
  color: var(--chk-text2); padding: 0.3rem 0.7rem; font-family: 'Nunito', sans-serif;
  font-size: 0.82rem; cursor: pointer; outline: none;
}

/* ── Submit Button ── */
.checker-wrap .chk-submit-btn {
  background: linear-gradient(135deg, var(--chk-gold), var(--chk-gold-dim));
  color: var(--chk-bg); border: none; border-radius: 10px; padding: 0.8rem 2rem;
  font-family: 'Nunito', sans-serif; font-size: 0.95rem; font-weight: 700; cursor: pointer;
  display: flex; align-items: center; gap: 0.5rem; transition: opacity 0.2s, transform 0.1s;
  width: 100%; justify-content: center; margin-top: 1rem; letter-spacing: 0.02em;
}
.checker-wrap .chk-submit-btn:hover:not(:disabled) { opacity: 0.92; transform: translateY(-1px); }
.checker-wrap .chk-submit-btn:active:not(:disabled) { transform: translateY(0); }
.checker-wrap .chk-submit-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ── Loading ── */
.checker-wrap .chk-loading { display: none; text-align: center; padding: 3rem 2rem; }
.checker-wrap .chk-loading.active { display: block; }
.checker-wrap .chk-spinner {
  width: 44px; height: 44px; border: 3px solid var(--chk-border);
  border-top-color: var(--chk-gold); border-radius: 50%;
  animation: checker-spin 0.8s linear infinite; margin: 0 auto 1.2rem;
}
@keyframes checker-spin { to { transform: rotate(360deg); } }
.checker-wrap .chk-loading p { color: var(--chk-text2); font-size: 0.95rem; }
.checker-wrap .chk-loading-sub { font-size: 0.82rem; color: var(--chk-muted); margin-top: 0.4rem; font-style: italic; }

/* ── Results ── */
.checker-wrap .chk-results { display: none; margin-top: 1.8rem; animation: checker-fadeUp 0.4s ease; }
.checker-wrap .chk-results.active { display: block; }
@keyframes checker-fadeUp { from { opacity:0; transform:translateY(14px); } to { opacity:1; transform:translateY(0); } }

/* Score header */
.checker-wrap .chk-score-header {
  background: var(--chk-card); border: 1px solid var(--chk-border);
  border-radius: 14px; padding: 1.4rem 1.5rem;
  display: flex; align-items: center; gap: 1.5rem; margin-bottom: 1.2rem; flex-wrap: wrap;
}
.checker-wrap .chk-score-ring {
  width: 72px; height: 72px; border-radius: 50%; display: flex; align-items: center;
  justify-content: center; font-family: 'Cormorant Garamond', serif;
  font-size: 1.6rem; font-weight: 700; flex-shrink: 0;
}
.checker-wrap .chk-score-ring.excellent { color: var(--chk-green);  background: rgba(61,186,124,0.1);  border: 3px solid var(--chk-green); }
.checker-wrap .chk-score-ring.good      { color: var(--chk-blue);   background: rgba(74,158,218,0.1);  border: 3px solid var(--chk-blue); }
.checker-wrap .chk-score-ring.fair      { color: var(--chk-orange); background: rgba(232,135,58,0.1);  border: 3px solid var(--chk-orange); }
.checker-wrap .chk-score-ring.poor      { color: var(--chk-red);    background: rgba(204,41,54,0.1);   border: 3px solid var(--chk-red); }

.checker-wrap .chk-score-info h2 { font-family: 'Cormorant Garamond', serif; font-size: 1.3rem; font-weight: 600; color: var(--chk-cream); margin-bottom: 0.2rem; }
.checker-wrap .chk-score-info p  { font-size: 0.88rem; color: var(--chk-text2); line-height: 1.5; }
.checker-wrap .chk-score-pills   { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 0.6rem; }
.checker-wrap .chk-score-pill    { font-size: 0.75rem; padding: 0.2rem 0.6rem; border-radius: 20px; font-weight: 600; }
.checker-wrap .pill-green  { background: rgba(61,186,124,0.15); color: var(--chk-green);  border: 1px solid rgba(61,186,124,0.3); }
.checker-wrap .pill-red    { background: rgba(204,41,54,0.15);  color: #e05561;           border: 1px solid rgba(204,41,54,0.3); }
.checker-wrap .pill-orange { background: rgba(232,135,58,0.15); color: var(--chk-orange); border: 1px solid rgba(232,135,58,0.3); }
.checker-wrap .pill-blue   { background: rgba(74,158,218,0.15); color: var(--chk-blue);   border: 1px solid rgba(74,158,218,0.3); }

/* Corrected version */
.checker-wrap .chk-corrected-section {
  background: rgba(61,186,124,0.05); border: 1px solid rgba(61,186,124,0.25);
  border-radius: 14px; overflow: hidden; margin-bottom: 1.2rem;
}
.checker-wrap .chk-corrected-header {
  padding: 0.9rem 1.3rem; border-bottom: 1px solid rgba(61,186,124,0.15);
  display: flex; align-items: center; justify-content: space-between; gap: 0.8rem; flex-wrap: wrap;
}
.checker-wrap .chk-corrected-header-left {
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--chk-green); font-weight: 600;
}
.checker-wrap .chk-copy-btn {
  background: rgba(61,186,124,0.1); border: 1px solid rgba(61,186,124,0.3);
  border-radius: 8px; color: var(--chk-green); padding: 0.3rem 0.9rem;
  font-family: 'Nunito', sans-serif; font-size: 0.78rem; font-weight: 600;
  cursor: pointer; transition: background 0.15s;
}
.checker-wrap .chk-copy-btn:hover  { background: rgba(61,186,124,0.2); }
.checker-wrap .chk-copy-btn.copied { color: var(--chk-muted); border-color: var(--chk-border); background: transparent; }
.checker-wrap .chk-corrected-body { padding: 1.2rem 1.5rem; }

/* Diff toggle */
.checker-wrap .chk-diff-toggle { display: flex; gap: 0.4rem; margin-bottom: 1rem; }
.checker-wrap .chk-diff-tab {
  background: var(--chk-bg); border: 1px solid var(--chk-border); border-radius: 6px;
  color: var(--chk-muted); padding: 0.25rem 0.75rem;
  font-family: 'Nunito', sans-serif; font-size: 0.78rem; cursor: pointer; transition: all 0.15s;
}
.checker-wrap .chk-diff-tab.active { background: rgba(61,186,124,0.1); border-color: rgba(61,186,124,0.4); color: var(--chk-green); }

.checker-wrap .chk-corrected-text { font-size: 1rem; line-height: 1.9; color: var(--chk-text); font-family: 'Nunito', sans-serif; }
.checker-wrap .chk-diff-view { display: none; }
.checker-wrap .chk-diff-view.show { display: block; }
.checker-wrap .chk-single-view { display: block; }
.checker-wrap .chk-single-view.hidden { display: none; }

.checker-wrap .chk-diff-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.checker-wrap .chk-diff-col-label { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.07em; font-weight: 700; margin-bottom: 0.5rem; }
.checker-wrap .chk-label-original  { color: #e05561; }
.checker-wrap .chk-label-corrected { color: var(--chk-green); }
.checker-wrap .chk-diff-col-text {
  font-size: 0.92rem; line-height: 1.8; color: var(--chk-text2);
  padding: 0.85rem; background: var(--chk-bg); border-radius: 8px; border: 1px solid var(--chk-border);
}

/* Feedback */
.checker-wrap .chk-annotated-section {
  background: var(--chk-card); border: 1px solid var(--chk-border);
  border-radius: 14px; overflow: hidden; margin-bottom: 1.2rem;
}
.checker-wrap .chk-section-title {
  padding: 0.9rem 1.3rem; border-bottom: 1px solid var(--chk-border);
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--chk-muted); font-weight: 600;
}
.checker-wrap .chk-feedback-list { display: flex; flex-direction: column; gap: 0.8rem; padding: 1rem 1.2rem; }
.checker-wrap .chk-feedback-item {
  border: 1px solid var(--chk-border); border-left: 3px solid;
  border-radius: 0 12px 12px 0; padding: 1rem 1.2rem;
  display: grid; grid-template-columns: 24px 1fr; gap: 0.5rem 0.8rem; align-items: start;
}
.checker-wrap .chk-feedback-item.grammar { border-left-color: var(--chk-red); }
.checker-wrap .chk-feedback-item.spelling { border-left-color: var(--chk-orange); }
.checker-wrap .chk-feedback-item.style    { border-left-color: var(--chk-blue); }
.checker-wrap .chk-feedback-item.praise   { border-left-color: var(--chk-green); background: rgba(61,186,124,0.05); }

.checker-wrap .chk-feedback-icon {
  width: 20px; height: 20px; border-radius: 50%; display: flex;
  align-items: center; justify-content: center; font-size: 0.7rem; font-weight: 700;
  flex-shrink: 0; margin-top: 1px;
}
.checker-wrap .chk-icon-grammar  { background: rgba(204,41,54,0.2);  color: #e05561; }
.checker-wrap .chk-icon-spelling { background: rgba(232,135,58,0.2); color: var(--chk-orange); }
.checker-wrap .chk-icon-style    { background: rgba(74,158,218,0.2); color: var(--chk-blue); }
.checker-wrap .chk-icon-praise   { background: rgba(61,186,124,0.2); color: var(--chk-green); }

.checker-wrap .chk-error-type { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.07em; font-weight: 700; margin-bottom: 0.2rem; }
.checker-wrap .chk-type-grammar  { color: #e05561; }
.checker-wrap .chk-type-spelling { color: var(--chk-orange); }
.checker-wrap .chk-type-style    { color: var(--chk-blue); }
.checker-wrap .chk-type-praise   { color: var(--chk-green); }

.checker-wrap .chk-fb-original { font-size: 0.95rem; color: var(--chk-text); margin-bottom: 0.3rem; }
.checker-wrap .chk-fb-original del { color: var(--chk-muted); text-decoration-color: var(--chk-red); }
.checker-wrap .chk-fb-original ins { color: var(--chk-green); text-decoration: none; font-weight: 600; }
.checker-wrap .chk-fb-explanation { font-size: 0.85rem; color: var(--chk-text2); line-height: 1.55; }

.checker-wrap .chk-legend {
  display: flex; gap: 1rem; flex-wrap: wrap;
  padding: 0.8rem 1.3rem; border-top: 1px solid var(--chk-border);
  font-size: 0.78rem; color: var(--chk-muted); align-items: center;
}
.checker-wrap .chk-legend-item { display: flex; align-items: center; gap: 0.3rem; }
.checker-wrap .chk-legend-line { width: 18px; height: 2px; border-radius: 2px; }

/* Tip box */
.checker-wrap .chk-tip-box {
  background: rgba(212,168,67,0.07); border: 1px solid rgba(212,168,67,0.2);
  border-radius: 12px; padding: 1.1rem 1.3rem; margin-bottom: 1.2rem;
}
.checker-wrap .chk-tip-box h3 {
  font-family: 'Cormorant Garamond', serif; font-size: 1rem; font-weight: 600;
  color: var(--chk-gold); margin-bottom: 0.5rem;
}
.checker-wrap .chk-tip-box p { font-size: 0.88rem; color: var(--chk-text2); line-height: 1.6; }

/* Try again */
.checker-wrap .chk-try-again-btn {
  background: transparent; border: 1px solid var(--chk-border); border-radius: 10px;
  padding: 0.7rem 1.5rem; font-family: 'Nunito', sans-serif; font-size: 0.88rem;
  color: var(--chk-text2); cursor: pointer; transition: border-color 0.2s, color 0.2s;
  display: flex; align-items: center; gap: 0.4rem; margin-top: 0.5rem;
}
.checker-wrap .chk-try-again-btn:hover { border-color: var(--chk-gold); color: var(--chk-gold); }

/* Error box */
.checker-wrap .chk-error-box {
  background: rgba(204,41,54,0.08); border: 1px solid rgba(204,41,54,0.25);
  border-radius: 12px; padding: 1rem 1.3rem; color: #e05561;
  font-size: 0.9rem; margin-top: 1rem; display: none;
}
.checker-wrap .chk-error-box.active { display: block; }

/* "No errors" success box */
.checker-wrap .chk-success-box {
  border-radius: 12px; padding: 1.1rem 1.3rem; margin-bottom: 1.2rem;
  border: 1px solid rgba(61,186,124,0.3); background: rgba(61,186,124,0.06);
}
.checker-wrap .chk-success-box h3 { color: var(--chk-green); font-family: 'Cormorant Garamond', serif; font-size: 1rem; font-weight: 600; margin-bottom: 0.4rem; }
.checker-wrap .chk-success-box p  { font-size: 0.88rem; color: var(--chk-text2); line-height: 1.6; }

/* Responsive */
@media (max-width: 600px) {
  .checker-wrap .chk-diff-grid { grid-template-columns: 1fr; }
  .checker-wrap .chk-score-header { gap: 1rem; }
}

/* ── Text selection: intentionally NOT globally disabled. ──
   This is a vocabulary site — learners need to select German words to copy
   into a translator or flashcard app. A global user-select:none rule used
   to live here; removed for that reason. */

/* ═══════════════════════════════════════
   CONTACT ICONS — icon-btn, icon-wrap, icon-label
═══════════════════════════════════════ */
.contact-section { text-align: center; padding: 60px 40px; }
.contact-section h2 { font-size: 2rem; color: var(--text); margin-bottom: 8px; }
.contact-section p { color: var(--text-2); font-size: 1rem; margin-bottom: 36px; }
.contact-icons { display: flex; gap: 24px; justify-content: center; align-items: center; }
.icon-btn { width: 64px; height: 64px; border-radius: 50%; border: 2px solid var(--text-2); display: inline-flex; align-items: center; justify-content: center; text-decoration: none; color: var(--text); background: transparent; outline: 2px solid transparent; outline-offset: 0px; transition: outline-color 0.25s ease, outline-offset 0.25s ease, background 0.25s ease, border-color 0.25s ease; }
.icon-btn svg { width: 28px; height: 28px; fill: currentColor; transition: color 0.25s ease; }
.icon-btn:hover { outline-offset: 4px; animation: icon-shake 0.4s ease; }
.icon-btn--instagram:hover { background-image: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%); border-color: transparent; outline-color: #d6249f; color: #fff; }
.icon-btn--gmail:hover { background: #EA4335; border-color: transparent; outline-color: #EA4335; color: #fff; }
@keyframes icon-shake { 10%{transform:rotate(15deg)} 20%{transform:rotate(-15deg)} 30%{transform:rotate(12deg)} 40%{transform:rotate(-10deg)} 50%{transform:rotate(6deg)} 60%{transform:rotate(-4deg)} 80%{transform:rotate(2deg)} 100%{transform:rotate(0deg)} }
.icon-wrap { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.icon-label { font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-muted); transition: color 0.25s ease; }
.icon-wrap:hover .icon-label { color: var(--accent); }

@media(max-width: 480px) {
  .contact-section { padding: 40px 20px; }
  .icon-btn { width: 54px; height: 54px; }
  .icon-btn svg { width: 24px; height: 24px; }
}

/* ═══════════════════════════════════════
   MISSING CLASSES — Deep audit fix
═══════════════════════════════════════ */

/* Nav/sidebar logo image */
.nav-logo-img{height:28px;width:auto;vertical-align:middle;border-radius:4px;}

/* Theme pill emoji labels */
.theme-pill__label{font-size:0.8rem;line-height:1;pointer-events:none;}

/* Card title group — wraps tag + title + subtitle inside card-header (used 52x) */
.card-title-group{display:flex;flex-direction:column;gap:4px;flex:1;min-width:0;}

/* Noun table — special table styling for noun declension */
.noun-table{width:100%;}
.noun-table td:first-child{font-weight:700;color:var(--accent);}
.noun-table td:nth-child(2){font-style:italic;}