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

  /* ===== Light (standaard) — originele Netto-look (geel op blauw) ===== */
  :root {
    --bg-main: #252FB6;
    --bg-dark: #14163B;
    --accent: #FFD84A;
    --accent-blue-light: #C7CCFF;
    --accent-mint: #7BE0C0;
    --text-muted: #4C519C;
    --border-color: #E3E4F7;
    --green: #10B981;
    --orange: #F97316;
    --red: #EF4444;
    --surface: #FFFFFF;
    --surface-2: #F8F9FE;
    --surface-border: #E3E4F7;
    --ink: #14163B;
    --card-glow: 0 16px 38px rgba(11,14,63,0.16);
  }

  /* ===== Dark — warm goud op diepe navy ===== */
  [data-theme="dark"] {
    --bg-main: #1E2A5A;
    --bg-dark: #141B45;
    --accent: #F4B860;
    --accent-blue-light: #A9B3E6;
    --accent-mint: #5FC9A9;
    /* Was #8B93C4. Dat gaf 3,92 tegen --surface, net onder de ondergrens van
       4,5 — en dit token draagt vrijwel alle bijtekst in het spel: de labels
       op het scorebord, de uitleg onder de knoppen, de aftelklok. Nu 4,96 op
       de kaart en 5,84 op de achtergrond, met nauwelijks zichtbaar verschil. */
    --text-muted: #A9B0D8;
    --surface: #2A3567;
    --surface-2: #323E74;
    --surface-border: #3A477F;
    --ink: #EDEFFB;
    --card-glow: 0 16px 38px rgba(0,0,0,0.28);
  }

  body {
    background: var(--bg-main);
    background-image: linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
    background-size: 48px 48px;
    color: #fff;
    font-family: 'Space Grotesk', sans-serif;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
  }

  /* ---------- Achtergrond decoratie ---------- */
  .bg-deco { position: fixed; inset: 0; overflow: hidden; pointer-events: none; z-index: 0; opacity:.32; }
  .bg-deco span { position: fixed; font-family: 'Archivo Black', sans-serif; line-height: 1; user-select: none; }
  .bg-deco svg { position: absolute; fill: none; stroke-width: 1.6; }
  @media (max-width: 920px) { .bg-deco { display: none; } }

  /* ---------- Navigatie & Topbar ---------- */
  .topbar {
    position: fixed; top: 0; left: 0; right: 0; height: 72px;
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 28px; z-index: 990; pointer-events: none;
    background:color-mix(in srgb, var(--bg-main) 88%, transparent);
    border-bottom:1px solid rgba(255,255,255,.1);
    backdrop-filter:blur(14px);
  }
  .topbar > * { pointer-events: auto; }

  .hamburger {
    width: 42px; height: 42px; border-radius: 10px;
    background: rgba(15,18,69,.18); border: 1px solid rgba(255,255,255,.24); display: flex; flex-direction: column; align-items: center;
    justify-content: center; gap: 5px; cursor: pointer;
    box-shadow: none; transition: background 0.15s ease, border-color .15s ease;
  }
  .hamburger:hover { background: rgba(15,18,69,.35); border-color:rgba(255,255,255,.45); }
  .hamburger span { width: 18px; height: 2px; background: #fff; border-radius: 2px; transition: transform 0.25s ease, opacity 0.2s ease; }
  .hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .hamburger.open span:nth-child(2) { opacity: 0; }
  .hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .user-badge-bar {
    display:flex; align-items:center; gap:8px; position:relative;
  }
  .streak-badge {
    min-height:40px; padding:0 12px; border-radius:10px;
    background:rgba(15,18,69,.2); color:#fff; border:1px solid rgba(255,255,255,.22); cursor:pointer;
    display:flex; align-items:center; gap:7px;
    box-shadow:none;
    font-family:'Space Grotesk',sans-serif;
    transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
  }
  .streak-badge:hover, .streak-badge[aria-expanded="true"] { background:rgba(15,18,69,.38); border-color:rgba(255,255,255,.42); }
  .streak-badge:focus-visible, .user-btn:focus-visible { outline:3px solid #fff; outline-offset:3px; }
  .streak-icon { font-size:16px; line-height:1; }
  .streak-badge strong { font:700 15px 'JetBrains Mono',monospace; }
  .streak-popover {
    position:absolute; top:calc(100% + 12px); right:0; width:min(342px, calc(100vw - 24px));
    background:var(--surface); color:var(--bg-dark); border:1px solid #E2E4F0; border-radius:18px;
    padding:18px; box-shadow:0 18px 48px rgba(13,16,58,.25); transform-origin:top right;
  }
  .streak-popover[hidden] { display:none; }
  .streak-popover::before {
    content:''; position:absolute; top:-7px; right:132px; width:12px; height:12px;
    background:var(--surface); border-left:1px solid #E2E4F0; border-top:1px solid #E2E4F0; transform:rotate(45deg);
  }
  .streak-popover-heading { display:flex; align-items:flex-start; justify-content:space-between; gap:16px; margin-bottom:14px; }
  .streak-popover-heading div { display:flex; flex-direction:column; gap:2px; }
  .streak-popover-heading span { color:#74798E; font:700 10px 'JetBrains Mono',monospace; text-transform:uppercase; letter-spacing:.1em; }
  .streak-popover-heading strong { font:700 21px 'Archivo Black',sans-serif; letter-spacing:-.02em; }
  .streak-popover-close { width:30px; height:30px; border:0; border-radius:9px; background:#F0F1F8; color:var(--bg-dark); cursor:pointer; font-size:20px; line-height:1; }
  .streak-calendar-nav { display:grid; grid-template-columns:34px 1fr 34px; align-items:center; gap:8px; margin-bottom:12px; }
  .streak-calendar-nav button { width:34px; height:34px; border:1px solid #E2E4F0; border-radius:9px; background:#fff; color:var(--bg-dark); cursor:pointer; font:700 15px 'JetBrains Mono',monospace; }
  .streak-calendar-nav button:hover:not(:disabled), .streak-popover-close:hover { background:#EDEFFF; }
  .streak-calendar-nav button:disabled { opacity:.32; cursor:not-allowed; }
  .streak-calendar-nav strong { text-align:center; font:700 13px 'Space Grotesk',sans-serif; text-transform:capitalize; }
  .streak-calendar-weekdays, .streak-calendar-grid { display:grid; grid-template-columns:repeat(7,1fr); gap:5px; }
  .streak-calendar-weekdays { margin-bottom:5px; }
  .streak-calendar-weekdays span { color:#969AAD; text-align:center; font:700 9px 'JetBrains Mono',monospace; text-transform:uppercase; }
  .streak-calendar-day { aspect-ratio:1; border-radius:9px; display:grid; place-items:center; color:#555B70; font:700 12px 'JetBrains Mono',monospace; position:relative; }
  .streak-calendar-day.is-future { color:#C8CAD4; }
  .streak-calendar-day.is-today { box-shadow:inset 0 0 0 2px var(--bg-main); }
  .streak-calendar-day.is-played { background:#17A673; color:#fff; box-shadow:none; }
  .streak-calendar-day.is-played::after { content:'✓'; position:absolute; right:3px; bottom:1px; font-size:7px; }
  .streak-calendar-legend { display:flex; align-items:center; gap:7px; margin-top:13px; color:#74798E; font:600 11px 'Space Grotesk',sans-serif; }
  .streak-calendar-legend span { width:10px; height:10px; border-radius:3px; background:#17A673; }
  .user-btn {
    min-height:40px; padding:0 14px; border-radius:10px;
    background:transparent; border:1px solid rgba(255,255,255,.25); color:#fff; cursor:pointer;
    font-family:'Space Grotesk',sans-serif; font-size:13px; font-weight:700;
    display:flex; align-items:center; gap:8px;
    box-shadow:none;
    transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
  }
  .user-btn:hover { background:rgba(15,18,69,.24); border-color:rgba(255,255,255,.45); }
  .user-btn.logged-in { background:transparent; border-color:rgba(255,255,255,.25); color:#fff; }
  .user-btn.logged-in:hover { background:rgba(15,18,69,.24); border-color:rgba(255,255,255,.45); }
  .user-btn-icon { flex:0 0 auto; }
  @media(max-width:560px){
    .topbar { height:64px; padding:0 12px; }
    .hamburger { width:40px; height:40px; }
    .streak-badge { padding:0 10px; gap:5px; }
    .user-btn { padding:0 11px; max-width:126px; }
    .user-btn #topbarUsername { overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
    .streak-popover { right:0; }
  }

  /* ---------- Sidebar ---------- */
  .overlay { position: fixed; inset: 0; background: transparent; opacity: 0; pointer-events: none; transition: opacity 0.3s ease; z-index: 998; }
  .overlay.show { opacity: 1; pointer-events: auto; }

  .sidebar {
    position: fixed; top: 0; left: 0; bottom: 0; width: 300px; max-width: 84vw;
    background: var(--bg-dark);
    background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 24px 24px;
    transform: translateX(-100%); transition: transform 0.3s ease; z-index: 999;
    padding: 34px 20px 16px; display: flex; flex-direction: column; align-items: stretch;
  }
  .sidebar.open { transform: translateX(0); }
  .sidebar-logo {
    font-family: 'Archivo Black', sans-serif; font-size: 24px; color: var(--accent);
    margin-bottom: 2px; text-align: center; cursor: pointer; padding: 4px 0;
    background: transparent; border: none; overflow: visible; width: auto; align-self: center;
    appearance: none; -webkit-appearance: none; -webkit-tap-highlight-color: transparent;
    transition: transform 0.15s ease, opacity 0.15s ease;
  }
  .sidebar-logo:hover { transform: scale(1.04); opacity: 0.9; }
  .sidebar-tagline { font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 18px; text-align: center; }

  /* Scrollbare menulijst: past altijd, ook met veel tabs */
  .sidebar-scroll {
    flex: 1; min-height: 0; overflow-y: auto; padding: 0 8px 8px;
    scrollbar-width: thin; scrollbar-color: rgba(255,255,255,0.18) transparent;
  }
  .sidebar-scroll::-webkit-scrollbar { width: 5px; }
  .sidebar-scroll::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.18); border-radius: 3px; }
  .sidebar-scroll::-webkit-scrollbar-track { background: transparent; }
  .sidebar-group { margin-bottom: 14px; }
  .sidebar-group-title {
    font-family: 'JetBrains Mono', monospace; font-size: 10px; letter-spacing: 0.18em;
    text-transform: uppercase; color: var(--accent); opacity: 0.75;
    padding: 8px 4px 4px; text-align: left;
  }
  .sidebar-item {
    display: flex; align-items: center; gap: 10px; padding: 10px 4px;
    border-top: 1px solid rgba(255,255,255,0.08); color: #C7CAE8; text-decoration: none; cursor: pointer;
    background: transparent; border-left: none; border-right: none; border-bottom: none;
    width: 100%; text-align: left; font-family: inherit; position: relative;
    transition: color 0.2s ease, padding-left 0.2s ease;
  }
  .sidebar-group .sidebar-item:first-of-type { border-top: none; }
  .sidebar-item .num { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-muted); flex-shrink: 0; }
  .sidebar-item .label { font-family: 'Space Grotesk', sans-serif; font-size: 15px; font-weight: 400; color: #fff; flex: 1; }
  .sidebar-item .arrow { font-family: 'JetBrains Mono', monospace; font-size: 13px; color: var(--accent); opacity: 0; transform: translateX(-4px); transition: all 0.2s ease; }
  .sidebar-item:hover { padding-left: 10px; }
  .sidebar-item:hover .num { color: var(--accent); }
  .sidebar-item:hover .arrow { opacity: 1; transform: translateX(0); }
  .sidebar-footer {
    margin-top: 12px; padding: 14px 4px 2px; border-top: 1px solid rgba(255,255,255,0.08);
    font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-muted); text-align: center;
    background: transparent; border-left: none; border-right: none; border-bottom: none; width: 100%; cursor: pointer;
    appearance: none; -webkit-appearance: none; -webkit-tap-highlight-color: transparent;
    transition: color 0.2s ease;
  }
  .sidebar-footer:hover { color: var(--accent); }
  .sidebar-footer b { color: var(--accent); }
  .sidebar-footer:hover b { text-decoration: underline; }
  .sidebar-back { display: none; }

  /* ---------- Schermen ---------- */
  .screen { display: none; min-height: 100vh; align-items: center; justify-content: center; padding: 90px 20px 60px; position: relative; z-index: 1; }
  .screen.active { display: flex; }

  /* ===== Home: vaste Daily-focus met compacte vervolgstappen ===== */
  .screen-home { display: none; align-items: flex-start; justify-content: center; padding: 112px 28px 80px; }
  .screen-home.active { display: block; }
  .home-content { width:min(1080px, 100%); margin:0 auto; padding-bottom:40px; }
  .home-landing-grid { display:grid; grid-template-columns:minmax(0,1.55fr) minmax(260px,.75fr); gap:18px; }
  .home-daily-card {
    min-height:468px; padding:36px 38px; border-radius:20px; position:relative; overflow:hidden;
    display:flex; flex-direction:column; align-items:flex-start;
    color:#fff; background:#151944; border:1px solid rgba(255,255,255,.15);
    box-shadow:0 18px 44px rgba(11,14,63,.18);
  }
  .home-daily-card::after {
    content:attr(data-operator); position:absolute; right:-22px; bottom:-70px; color:rgba(255,255,255,.045);
    font:400 260px/1 'Archivo Black',sans-serif; pointer-events:none;
  }
  .home-daily-topline { width:100%; display:flex; align-items:center; justify-content:space-between; gap:18px; position:relative; z-index:1; }
  .home-section-label { color:var(--accent); font:700 10px 'JetBrains Mono',monospace; letter-spacing:.16em; text-transform:uppercase; }
  .home-daily-copy { margin-top:54px; position:relative; z-index:1; }
  .home-daily-card .hero-headline { max-width:650px; text-align:left; font:400 clamp(48px,6vw,72px)/.96 'Archivo Black',sans-serif; letter-spacing:-.045em; }
  .home-daily-card .hero-headline span { color:var(--accent); }
  .home-daily-card .hero-sub { margin:22px 0 0; max-width:480px; text-align:left; color:#C7CCE8; font-size:16px; line-height:1.55; }
  .home-equation { display:flex; align-items:center; gap:10px; margin:30px 0 28px; position:relative; z-index:1; }
  .home-equation span { width:48px; height:48px; display:grid; place-items:center; border:1px solid rgba(255,255,255,.2); border-radius:10px; color:#fff; background:rgba(255,255,255,.06); font:700 20px 'JetBrains Mono',monospace; }
  .home-equation .home-category-icon { position:relative; overflow:hidden; }
  .home-category-reel { position:absolute; inset:0; display:block; height:100%; will-change:transform; }
  .home-category-reel-cell { display:grid; place-items:center; height:100%; font-style:normal; }
  .home-equation .home-category-icon svg { width:23px; height:23px; }
  .home-equation span.result { border-color:rgba(255,216,74,.58); color:var(--accent); background:rgba(255,216,74,.1); }
  .home-equation b { color:#8E94BE; font:500 17px 'JetBrains Mono',monospace; }
  .home-daily-card .hero-cta { margin-top:auto; position:relative; z-index:1; }
  .home-quick-actions { display:grid; grid-template-rows:1fr 1fr; gap:18px; }
  .home-quick-card {
    min-width:0; padding:28px; border-radius:18px; border:1px solid var(--surface-border); position:relative;
    display:flex; flex-direction:column; align-items:flex-start; text-align:left; cursor:pointer;
    font-family:'Space Grotesk',sans-serif; transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
  }
  .home-quick-card:hover { transform:translateY(-2px); border-color:rgba(255,255,255,.65); box-shadow:0 14px 30px rgba(11,14,63,.14); }
  .home-quick-card strong { max-width:240px; margin-top:auto; font:700 24px/1.12 'Space Grotesk',sans-serif; letter-spacing:-.025em; }
  .home-quick-detail { margin-top:9px; max-width:220px; font-size:13px; line-height:1.4; opacity:.66; }
  .home-quick-arrow { position:absolute; top:24px; right:24px; font:500 19px 'JetBrains Mono',monospace; }
  /* Twee kleuren naast elkaar, geen twee witte kaarten. Het label staat op
     .72 en niet lager: daaronder zakt het onder 4,5 tegen het geel. */
  .home-quick-continue { background:var(--accent); color:var(--bg-dark); border-color:var(--accent); }
  .home-quick-continue .home-section-label { color:rgba(20,22,59,.72); }
  .home-quick-library { background:var(--accent-mint); color:var(--bg-dark); border-color:var(--accent-mint); }
  .home-quick-library .home-section-label { color:rgba(20,22,59,.72); }
  .home-modes { margin-top:52px; }
  .home-modes-heading { display:flex; align-items:flex-end; justify-content:space-between; gap:24px; margin-bottom:18px; }
  .home-modes-heading h2 { margin-top:8px; font:400 27px/1.15 'Archivo Black',sans-serif; letter-spacing:-.025em; }
  .home-how-link { border:0; border-bottom:1px solid rgba(255,255,255,.36); padding:0 0 4px; background:transparent; color:#fff; cursor:pointer; font:600 13px 'Space Grotesk',sans-serif; }
  .home-how-link:hover { border-color:var(--accent); color:var(--accent); }
  .home-modes-grid { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:12px; }
  .home-mode-card {
    min-height:138px; display:flex; flex-direction:column; align-items:flex-start; gap:14px; text-align:left; position:relative;
    background: var(--surface); color: var(--ink); border: 1px solid var(--surface-border);
    border-radius:14px; padding:20px; cursor:pointer; width:100%;
    box-shadow:none; transition:transform .15s ease,border-color .15s ease,box-shadow .15s ease;
  }
  .home-mode-card:hover { transform:translateY(-2px); box-shadow:0 12px 26px rgba(11,14,63,.12); border-color:#BCC0DE; }
  .home-mode-icon { width:38px; height:38px; border-radius:9px; display:grid; place-items:center; flex-shrink:0; color:var(--bg-main); background:#EEF0FF; }
  .home-mode-icon svg { width:21px; height:21px; }
  .home-mode-body { min-width:0; }
  .home-mode-body b { display:block; font:700 16px 'Space Grotesk',sans-serif; }
  .home-mode-body small { display:block; color:var(--text-muted); font-size:12px; line-height:1.35; margin-top:3px; }
  /* Was #A3A8C8: 2,34 op wit. Een pijl is klein en dun, dus juist die moet
     genoeg contrast hebben om op te vallen als aanwijzing.
     Een vaste kleur werkt hier niet: wat op de witte kaart leest, verdwijnt op
     de donkere. Vandaar het token, dat met het thema meebeweegt. */
  .home-mode-arrow { position:absolute; top:22px; right:20px; font:500 16px 'JetBrains Mono',monospace; color:var(--text-muted); }

  /* -- Scherm 1: Home -- */
  .hero-inner { max-width:620px; text-align:center; }
  .hero-eyebrow { font-family:'JetBrains Mono',monospace; font-size:12px; letter-spacing:.18em; text-transform:uppercase; color:var(--accent-blue-light); margin-bottom:20px; }
  .hero-headline { font-family:'Archivo Black',sans-serif; font-size:clamp(38px,8vw,58px); line-height:1; letter-spacing:-.01em; }
  .hero-headline .script { font-family:'Caveat',cursive; font-size:clamp(48px,10vw,72px); font-weight:700; color:var(--accent); display:inline-block; transform:rotate(-3deg); }
  .hero-sub { margin:26px auto 36px; max-width:460px; color:#D7DAFF; font-size:16px; line-height:1.6; }
  .hero-cta {
    display: inline-flex; align-items: center; gap: 10px; background: var(--accent); color: var(--bg-dark); border: none;
    border-radius: 10px; font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 15px;
    padding: 15px 22px; cursor: pointer; text-decoration: none; letter-spacing: 0.01em;
    transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
    box-shadow:none;
  }
  .hero-cta:hover { transform:translateY(-2px); box-shadow:0 8px 20px rgba(0,0,0,.16); filter:brightness(1.03); }
  .hero-cta:active { transform:translateY(0); box-shadow:none; }
  .hero-cta svg { width: 18px; height: 18px; stroke: var(--bg-dark); }
  .hero-meta { font:600 10px 'JetBrains Mono',monospace; letter-spacing:.05em; color:#959BC6; }
  @media(max-width:860px){
    .home-landing-grid { grid-template-columns:1fr; }
    .home-quick-actions { grid-template-columns:1fr 1fr; grid-template-rows:none; }
    .home-quick-card { min-height:190px; }
    .home-modes-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
  }
  @media(max-width:560px){
    .screen-home { padding:88px 14px 60px; }
    .home-daily-card { min-height:410px; padding:24px 22px; border-radius:16px; }
    .home-daily-card::after { right:-18px; bottom:-45px; font-size:170px; }
    .home-daily-topline { align-items:flex-start; }
    .home-daily-card .hero-headline { font-size:42px; line-height:.98; }
    .home-daily-copy { margin-top:38px; }
    .home-daily-card .hero-sub { margin-top:16px; font-size:14px; line-height:1.45; }
    .home-equation { margin:22px 0 20px; gap:7px; }
    .home-equation span { width:40px; height:40px; border-radius:8px; font-size:17px; }
    .hero-cta { padding:13px 17px; font-size:14px; }
    .home-quick-actions { gap:10px; }
    .home-quick-card { min-height:156px; padding:18px 16px; border-radius:14px; }
    .home-quick-card strong { font-size:18px; }
    .home-quick-detail { display:none; }
    .home-quick-arrow { top:16px; right:14px; font-size:16px; }
    .home-modes { margin-top:38px; }
    .home-modes-heading { align-items:flex-start; }
    .home-modes-heading h2 { font-size:23px; }
    .home-how-link { font-size:12px; white-space:nowrap; margin-top:18px; }
    .home-modes-grid { gap:10px; }
    .home-mode-card { min-height:146px; padding:16px; }
    .home-mode-body small { font-size:11px; }
  }

  /* -- Scherm 2: Puzzel -- */
  .inner { max-width: 620px; width: 100%; }
  .eyebrow { font-family: 'JetBrains Mono', monospace; font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--accent-blue-light); margin-bottom: 12px; text-align: center; }
  .headline { font-family: 'Archivo Black', sans-serif; font-size: clamp(30px, 6vw, 42px); line-height: 1.05; text-align: center; margin-bottom: 28px; }
  .headline .script { font-family:'Archivo Black',sans-serif; font-size:inherit; color:var(--accent); display:inline-block; transform:none; }
  
  .card { background:var(--surface); color:var(--ink); border:1px solid var(--surface-border); border-radius:16px; padding:32px 28px; box-shadow:var(--card-glow); position:relative; }
  .already-played-banner {
    display: none; background: #EEF2FF; border: 1px solid #C7D2FE; border-radius: 12px;
    padding: 12px 16px; margin-bottom: 20px; font-size: 13px; color: #3730A3; font-weight: 500;
    align-items: center; justify-content: space-between;
  }
  .already-played-banner.show { display: flex; }

  .q-block { margin-bottom: 4px; }
  .q-label { font-size: 14px; font-weight: 500; color: #4C4F86; margin-bottom: 8px; line-height: 1.4; }
  .input-wrapper { position: relative; display: flex; align-items: center; }
  .card input[type="text"] {
    width:100%; border:1.5px solid var(--border-color); border-radius:9px; padding:13px 16px;
    font-family: 'JetBrains Mono', monospace; font-size: 18px; font-weight: 600; color: var(--bg-dark);
    transition: border-color 0.15s ease, box-shadow 0.15s ease; background: #FAFAFD;
  }
  .card input[type="text"]:focus { outline: none; border-color: var(--bg-main); background: var(--surface); box-shadow: 0 0 0 4px rgba(37,47,182,0.14); }
  .card input[type="text"].auto-calculated { background:#EEF2FF; border-color:#818CF8; color:var(--bg-main); }
  .card input[type="text"].shake { animation: shakeInput 0.4s ease; border-color: var(--red); }
  .card input[type="text"]:disabled { background: #F3F4F6; color: #6B7280; cursor: not-allowed; }

  @keyframes shakeInput {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-6px); }
    40%, 80% { transform: translateX(6px); }
  }

  .connector { display: flex; align-items: center; gap: 10px; margin: 18px 0; }
  .connector-line { flex: 1; height: 2px; background: var(--border-color); }
  .connector-badge {
    font-family: 'Archivo Black', sans-serif; font-size: 15px; color: #fff; background: var(--bg-main);
    width:36px; height:36px; border-radius:9px; display:flex; align-items:center; justify-content:center; flex-shrink:0;
  }
  .connector-badge.eq { background: var(--bg-dark); }
  
  .btn-check {
    width:100%; background:var(--bg-dark); color:#fff; border:none; border-radius:9px;
    font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 16px; padding: 16px;
    cursor: pointer; margin-top: 24px; transition: transform 0.1s ease, background 0.15s ease;
  }
  .btn-check:hover { background: #0E102E; transform: translateY(-1px); }

  /* -- Resultaten sectie -- */
  .results { display: none; margin-top: 26px; padding-top: 22px; border-top: 2px dashed var(--border-color); animation: fadeIn 0.3s ease; }
  .results.show { display: block; }

  /* Daily Archive: questions and results are two views in the same card. */
  .daily-review-nav { display:none; align-items:center; justify-content:space-between; gap:10px; margin-top:22px; padding-top:16px; border-top:1px solid var(--border-color); }
  .daily-review-nav.show { display:flex; }
  .daily-review-nav button { display:inline-flex; align-items:center; gap:6px; min-width:96px; justify-content:center; border:1px solid var(--border-color); border-radius:10px; padding:9px 12px; background:var(--surface-2); color:var(--ink); cursor:pointer; font:700 12px 'Space Grotesk',sans-serif; transition:background .15s ease, border-color .15s ease, opacity .15s ease; }
  .daily-review-nav button:hover:not(:disabled) { background:#EEF2FF; border-color:var(--bg-main); }
  .daily-review-nav button:disabled { opacity:.42; cursor:default; }
  .daily-review-position { color:#6B7280; font:700 10px 'JetBrains Mono',monospace; letter-spacing:.08em; text-transform:uppercase; }
  @media (max-width:480px) { .daily-review-nav button { min-width:82px; padding:9px 8px; } .daily-review-position { font-size:9px; } }

  @keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

  .results-grid { display: flex; flex-direction: column; gap: 10px; margin-bottom: 18px; }
  .result-card-item {
    background: var(--surface-2); border-radius: 10px; padding: 12px 14px;
    display: flex; justify-content: space-between; align-items: center;
    font-family: 'JetBrains Mono', monospace; font-size: 13px;
  }
  .res-info { display: flex; flex-direction: column; gap: 2px; }
  .res-info .res-lbl { color: #6B7280; font-size: 11px; text-transform: uppercase; }
  .res-info .res-val { color: var(--ink); font-weight: 700; font-size: 14px; }
  .res-badge { padding: 4px 8px; border-radius: 6px; font-weight: 700; font-size: 12px; display: flex; align-items: center; gap: 4px; }
  
  .score-badge-container {
    background: var(--accent); color: var(--bg-dark); border-radius: 14px;
    padding: 18px 20px; text-align: center; margin-bottom: 16px;
  }
  .score-badge-title { font-size: 12px; font-family: 'JetBrains Mono', monospace; text-transform: uppercase; letter-spacing: 0.05em; font-weight: 700; opacity: 0.85; }
  .score-badge-val { font-family: 'Archivo Black', sans-serif; font-size: 36px; line-height: 1.1; margin: 4px 0; }
  .score-badge-msg { font-size: 14px; font-weight: 600; }

  .actions-row { display: flex; gap: 10px; margin-top: 14px; }
  .btn-share {
    flex: 1; background: var(--green); color: #fff; border: none; border-radius: 10px;
    font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 15px; padding: 14px;
    cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 8px;
    transition: opacity 0.15s ease;
  }
  .btn-share:hover { opacity: 0.92; }
  .btn-leaderboard-open {
    background: #EEF2FF; color: var(--bg-main); border: 2px solid #C7D2FE; border-radius: 10px;
    font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 15px; padding: 14px 18px;
    cursor: pointer; display: flex; align-items: center; gap: 6px;
  }
  .btn-leaderboard-open:hover { background: #E0E7FF; }

  .cloud-sync-banner {
    margin-top: 16px; background: #FAF5FF; border: 1px solid #E9D5FF; border-radius: 12px;
    padding: 12px 14px; font-size: 13px; color: #6B21A8; display: flex; justify-content: space-between; align-items: center;
  }
  .cloud-sync-banner button {
    background: #7E22CE; color: #fff; border: none; border-radius: 6px; padding: 6px 12px;
    font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 12px; cursor: pointer;
  }

  /* ---------- Sarcastische Toasts (Woorden hebben geen waarde) ---------- */
  .toast-container {
    position: fixed; top: 24px; right: 24px; z-index: 10000;
    display: flex; flex-direction: column; gap: 10px; pointer-events: none;
    max-width: 340px;
  }
  .toast {
    background: var(--bg-dark); color: #fff; border-left: 4px solid var(--accent);
    border-radius: 8px; padding: 14px 16px; font-size: 13px; line-height: 1.4;
    box-shadow: 0 10px 28px rgba(0,0,0,0.3); pointer-events: auto;
    animation: toastIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex; align-items: flex-start; gap: 10px;
  }
  .toast.copy-toast { border-left-color: var(--green); }
  .toast-icon { font-size: 18px; flex-shrink: 0; }
  .toast-body { flex: 1; }
  .toast-body b { color: var(--accent); display: block; font-family: 'JetBrains Mono', monospace; font-size: 11px; margin-bottom: 2px; text-transform: uppercase; }
  .toast.copy-toast .toast-body b { color: var(--green); }
  @keyframes toastIn {
    from { opacity: 0; transform: translateX(40px) scale(0.9); }
    to { opacity: 1; transform: translateX(0) scale(1); }
  }

  /* ---------- Spot-on confetti ---------- */
  .confetti-layer {
    position: fixed; inset: 0; overflow: hidden; pointer-events: none; z-index: 10001;
  }
  .confetti-piece {
    position: absolute; top: -12vh; left: var(--left); width: var(--size); height: calc(var(--size) * 1.7);
    background: var(--color); border-radius: 2px; opacity: 0;
    animation: confettiFall var(--duration) cubic-bezier(.2,.7,.3,1) var(--delay) forwards;
    will-change: transform, opacity;
  }
  .confetti-piece.is-circle { border-radius: 50%; height: var(--size); }
  .confetti-piece.is-diamond { clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%); }
  .confetti-piece.is-strip { width: calc(var(--size) * .55); height: calc(var(--size) * 2.3); }
  @keyframes confettiFall {
    0% { opacity: 1; transform: translate3d(0, -10vh, 0) rotate(var(--start-rotation)); }
    18% { opacity: 1; }
    100% { opacity: 0; transform: translate3d(var(--drift), 112vh, 0) rotate(var(--spin)); }
  }
  @media (prefers-reduced-motion: reduce) {
    .confetti-piece { animation-duration: 900ms; animation-delay: 0ms; }
  }

  /* ---------- Rekenmachine ---------- */
  .library-screen { display:none; min-height:100vh; background:transparent; color:#fff; padding:104px 20px 70px; position:relative; z-index:2; overflow-y:auto; }
  .library-screen.active { display:block; position:fixed; inset:0; overflow-y:auto; }
  .library-page-inner { max-width:900px; margin:0 auto; }
  .library-page-top { display:flex; align-items:center; gap:24px; color:var(--accent-blue-light); font:600 11px 'JetBrains Mono',monospace; letter-spacing:.12em; }
  .library-back { border:0; background:var(--surface); border-radius:99px; padding:12px 18px; color:var(--ink); cursor:pointer; font:700 13px 'Space Grotesk',sans-serif; }
  .library-home { border:0; background:var(--accent); border-radius:9px; padding:11px 17px; color:var(--bg-dark); cursor:pointer; font:700 16px 'Archivo Black',sans-serif; letter-spacing:-.02em; box-shadow:none; transition:transform .15s ease, box-shadow .15s ease; }
  .library-home:hover { transform:translateY(-1px); box-shadow:0 8px 18px rgba(13,16,58,.16); }
  .library-home:focus-visible { outline:3px solid #fff; outline-offset:3px; }
  .library-page-title { font:400 clamp(40px,7vw,66px) 'Archivo Black',sans-serif; margin:26px 0 8px; letter-spacing:-.035em; }
  .library-page-subtitle { color:#D7DAFF; font-size:20px; margin:0 0 28px; }
  .library-stats { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin-bottom:28px; }
  .library-stat { background:var(--surface); color:var(--ink); border:1px solid var(--surface-border); border-radius:13px; padding:18px; }
  .library-stat b { display:block; font:700 28px 'JetBrains Mono',monospace; }
  /* Was #777B84: 4,24 op wit, net onder de ondergrens. */
  .library-stat span { color:#5B6172; font:600 10px 'JetBrains Mono',monospace; text-transform:uppercase; letter-spacing:.1em; }
  .library-filters { display:flex; gap:8px; margin-bottom:18px; }
  .library-filters button { border:0; border-radius:99px; padding:12px 18px; background:var(--surface); color:var(--ink); cursor:pointer; font:700 12px 'JetBrains Mono',monospace; text-transform:uppercase; }
  .library-filters button.active { background:var(--bg-dark); color:#fff; }
  .about-panel { max-width:680px; background:var(--surface); color:var(--ink); border-radius:20px; padding:28px; margin-top:20px; line-height:1.6; }
  .about-panel h2 { font:700 28px 'Archivo Black',sans-serif; margin-bottom:12px; }
  .about-panel h3 { font:700 18px 'Space Grotesk',sans-serif; margin:22px 0 8px; color:var(--accent); }
  .about-panel p + p { margin-top:12px; }
  .about-panel p b { color:var(--ink); }
  .how-score-bars { display:flex; flex-direction:column; gap:8px; margin:12px 0 14px; }
  .how-score-bar { display:flex; align-items:center; gap:10px; }
  .how-score-bar .tag { font:700 13px 'JetBrains Mono',monospace; border-radius:6px; padding:5px 10px; flex-shrink:0; }
  .how-score-bar small { color:var(--text-muted); font-size:13px; }
  .tag-green { background:#D1FAE5; color:#065F46; }
  .tag-yellow { background:#FEF3C7; color:#92400E; }
  .tag-orange { background:#FFEDD5; color:#9A3412; }
  .tag-red { background:#FEE2E2; color:#991B1B; }
  .how-list { padding-left:0; list-style:none; margin:10px 0 0; }
  .how-list li { padding:5px 0 5px 22px; position:relative; }
  .how-list li::before { content:'•'; position:absolute; left:6px; color:var(--accent); font-weight:700; }
  .month-nav { display:flex; align-items:center; justify-content:center; gap:18px; margin:0 0 20px; color:#fff; }
  .month-nav button { width:40px; height:40px; border:0; border-radius:50%; background:var(--surface); color:var(--ink); cursor:pointer; font:700 20px 'JetBrains Mono',monospace; }
  .month-nav button:disabled { opacity:.35; cursor:not-allowed; }
  .month-nav strong { min-width:150px; text-align:center; font:700 14px 'JetBrains Mono',monospace; text-transform:uppercase; letter-spacing:.06em; }
  .library-card-grid { display:grid; grid-template-columns:repeat(8,minmax(0,1fr)); grid-template-rows:repeat(3,145px); gap:10px; margin-top:18px; }
  .library-flip-card { perspective:800px; height:145px; min-height:145px; cursor:pointer; }
  .library-flip-card-inner { position:relative; width:100%; height:145px; min-height:145px; transition:transform .45s ease; transform-style:preserve-3d; }
  .library-flip-card.revealed .library-flip-card-inner { transform:rotateY(180deg); }
  .vraag-flip-back { position:absolute; inset:0; border-radius:11px; padding:14px; background:var(--bg-dark); color:#fff; box-shadow:none; border:1px solid rgba(255,255,255,.12); transform:rotateY(180deg); backface-visibility:hidden; display:flex; flex-direction:column; justify-content:space-between; overflow:hidden; }
  .vraag-flip-back .vraag-antwoord { font:700 22px 'JetBrains Mono',monospace; color:var(--accent); }
  .vraag-flip-back .vraag-bron { font:600 10px 'JetBrains Mono',monospace; text-transform:uppercase; color:#C7CAE8; }
  .library-flip-front { position:absolute; inset:0; border-radius:11px; padding:14px; background:var(--surface); color:var(--ink); box-shadow:none; border:1px solid var(--surface-border); backface-visibility:hidden; }
  .library-flip-front.played { color:#fff; }
  .library-flip-front.played span { color:#fff; }
  .vraag-flip-front span.vraag-categorie { color:#6B7280; }
  .library-flip-front { display:flex; flex-direction:column; justify-content:space-between; }
  .library-flip-front strong { font:700 18px 'JetBrains Mono',monospace; }
  .library-flip-front span { color:#6B7280; font:600 10px 'JetBrains Mono',monospace; text-transform:uppercase; }
  .library-flip-card.is-locked { cursor:not-allowed; opacity:.72; }
  .library-flip-card.is-locked .library-flip-front { background:#F3F4F6; color:#9CA3AF; box-shadow:none; }
  .library-flip-card.good .library-flip-front { background:var(--green); color:#fff; }
  .library-flip-card.ok .library-flip-front { background:var(--orange); color:#fff; }
  .library-flip-card.bad .library-flip-front { background:var(--red); color:#fff; }
  .library-flip-card.good .library-flip-front span,.library-flip-card.ok .library-flip-front span,.library-flip-card.bad .library-flip-front span { color:#fff; }
  .library-flip-card .catalogus-source-badge-row { display:flex; justify-content:flex-start; }
  .library-difficulties button.active span { color:#C7CCFF; }
  .library-difficulties { display:grid; grid-template-columns:repeat(4,1fr); gap:10px; margin-top:18px; }
  @media(max-width:900px){.library-card-grid{grid-template-columns:repeat(4,minmax(0,1fr));grid-template-rows:repeat(6,145px)}}
  @media(max-width:560px){.library-card-grid{grid-template-columns:repeat(2,minmax(0,1fr));grid-template-rows:none}}
  .catalogus-library-panel { margin-top:20px; }
  .catalogus-library-toolbar { display:grid; grid-template-columns:2fr 1fr 1fr 1.4fr; gap:10px; margin-bottom:12px; }
  .catalogus-library-toolbar input,.catalogus-library-toolbar select { border:0; border-radius:10px; padding:13px 14px; font:600 13px 'Space Grotesk',sans-serif; color:var(--bg-dark); background:var(--surface); min-width:0; }
  .catalogus-result-count { color:#D7DAFF; font:600 11px 'JetBrains Mono',monospace; margin:10px 0; }
  .catalogus-results { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:10px; }
  .catalogus-result-card { background:var(--surface); color:var(--ink); border-radius:14px; padding:16px; }
  .catalogus-result-card header { display:flex; justify-content:space-between; gap:8px; margin-bottom:10px; font:700 11px 'JetBrains Mono',monospace; text-transform:uppercase; color:#6B7280; }
  .catalogus-result-card .catalogus-equation { background:#FFF4B8; border-radius:8px; padding:8px; margin-bottom:10px; font:700 13px 'JetBrains Mono',monospace; text-align:center; }
  .catalogus-result-card p { font-size:12px; line-height:1.45; margin-top:5px; }
  @media(max-width:700px){.catalogus-library-toolbar{grid-template-columns:1fr 1fr}.catalogus-library-toolbar input{grid-column:span 2}}
  .library-difficulties button, .library-actions button { border:1px solid var(--surface-border); border-radius:10px; background:var(--surface-2); color:var(--bg-dark); padding:13px 14px; text-align:left; font:700 14px 'Space Grotesk',sans-serif; cursor:pointer; }
  .library-difficulties button:hover, .library-actions button:hover { border-color:var(--bg-main); background:#EEF2FF; }
  /* Was #6B7280: 4,43 op de lichtgrijze knop, net te weinig. */
  .library-difficulties span { display:block; margin-top:5px; color:#5B6172; font:500 10px 'JetBrains Mono',monospace; }
  .daily-archive-list { background:var(--surface); color:var(--ink); border:1px solid var(--surface-border); border-radius:13px; overflow:hidden; }
  .daily-archive-row { display:grid; grid-template-columns:70px 1fr 120px 125px; gap:16px; align-items:center; padding:18px 22px; border-bottom:1px solid #E4E2DA; cursor:pointer; }
  .daily-archive-row:last-child { border-bottom:0; }
  .daily-archive-row:hover { background:var(--surface); }
  .archive-number { color:#777B84; font:700 16px 'JetBrains Mono',monospace; }
  .archive-name { font-weight:700; }
  .archive-date { color:#777B84; font-size:12px; }
  .archive-score { font:700 14px 'JetBrains Mono',monospace; }
  .archive-status { border-radius:99px; padding:9px 12px; background:var(--bg-dark); color:#fff; text-align:center; font:700 11px 'JetBrains Mono',monospace; }
  .archive-status.complete { background:#10B981; }
  @media(max-width:700px){.library-difficulties{grid-template-columns:repeat(2,1fr)}.library-stats{grid-template-columns:1fr}.daily-archive-row{grid-template-columns:45px 1fr 85px}.archive-date{display:none}.archive-status{grid-column:3}}
  /* De witte kaart zit een niveau dieper dan het paneel, zodat de terugknop
     eronder op de achtergrond van het scherm staat — net als bij Breinkrakers. */
  .library-puzzle-view { max-width:620px; margin:24px auto 0; }
  .library-puzzle-card { background:var(--surface); color:var(--ink); border-radius:24px; padding:32px 28px; box-shadow:var(--card-glow); }
  .library-puzzle-view .q-label { color:#4C4F86; font-size:14px; font-weight:500; margin-bottom:8px; line-height:1.4; }
  .library-puzzle-view .daily-style-input { width:100%; border:2px solid var(--border-color); border-radius:12px; padding:13px 16px; font-family:'JetBrains Mono',monospace; font-size:18px; font-weight:600; color:var(--bg-dark); background:#FAFAFD; }
  .library-puzzle-view .daily-style-input:focus { outline:none; border-color:var(--bg-main); background:var(--surface); box-shadow:0 0 0 4px rgba(37,47,182,.1); }
  .auto-calc-note { margin:12px 0 18px; padding:10px 14px; border-radius:10px; background:#EEF2FF; color:#4C519C; font:500 13px/1.4 'Space Grotesk',sans-serif; }
  .library-puzzle-view .daily-style-input.auto-calculated { background:#EEF2FF; border-color:#818CF8; color:var(--bg-main); }
  .library-question-list { display:grid; gap:8px; }
  .library-difficulties button, .library-actions button { border:1px solid var(--surface-border); border-radius:10px; background:var(--surface-2); color:var(--bg-dark); padding:13px 14px; text-align:left; font:700 14px 'Space Grotesk',sans-serif; cursor:pointer; }
  .library-difficulties button:hover, .library-actions button:hover { border-color:var(--bg-main); background:#EEF2FF; }
  .library-difficulties span { float:right; color:#5B6172; font:500 11px 'JetBrains Mono',monospace; }
  .library-progress { color:#6B7280; font:600 11px 'JetBrains Mono',monospace; text-transform:uppercase; margin-bottom:12px; }
  .library-timer { display:flex; align-items:center; gap:8px; font:600 12px 'JetBrains Mono',monospace; color:#6B7280; margin-bottom:12px; }
  .library-timer .timer-ring { width:10px; height:10px; border-radius:99px; background:var(--green); transition:background-color .5s ease; }
  .library-timer.warn .timer-ring { background:var(--orange); }
  .library-timer.crit .timer-ring { background:var(--red); animation:pulse 1s ease-in-out infinite; }
  .library-timer.warn { color:var(--orange); }
  .library-timer.crit { color:var(--red); }
  @keyframes pulse { 0%,100% { opacity:1; } 50% { opacity:.35; } }
  .library-equation { background:var(--accent); border-radius:12px; padding:12px; text-align:center; color:var(--bg-dark); font:700 18px 'JetBrains Mono',monospace; margin-bottom:14px; }
  .library-progress-blocks { display:grid; grid-template-columns:repeat(5,1fr); gap:8px; margin-bottom:16px; }

  .library-difficulties button.active { background:var(--bg-dark); color:#fff; border-color:var(--bg-dark); }
  .library-difficulties button.active span { color:#C7CCFF; }
  .catalogus-card-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(150px,1fr)); gap:10px; margin-top:18px; }
  .catalogus-card-grid .library-flip-card { height:150px; min-height:150px; }
  .catalogus-card-grid .library-flip-card-inner { height:150px; min-height:150px; }
  .vraag-flip-front { position:absolute; inset:0; border-radius:11px; padding:14px; background:var(--surface); color:var(--ink); box-shadow:none; border:1px solid var(--surface-border); backface-visibility:hidden; display:flex; flex-direction:column; justify-content:space-between; overflow:hidden; }
  .vraag-flip-front .vraag-tekst { font-weight:700; font-size:13px; line-height:1.35; display:-webkit-box; -webkit-line-clamp:4; -webkit-box-orient:vertical; overflow:hidden; }
  .vraag-flip-front .vraag-meta { display:flex; justify-content:space-between; gap:6px; font:600 10px 'JetBrains Mono',monospace; text-transform:uppercase; color:#6B7280; }
  .catalogus-source-badge { display:inline-block; border-radius:99px; padding:2px 8px; background:rgba(255,255,255,.22); font:700 9px 'JetBrains Mono',monospace; text-transform:uppercase; letter-spacing:.06em; }
  .library-progress-block { min-width:0; aspect-ratio:1; border-radius:4px; background:var(--surface); border:1px solid #D7DAE8; color:#697080; cursor:pointer; font:600 9px 'JetBrains Mono',monospace; }
  .library-progress-block.active { border-color:var(--bg-main); box-shadow:0 0 0 2px rgba(37,47,182,.15); }
  .library-progress-block.good { background:var(--green); border-color:var(--green); color:#fff; }
  .library-progress-block.ok { background:var(--orange); border-color:var(--orange); color:#fff; }
  .library-progress-block.bad { background:var(--red); border-color:var(--red); color:#fff; }
  .library-question-list { display:grid; gap:8px; }
  .library-question strong { display:inline-block; margin-top:6px; color:var(--bg-main); font-family:'JetBrains Mono',monospace; }
  .library-question { background:var(--surface-2); border-radius:10px; padding:12px; color:var(--bg-dark); font-size:13px; line-height:1.4; }
  .library-question b { display:block; color:#6B7280; font:600 10px 'JetBrains Mono',monospace; text-transform:uppercase; margin-bottom:4px; }
  .library-actions { display:flex; gap:8px; margin-top:16px; }
  .library-actions button { flex:1; text-align:center; }

  .countdown-card { margin-top:16px; padding:16px; border-radius:12px; background:var(--bg-dark); color:#fff; text-align:center; }
  .countdown-card b, .countdown-card small { display:block; font-family:'JetBrains Mono',monospace; }
  .countdown-card b { color:var(--accent); font-size:11px; text-transform:uppercase; letter-spacing:.08em; }
  .countdown-card span { display:block; margin:5px 0; font:700 28px 'JetBrains Mono',monospace; }
  .countdown-card small { color:#C7CAE8; font-size:10px; }

  .calculator {
    position: fixed; right: 24px; bottom: 24px; width: 260px; z-index: 950;
    background:var(--surface); border:1px solid var(--surface-border); border-radius:14px;
    padding: 16px; box-shadow: var(--card-glow); display: none;
  }
  .calculator.open { display: block; animation: modalIn 0.2s ease; }
  .calculator-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:12px; }
  .calculator-title { font-family:'JetBrains Mono',monospace; font-size:11px; color:var(--text-muted); text-transform:uppercase; letter-spacing:.1em; }
  .calculator-close { background:none; border:0; color:var(--text-muted); cursor:pointer; font-size:16px; line-height:1; transition:color .15s ease; }
  .calculator-close:hover { color:var(--ink); }
  .calculator-display { width:100%; border:1px solid var(--surface-border); border-radius:10px; background:var(--surface-2); color:var(--ink); padding:12px 14px; text-align:right; font:700 22px 'JetBrains Mono',monospace; margin-bottom:12px; font-variant-numeric:tabular-nums; }
  .calculator-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:8px; }
  .calculator-grid button { border:1px solid var(--surface-border); border-radius:10px; padding:12px 4px; cursor:pointer; background:var(--surface-2); color:var(--ink); font:600 15px 'JetBrains Mono',monospace; transition:background .12s ease, border-color .12s ease; }
  .calculator-grid button:hover { background:var(--surface-border); }
  .calculator-grid button.operator { background:var(--accent); color:var(--bg-dark); border-color:transparent; }
  .calculator-grid button.operator:hover { background:var(--accent); filter:brightness(1.03); }
  .calculator-grid button.equals { background:var(--green); color:#fff; border-color:transparent; }
  .calculator-grid button.equals:hover { background:var(--green); }
  .calculator-grid button.wide { grid-column:span 2; }
  .calculator-toggle {
    position: fixed; right: 24px; bottom: 24px; z-index: 949;
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    border: 1px solid var(--surface-border); border-radius: 99px; padding: 10px 18px;
    cursor: pointer; background: var(--surface); color: var(--ink);
    font: 600 13px 'Space Grotesk', sans-serif; letter-spacing: 0.01em;
    box-shadow: 0 4px 14px rgba(0,0,0,0.12);
    transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease;
  }
  .calculator-toggle-icon { display: inline-flex; align-items: center; justify-content: center; }
  .calculator-toggle:hover { border-color: var(--accent); box-shadow: 0 6px 18px rgba(0,0,0,0.16); transform: translateY(-1px); }
  .calculator.open + .calculator-toggle { display:none; }
  body:has(.screen-home.active) .calculator-toggle { display:none; }
  @media (max-width:600px) {
    .calculator { right:14px; bottom:14px; width:calc(100vw - 28px); }
    .calculator-toggle { right:14px; bottom:14px; width:44px; height:44px; padding:0; border-radius:11px; }
    .calculator-toggle-label { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }
  }

  /* ---------- Modals (Leaderboard & Auth) ---------- */
  .modal-overlay {
    position: fixed; inset: 0; background: rgba(10,12,40,0.7); backdrop-filter: blur(4px);
    z-index: 1000; display: none; align-items: center; justify-content: center; padding: 20px;
  }
  .modal-overlay.active { display: flex; }
  .modal {
    background:var(--surface); color:var(--ink); border-radius:16px; width:100%; max-width:500px;
    padding: 28px; max-height: 90vh; overflow-y: auto; position: relative;
    box-shadow: 0 20px 50px rgba(0,0,0,0.4); animation: modalIn 0.25s ease;
  }
  @keyframes modalIn { from { opacity: 0; transform: scale(0.95); } to { opacity: 1; transform: scale(1); } }
  .modal-close {
    position: absolute; top: 20px; right: 20px; background: #F3F4F6; border: none; width: 32px; height: 32px;
    border-radius: 50%; font-size: 16px; font-weight: 700; color: #4B5563; cursor: pointer;
  }
  .modal-title { font-family: 'Archivo Black', sans-serif; font-size: 24px; margin-bottom: 4px; }
  .modal-subtitle { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: #6B7280; margin-bottom: 20px; }

  /* Leaderboard tabs */
  .tab-buttons { display: flex; background: #F3F4F6; border-radius: 10px; padding: 4px; margin-bottom: 18px; }
  .tab-btn {
    flex: 1; padding: 8px; border: none; background: transparent; font-family: 'Space Grotesk', sans-serif;
    font-weight: 700; font-size: 13px; color: #6B7280; border-radius: 8px; cursor: pointer;
  }
  .tab-btn.active { background: var(--surface); color: var(--ink); box-shadow: 0 2px 6px rgba(0,0,0,0.08); }

  .leaderboard-list { display: flex; flex-direction: column; gap: 8px; }
  .lb-row {
    display: flex; align-items: center; justify-content: space-between; padding: 10px 14px;
    background: var(--surface-2); border-radius: 10px; font-family: 'JetBrains Mono', monospace; font-size: 13px;
  }
  .lb-row.me { background: #FFF4E0; border: 1.5px solid var(--accent); font-weight: 700; }
  .lb-left { display: flex; align-items: center; gap: 12px; }
  .lb-rank { font-weight: 700; width: 22px; color: #6B7280; }
  .lb-row.me .lb-rank { color: var(--ink); }
  .lb-name { font-weight: 600; color: var(--ink); }
  .lb-score { font-weight: 700; color: var(--bg-main); }
  .lb-streak { font-size: 11px; color: #D97706; display: flex; align-items: center; gap: 2px; }

  /* Auth form inputs */
  .form-group { margin-bottom: 14px; text-align: left; }
  .form-group label { display: block; font-size: 12px; font-family: 'JetBrains Mono', monospace; text-transform: uppercase; color: #4C4F86; margin-bottom: 6px; font-weight: 600; }
  .form-group input {
    width: 100%; border: 2px solid var(--border-color); border-radius: 10px; padding: 12px 14px;
    font-family: inherit; font-size: 15px; color: var(--bg-dark);
  }
  .form-group input:focus { outline: none; border-color: var(--bg-main); }
  .auth-toggle { font-size: 13px; color: #6B7280; text-align: center; margin-top: 14px; }
  /* Dit waren <a>-elementen zonder href. Die staan niet in de tabvolgorde, dus
     met een toetsenbord kon je "Registreer gratis" en "Wachtwoord vergeten?"
     niet bereiken — je kon dus geen account maken zonder muis. Nu knoppen, wat
     hier ook klopt: er wordt niets genavigeerd. Ze zien er hetzelfde uit. */
  .auth-toggle a,
  .auth-toggle .auth-link { color: var(--bg-main); text-decoration: none; font-weight: 700; cursor: pointer; }
  .auth-toggle .auth-link {
    border: 0; background: none; padding: 0;
    font: 700 13px 'Space Grotesk', sans-serif;
  }
  .auth-toggle .auth-link:hover { text-decoration: underline; }
  .auth-toggle .auth-link:focus-visible { outline: 2px solid var(--bg-main); outline-offset: 3px; border-radius: 4px; }
  .auth-toggle .auth-link-klein { font-size: 12px; color: #5B6172; font-weight: 600; }

  /* ---------- Puzzel Race ---------- */
  .race-page-inner { max-width:760px; }
  .race-kicker { color:#C7CCFF; font:600 11px 'JetBrains Mono',monospace; letter-spacing:.14em; text-transform:uppercase; }
  .race-start-panel, .race-play-panel, .race-results-panel { background:var(--surface); color:var(--ink); border:1px solid var(--surface-border); border-radius:16px; padding:34px 30px; box-shadow:var(--card-glow); margin-top:22px; }
  .race-start-panel .race-kicker { color:#6B7280; }
  .race-title { font:700 clamp(38px,7vw,58px) 'Archivo Black',sans-serif; margin:10px 0 12px; letter-spacing:-.03em; }
  .race-title .script { font-family:'Space Grotesk',sans-serif; color:var(--bg-main); }
  .race-intro { color:#4B5563; font-size:15px; line-height:1.5; margin-bottom:18px; }
  .race-rules { display:grid; gap:8px; margin-bottom:16px; }
  .race-rule { display:flex; align-items:center; gap:12px; background:var(--surface-2); border:1px solid var(--border-color); border-radius:12px; padding:12px 14px; }
  .race-rule strong { width:28px; height:28px; border-radius:50%; background:var(--bg-main); color:#fff; display:flex; align-items:center; justify-content:center; font:700 13px 'JetBrains Mono',monospace; flex-shrink:0; }
  .race-rule span { font:600 13px 'Space Grotesk',sans-serif; color:var(--ink); }
  .race-best { color:#6B7280; font:600 11px 'JetBrains Mono',monospace; text-transform:uppercase; letter-spacing:.08em; margin-bottom:14px; }
  .race-start-button, .race-restart-button { margin-top:6px; }
  .race-topline { display:flex; align-items:flex-start; justify-content:space-between; gap:16px; }
  .race-mode-label { color:#6B7280; font:600 10px 'JetBrains Mono',monospace; text-transform:uppercase; letter-spacing:.12em; }
  .race-level { font:700 24px 'Archivo Black',sans-serif; color:var(--bg-main); }
  .race-clock { text-align:right; }
  .race-clock strong { display:block; font:700 44px 'JetBrains Mono',monospace; color:var(--ink); font-variant-numeric:tabular-nums; }
  .race-clock strong::before { content:'⏱ '; font-size:30px; }
  .race-clock span { color:#6B7280; font:600 10px 'JetBrains Mono',monospace; text-transform:uppercase; letter-spacing:.1em; }
  .race-clock.warn strong { color:var(--orange); }
  .race-clock.crit strong { color:var(--red); }
  .race-progress-track { height:6px; border-radius:99px; background:#EDEFFB; overflow:hidden; margin:14px 0 10px; }
  .race-progress-fill { height:100%; width:100%; border-radius:99px; background:var(--bg-main); transform:scaleX(0); transform-origin:left center; will-change:transform; }
  .race-scoreline { display:flex; justify-content:space-between; color:#6B7280; font:600 12px 'JetBrains Mono',monospace; }
  .race-scoreline b { color:var(--ink); }
  .race-history-label { color:#6B7280; font:600 10px 'JetBrains Mono',monospace; text-transform:uppercase; letter-spacing:.1em; margin:14px 0 6px; }
  .race-history { display:flex; gap:6px; overflow-x:auto; padding:4px 2px; min-height:30px; }
  .race-chip { width:26px; height:26px; border-radius:7px; display:flex; align-items:center; justify-content:center; color:#fff; font:700 14px 'Space Grotesk',sans-serif; flex-shrink:0; }
  .race-chip.good { background:var(--green); }
  .race-chip.bad { background:var(--red); }
  .race-question-card { max-width:620px; margin:18px auto 0; background:var(--surface); border:1px solid var(--border-color); border-radius:13px; padding:26px 22px; box-shadow:0 10px 26px rgba(0,0,0,.08); }
  .race-question-card .q-label { color:#4C4F86; }
  .race-question-card .daily-style-input { width:100%; border:2px solid var(--border-color); border-radius:12px; padding:13px 16px; font-family:'JetBrains Mono',monospace; font-size:18px; font-weight:600; color:var(--bg-dark); background:#FAFAFD; }
  .race-question-card .daily-style-input:focus { outline:none; border-color:var(--bg-main); background:var(--surface); box-shadow:0 0 0 4px rgba(37,47,182,.1); }
  .race-question-card .daily-style-input.auto-calculated { background:#EEF2FF; border-color:#818CF8; color:var(--bg-main); }
  .race-feedback { min-height:22px; margin-top:14px; font:700 15px 'Space Grotesk',sans-serif; }
  .race-feedback.is-good { color:var(--green); }
  .race-feedback.is-bad { color:var(--red); }
  .race-submit-button { margin-top:6px; }
  .race-hint { color:#9CA3AF; font:500 11px 'JetBrains Mono',monospace; text-align:center; margin-top:8px; }
  .race-results-title { font:700 30px 'Archivo Black',sans-serif; margin:8px 0 14px; }
  .race-score-card { background:var(--bg-dark); color:#fff; border-radius:18px; padding:22px; text-align:center; }
  .race-score-card strong { display:block; font:700 52px 'JetBrains Mono',monospace; color:var(--accent); }
  .race-score-card span { font:600 11px 'JetBrains Mono',monospace; text-transform:uppercase; letter-spacing:.1em; color:#C7CAE8; }
  .race-results-meta { color:#4B5563; font-size:14px; margin:14px 0 6px; }
  .race-results-meta b { color:var(--green); }
  .race-review-heading { display:flex; align-items:baseline; justify-content:space-between; margin:16px 0 10px; }
  .race-review-heading h3 { font:700 20px 'Archivo Black',sans-serif; }
  .race-review-heading span { color:#6B7280; font:600 11px 'JetBrains Mono',monospace; }
  .race-review-list { display:grid; gap:10px; max-height:460px; overflow-y:auto; padding-right:4px; }
  .race-review-item { border:1px solid var(--border-color); border-left-width:5px; border-radius:12px; padding:14px 16px; background:#FAFAFE; }
  .race-review-item.good { border-left-color:var(--green); }
  .race-review-item.bad { border-left-color:var(--red); }
  .race-review-head { display:flex; align-items:center; gap:10px; }
  .race-review-head b { font:700 13px 'JetBrains Mono',monospace; }
  .race-review-op { background:var(--bg-main); color:#fff; border-radius:99px; padding:2px 9px; font:700 12px 'JetBrains Mono',monospace; }
  .race-review-verdict { margin-left:auto; font:700 13px 'JetBrains Mono',monospace; }
  .race-review-item.good .race-review-verdict { color:var(--green); }
  .race-review-item.bad .race-review-verdict { color:var(--red); }
  .race-review-calc { margin:8px 0; background:var(--accent); border-radius:8px; padding:6px 10px; text-align:center; font:700 14px 'JetBrains Mono',monospace; }
  .race-review-answers { display:grid; gap:6px; }
  .race-review-row span { display:block; color:#4B5563; font-size:12px; line-height:1.4; }
  .race-review-row b { font:600 11px 'JetBrains Mono',monospace; }
  .race-review-row b.ok { color:var(--green); }
  .race-review-row b.no { color:var(--red); }
  .race-review-empty { color:#6B7280; font:600 12px 'JetBrains Mono',monospace; }
  @media (max-width:640px) { .race-clock strong { font-size:32px; } .race-start-panel,.race-play-panel,.race-results-panel { padding:24px 18px; } .race-review-calc { font-size:12px; } }

  /* ---------- Puzzel Race duel (1v1) ---------- */
  .race-duel-setup { margin-top:18px; }
  .race-duel-divider { display:flex; align-items:center; gap:12px; color:#9CA3AF; font:600 10px 'JetBrains Mono',monospace; text-transform:uppercase; letter-spacing:.14em; margin-bottom:14px; }
  .race-duel-divider::before, .race-duel-divider::after { content:''; flex:1; height:1px; background:var(--border-color); }
  .race-duel-grid { display:grid; gap:10px; }
  .race-duel-btn { display:flex; align-items:center; gap:10px; width:100%; border:2px dashed var(--bg-main); background:#F5F7FF; border-radius:14px; padding:14px 16px; cursor:pointer; text-align:left; color:var(--bg-dark); }
  .race-duel-btn b { font:700 16px 'Space Grotesk',sans-serif; }
  .race-duel-btn span { display:block; color:#6B7280; font:500 12px 'Space Grotesk',sans-serif; }
  .race-duel-btn:hover { background:#EEF2FF; }
  .race-duel-join { display:flex; gap:8px; }
  .race-duel-join input { flex:1; min-width:0; border:2px solid var(--border-color); border-radius:12px; padding:13px 14px; font:700 16px 'JetBrains Mono',monospace; letter-spacing:.2em; text-transform:uppercase; color:var(--bg-dark); background:var(--surface); }
  .race-duel-join input:focus { outline:none; border-color:var(--bg-main); }
  .race-duel-join button { border:0; border-radius:12px; padding:13px 22px; background:var(--bg-main); color:#fff; font:700 14px 'Space Grotesk',sans-serif; cursor:pointer; }
  .race-duel-note { color:#9CA3AF; font:500 11px 'JetBrains Mono',monospace; margin-top:10px; }
  .race-duel-room { margin-top:18px; background:var(--surface-2); border:1px solid var(--border-color); border-radius:16px; padding:18px; }
  .race-duel-code-row { display:flex; align-items:center; justify-content:space-between; gap:12px; margin-bottom:12px; }
  .race-duel-code-label { color:#6B7280; font:600 10px 'JetBrains Mono',monospace; text-transform:uppercase; letter-spacing:.1em; }
  .race-duel-code { font:700 40px 'JetBrains Mono',monospace; letter-spacing:.24em; color:var(--bg-main); }
  .race-copy-btn { border:1px solid var(--border-color); background:var(--surface); border-radius:10px; padding:10px 14px; cursor:pointer; font:700 12px 'Space Grotesk',sans-serif; color:var(--bg-dark); }
  .race-duel-status { color:var(--ink); font:600 13px 'Space Grotesk',sans-serif; margin-bottom:8px; }
  .race-duel-players { display:grid; grid-template-columns:1fr 1fr; gap:8px; margin-bottom:12px; }
  .race-duel-player { background:var(--surface); border-radius:10px; padding:10px 12px; }
  .race-duel-player span { display:block; color:#6B7280; font:600 9px 'JetBrains Mono',monospace; text-transform:uppercase; }
  .race-duel-player b { font:700 15px 'Space Grotesk',sans-serif; }
  .race-duel-actions { display:flex; gap:8px; }
  .race-duel-actions .btn-check { flex:1; }
  .race-duel-leave { border:1px solid var(--border-color); background:var(--surface); border-radius:12px; padding:14px 18px; cursor:pointer; font:700 13px 'Space Grotesk',sans-serif; color:#6B7280; }
  .race-duel-verdict { border-radius:16px; padding:18px; margin:6px 0 12px; text-align:center; font:700 20px 'Space Grotesk',sans-serif; }
  .race-duel-verdict.win { background:#D1FAE5; color:#065F46; }
  .race-duel-verdict.lose { background:#FEE2E2; color:#991B1B; }
  .race-duel-verdict.tie { background:#FEF3C7; color:#92400E; }
  .race-opponent-label { color:var(--bg-main); }
  @media (max-width:640px) { .race-duel-code { font-size:30px; } .race-duel-players { grid-template-columns:1fr; } }

  /* ===== Race mode-tabs + lobby ===== */
  .race-mode-tabs { display:flex; gap:6px; background:var(--surface-2); border:1px solid var(--border-color); border-radius:14px; padding:5px; margin-bottom:20px; }
  /* Was #6B7280: een grijs uit het lichte thema, dat op de donkere kaart op
     2,09 uitkwam. --text-muted beweegt met het thema mee. */
  .race-mode-tab { flex:1; border:0; background:transparent; border-radius:10px; padding:11px 8px; cursor:pointer; font:700 13px 'Space Grotesk',sans-serif; color:var(--text-muted); transition:background .15s ease,color .15s ease; }
  .race-mode-tab:hover { color:var(--bg-dark); }
  .race-mode-tab.active { background:var(--bg-main); color:#fff; box-shadow:0 4px 12px rgba(37,47,182,.25); }
  .race-mode-heading { font:700 26px 'Archivo Black',sans-serif; margin:4px 0 8px; letter-spacing:-.02em; }
  .race-config-grid { display:grid; grid-template-columns:1fr 1fr; gap:12px; margin-bottom:16px; }
  .race-config-card { background:var(--surface-2); border:1px solid var(--border-color); border-radius:14px; padding:14px 16px; }
  .race-config-card label, .race-config-label { display:block; color:#6B7280; font:600 10px 'JetBrains Mono',monospace; text-transform:uppercase; letter-spacing:.12em; margin-bottom:8px; }
  .race-config-card select { width:100%; border:2px solid var(--border-color); border-radius:10px; padding:10px 12px; font:600 13px 'Space Grotesk',sans-serif; color:var(--bg-dark); background:var(--surface); cursor:pointer; }
  .race-config-card select:focus { outline:none; border-color:var(--bg-main); }
  .race-config-card small { display:block; color:#9CA3AF; font:500 11px 'Space Grotesk',sans-serif; margin-top:8px; line-height:1.45; }
  .race-duration-options { display:flex; gap:6px; }
  .race-duration-options button { flex:1; border:2px solid var(--border-color); background:var(--surface); border-radius:10px; padding:9px 4px; cursor:pointer; text-align:center; transition:border-color .15s ease,background .15s ease; }
  .race-duration-options button b { display:block; font:700 13px 'Space Grotesk',sans-serif; color:var(--bg-dark); }
  /* Was #9CA3AF: 2,54 op wit, onder de ondergrens van 4,5. */
  .race-duration-options button span { display:block; color:var(--text-muted); font:600 10px 'JetBrains Mono',monospace; text-transform:uppercase; letter-spacing:.06em; margin-top:2px; }
  .race-duration-options button:hover { border-color:#B6BCF0; }
  .race-duration-options button.active { border-color:var(--bg-main); background:#EEF2FF; }
  /* --bg-main is een achtergrondkleur. Als tekst op de aangevinkte kaart gaf
     dat in het donkere thema 1,35 — "Bullet" en "Fast" waren daar onleesbaar.
     Dezelfde fout als bij de score op het scorebord. */
  .race-duration-options button.active span { color:var(--ink); }
  /* De vijf rasterlabels volgen de duimposities, ook op smalle schermen. */
  .race-tolerance-options { width:100%; min-width:0; color:var(--ink); }
  .race-tolerance-options input[type="range"] {
    appearance:none; -webkit-appearance:none; display:block;
    width:calc(80% + 22px); margin:0 calc(10% - 11px); height:44px;
    padding:0; border:0; background:transparent; cursor:pointer; accent-color:var(--accent);
  }
  .race-tolerance-options input::-webkit-slider-runnable-track {
    height:6px; border-radius:99px;
    background:linear-gradient(to right, var(--accent) var(--speling-voortgang, 0%), var(--surface-border) var(--speling-voortgang, 0%));
  }
  .race-tolerance-options input::-webkit-slider-thumb {
    appearance:none; -webkit-appearance:none; width:22px; height:22px; margin-top:-8px;
    border-radius:50%; background:var(--accent); border:2px solid var(--ink);
  }
  .race-tolerance-options input::-moz-range-track { height:6px; border-radius:99px; background:var(--surface-border); }
  .race-tolerance-options input::-moz-range-progress { height:6px; border-radius:99px; background:var(--accent); }
  .race-tolerance-options input::-moz-range-thumb { width:18px; height:18px; border-radius:50%; background:var(--accent); border:2px solid var(--ink); }
  .race-tolerance-options input:focus-visible { outline:2px solid var(--ink); outline-offset:3px; border-radius:6px; }
  .race-tolerance-labels { display:grid; grid-template-columns:repeat(5,minmax(0,1fr)); gap:0; text-align:center; }
  .race-tolerance-labels span { color:var(--eenheid-inkt); padding:2px 0 6px; border-bottom:2px solid transparent; }
  .race-tolerance-labels b { display:block; font:600 11px 'JetBrains Mono',monospace; }
  .race-tolerance-labels small { display:block; font:500 10px 'Space Grotesk',sans-serif; margin-top:4px; }
  .race-tolerance-options .race-tolerance-labels b,
  .race-tolerance-options .race-tolerance-labels small { color:inherit; }
  .race-tolerance-labels .active { color:var(--ink); border-color:var(--accent); }
  .race-config-card .race-tolerance-note { display:block; min-height:2.8em; margin-top:9px; font:400 12px/1.4 'Space Grotesk',sans-serif; color:var(--eenheid-inkt); }
  .race-online-layout { display:grid; grid-template-columns:1fr 1fr; gap:14px; align-items:start; }
  .race-online-controls { display:grid; gap:12px; }
  .race-online-create { width:100%; margin-top:10px; }
  .race-visibility-options { display:flex; gap:6px; }
  .race-visibility-options button { flex:1; border:2px solid var(--border-color); background:var(--surface); border-radius:10px; padding:10px 6px; cursor:pointer; font:700 12px 'Space Grotesk',sans-serif; color:#6B7280; }
  .race-visibility-options button.active { border-color:var(--bg-main); background:#EEF2FF; color:var(--bg-main); }
  .race-visibility-row { display:flex; align-items:center; justify-content:space-between; gap:12px; margin-bottom:10px; }
  .race-visibility-copy { display:flex; flex-direction:column; gap:2px; min-width:0; }
  .race-visibility-copy b { font:700 13px 'Space Grotesk',sans-serif; color:var(--bg-main); }
  .race-visibility-copy small { color:#6B7280; font-size:11px; line-height:1.4; }
  .race-switch { position:relative; display:inline-block; flex-shrink:0; cursor:pointer; }
  .race-switch input { position:absolute; opacity:0; width:100%; height:100%; margin:0; cursor:pointer; }
  .race-switch-track { display:block; width:52px; height:28px; border-radius:999px; background:#D1D5DB; transition:background .18s ease; position:relative; }
  .race-switch-thumb { position:absolute; top:3px; left:3px; width:22px; height:22px; border-radius:50%; background:#fff; box-shadow:0 1px 3px rgba(0,0,0,.25); transition:transform .18s ease; }
  .race-switch input:checked + .race-switch-track { background:var(--bg-main); }
  .race-switch input:checked + .race-switch-track .race-switch-thumb { transform:translateX(24px); }
  .race-switch input:focus-visible + .race-switch-track { outline:2px solid var(--bg-main); outline-offset:2px; }
  .race-open-room-note { background:#EEF2FF; border:1.5px dashed var(--bg-main); border-radius:12px; padding:12px 14px; margin-bottom:14px; display:flex; flex-direction:column; gap:4px; }
  .race-open-room-note b { font:700 13px 'Space Grotesk',sans-serif; color:var(--bg-main); }
  .race-open-room-note span { font-size:12px; color:#4B5563; line-height:1.5; }
  .race-online-code-join { margin-top:12px; }
  .race-joinbar { margin-top:14px; }
  .race-joinbar .race-joinbar-text { margin:2px 0 0; font-size:12px; color:#6B7280; line-height:1.5; }
  .race-joinbar .race-duel-join { margin-top:10px; }
  .race-joinbar .race-duel-join input { max-width:260px; }
  @media (max-width:640px) { .race-joinbar .race-duel-join input { max-width:none; } }
  .race-link-button { border:0; background:none; padding:0; margin-top:10px; cursor:pointer; color:var(--bg-main); font:700 12px 'Space Grotesk',sans-serif; text-decoration:underline; }
  .race-open-games { background:var(--surface-2); border:1px solid var(--border-color); border-radius:14px; padding:14px 16px; }
  .race-open-games-heading { display:flex; align-items:center; justify-content:space-between; gap:10px; margin-bottom:12px; }
  .race-open-games-heading h3 { font:700 16px 'Space Grotesk',sans-serif; color:var(--bg-dark); }
  .race-open-games-heading button { border:1px solid var(--border-color); background:var(--surface); border-radius:8px; width:30px; height:30px; cursor:pointer; font-size:14px; color:#6B7280; }
  .race-open-games-heading button:hover { color:var(--bg-main); border-color:var(--bg-main); }
  .race-open-games-list { display:grid; gap:8px; max-height:340px; overflow-y:auto; }
  .race-open-games-empty { color:#9CA3AF; font:600 12px 'JetBrains Mono',monospace; padding:10px 0; }
  .race-open-game { display:flex; align-items:center; gap:10px; width:100%; border:1px solid var(--border-color); background:var(--surface); border-radius:12px; padding:11px 13px; cursor:pointer; text-align:left; transition:border-color .15s ease,transform .15s ease; }
  .race-open-game:hover { border-color:var(--bg-main); transform:translateY(-1px); }
  .race-open-game-player { font:700 13px 'Space Grotesk',sans-serif; color:var(--bg-dark); flex-shrink:0; max-width:40%; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
  .race-open-game-details { flex:1; min-width:0; }
  .race-open-game-details b { display:block; font:600 12px 'Space Grotesk',sans-serif; color:var(--bg-dark); }
  .race-open-game-details span { display:block; color:#9CA3AF; font:600 10px 'JetBrains Mono',monospace; }
  .race-open-game-join { color:var(--bg-main); font:700 12px 'Space Grotesk',sans-serif; flex-shrink:0; }
  .race-room-settings { color:#6B7280; font:600 12px 'Space Grotesk',sans-serif; margin-top:6px; }
  .race-friends-actions { margin-top:14px; }
  @media (max-width:640px) { .race-config-grid, .race-online-layout { grid-template-columns:1fr; } .race-mode-tab { font-size:12px; padding:10px 4px; } }

  /* ===== Vraag insturen ===== */
  .submit-q-grid { display:grid; gap:14px; margin:16px 0; }
  .submit-q-block { background:var(--surface-2); border:1px solid var(--border-color); border-radius:14px; padding:14px 16px; }
  .submit-q-block label { display:block; color:#6B7280; font:600 10px 'JetBrains Mono',monospace; text-transform:uppercase; letter-spacing:.12em; margin-bottom:8px; }
  .submit-q-block textarea { width:100%; resize:vertical; min-height:44px; border:2px solid var(--border-color); border-radius:10px; padding:10px 12px; font:500 13px 'Space Grotesk',sans-serif; color:var(--bg-dark); background:var(--surface); }
  .submit-q-block textarea:focus { outline:none; border-color:var(--bg-main); }
  .submit-a-row { display:flex; align-items:center; gap:8px; margin-top:10px; }
  .submit-a-row input { flex:1; border:2px solid var(--border-color); border-radius:10px; padding:10px 12px; font:700 15px 'JetBrains Mono',monospace; color:var(--bg-dark); background:var(--surface); }
  .submit-a-row input:focus { outline:none; border-color:var(--bg-main); }
  .submit-op { width:34px; height:34px; border-radius:9px; background:var(--accent); display:flex; align-items:center; justify-content:center; font:700 17px 'JetBrains Mono',monospace; color:var(--bg-dark); flex-shrink:0; }
  .submit-extra { display:grid; grid-template-columns:1fr 1fr; gap:12px; margin-bottom:12px; }
  .submit-extra-field label { display:block; color:#6B7280; font:600 10px 'JetBrains Mono',monospace; text-transform:uppercase; letter-spacing:.12em; margin-bottom:6px; }
  .submit-extra-field select, .submit-extra-field input { width:100%; border:2px solid var(--border-color); border-radius:10px; padding:10px 12px; font:600 13px 'Space Grotesk',sans-serif; color:var(--bg-dark); background:var(--surface); }
  .submit-extra-field select:focus, .submit-extra-field input:focus { outline:none; border-color:var(--bg-main); }
  .submit-optional { color:#9CA3AF; text-transform:none; letter-spacing:0; font:500 10px 'Space Grotesk',sans-serif; }
  .submit-note-field { margin-bottom:4px; }
  .submit-preview { background:var(--surface-2); border:1px dashed var(--border-color); border-radius:12px; padding:14px 16px; margin:14px 0; display:flex; flex-wrap:wrap; align-items:center; gap:10px; color:#6B7280; font:600 13px 'Space Grotesk',sans-serif; }
  .submit-preview.is-ok { border-color:var(--green); }
  .submit-preview.is-bad { border-color:var(--red); }
  .submit-preview-calc { background:var(--accent); border-radius:8px; padding:6px 12px; font:700 15px 'JetBrains Mono',monospace; color:var(--bg-dark); }
  .submit-preview-ok { color:var(--green); font:700 12px 'JetBrains Mono',monospace; }
  .submit-preview-bad { color:var(--red); font:700 12px 'JetBrains Mono',monospace; }
  .submit-terms { color:#9CA3AF; font:500 11px 'Space Grotesk',sans-serif; margin-top:12px; line-height:1.5; }
  @media (max-width:640px) { .submit-extra { grid-template-columns:1fr; } }

  /* ---- Vraag insturen: vraag/puzzel-tabs ---- */
  .submit-mode-tabs { display:flex; gap:8px; margin:14px 0 6px; }
  .submit-mode-tab { flex:1; padding:11px 14px; border-radius:12px; border:2px solid #e3e6ee; background:#fff; font:600 14px 'Inter',sans-serif; color:#3a4157; cursor:pointer; transition:border-color .15s, background .15s, transform .12s; }
  .submit-mode-tab:hover { transform:translateY(-1px); border-color:var(--accent); }
  .submit-mode-tab.is-active { border-color:var(--accent); background:#fff7e8; color:#1d2333; }
  .submit-mode-hint { font-size:13px; color:#5b6172; margin:2px 0 10px; line-height:1.5; }
  .submit-credit-badge { display:inline-flex; align-items:center; gap:6px; padding:4px 10px; border-radius:999px; background:#eef1f7; font-size:12px; font-weight:600; color:#3a4157; }

  /* ===== BREINKRAKERS ===== */
  .bk-library-overview { text-align:left; }
  .bk-library-overview .library-page-subtitle { max-width:680px; line-height:1.5; }
  .bk-catalog-toolbar { display:flex; align-items:center; justify-content:space-between; gap:16px; margin:2px 0 8px; }
  .bk-catalog-summary { margin:0; color:#D7DAFF; font:600 12px 'JetBrains Mono',monospace; text-transform:uppercase; letter-spacing:.06em; }
  .bk-overview-button {
    border:1px solid rgba(255,255,255,.28); border-radius:10px; padding:10px 13px;
    background:rgba(255,255,255,.08); color:#fff; cursor:pointer;
    font:700 11px 'JetBrains Mono',monospace; text-transform:uppercase; letter-spacing:.04em;
    transition:background .15s ease, border-color .15s ease;
  }
  .bk-overview-button:hover { background:rgba(255,255,255,.16); border-color:rgba(255,255,255,.48); }
  .bk-card-grid { grid-template-rows:none; grid-auto-rows:145px; padding-bottom:20px; }
  .bk-card-grid .library-flip-front { overflow:hidden; }
  .bk-play-panel { max-width:760px; margin-left:auto; margin-right:auto; }
  .bk-overview-button { display:block; margin:14px auto 0; }
  .bk-rating { margin-top:8px; font:700 15px 'Space Grotesk',sans-serif; }
  .bk-formula-reveal {
    font-family:'JetBrains Mono',monospace;
    font-size:clamp(18px, 3vw, 24px);
    font-weight:700;
    text-align:center;
    color:var(--bg-dark);
    background:#EEF2FF;
    border-radius:12px;
    padding:14px 10px;
    margin-top:16px;
  }
  @media(max-width:560px){
    .bk-catalog-toolbar { align-items:flex-start; flex-direction:column; }
  }

  /* ===== SETTINGS ===== */
  .settings-panel { max-width:720px; }
  .settings-section { margin-top:22px; }
  .settings-heading { font:700 17px 'Space Grotesk',sans-serif; color:var(--ink); margin:0 0 10px; }
  .settings-hint { font:400 12px 'Space Grotesk',sans-serif; color:#6b7280; margin-left:8px; }
  .settings-row {
    display:flex; align-items:center; justify-content:space-between; gap:18px;
    background:var(--surface-2); border:1.5px solid var(--border-color); border-radius:14px;
    padding:14px 16px;
  }
  .settings-row-text { display:flex; flex-direction:column; gap:3px; }
  .settings-row-text b { font:700 15px 'Space Grotesk',sans-serif; color:var(--ink); }
  .settings-row-text span { font:400 13px 'Space Grotesk',sans-serif; color:#6b7280; }
  .settings-language-row { align-items:flex-start; }
  .language-selector {
    display:flex; gap:4px; padding:4px; border-radius:12px; flex-shrink:0;
    background:var(--surface); border:1px solid var(--border-color);
  }
  .language-selector button {
    border:0; border-radius:9px; padding:9px 13px; cursor:pointer;
    background:transparent; color:#6b7280;
    font:700 12px 'Space Grotesk',sans-serif;
    transition:background .15s ease,color .15s ease,box-shadow .15s ease;
  }
  .language-selector button:hover { color:var(--ink); }
  .language-selector button[aria-checked="true"] {
    color:#fff; background:var(--bg-dark); box-shadow:0 3px 10px rgba(20,22,59,.2);
  }
  .settings-toggle {
    width:54px; height:30px; border-radius:15px; border:none; cursor:pointer;
    background:#d1d5db; position:relative; transition:background .2s ease; flex-shrink:0;
  }
  .settings-toggle[aria-checked="true"] { background:#16a34a; }
  .settings-toggle-knob {
    position:absolute; top:3px; left:3px; width:24px; height:24px; border-radius:50%;
    background:var(--surface); transition:left .2s ease; box-shadow:0 1px 3px rgba(0,0,0,.25);
  }
  .settings-toggle[aria-checked="true"] .settings-toggle-knob { left:27px; }
  .settings-note { margin:12px 2px 0; font:400 12.5px 'Space Grotesk',sans-serif; color:#6b7280; }
  @media (max-width:640px) {
    .settings-language-row { flex-direction:column; }
    .language-selector { width:100%; }
    .language-selector button { flex:1; }
  }

  /* =========================================================================
     GETALLENBALK (NUMBERLINE) & SPOT-ON VISUALISATIE
     ========================================================================= */
  .numberline-card {
    background: #FFFFFF;
    border: 1.5px solid #E2E8F0;
    border-radius: 16px;
    padding: 16px 18px;
    margin-bottom: 18px;
    box-shadow: 0 4px 16px rgba(15, 23, 42, 0.05);
  }
  .numberline-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
    flex-wrap: wrap;
    gap: 8px;
  }
  .numberline-title {
    font-size: 13.5px;
    font-weight: 700;
    color: var(--bg-dark);
    display: flex;
    align-items: center;
    gap: 6px;
  }
  .numberline-formula-tag {
    font-size: 11px;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 99px;
    background: #F1F5F9;
    color: #475569;
  }
  .numberline-formula-tag.consistent {
    background: #DCFCE7;
    color: #166534;
  }
  .numberline-lanes {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin: 14px 0 10px;
  }
  .numberline-lane {
    position: relative;
    height: 40px;
  }
  .numberline-lane-label {
    position: absolute;
    top: -4px;
    left: 0;
    font-size: 10.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-family: 'JetBrains Mono', monospace;
  }
  .numberline-track {
    position: absolute;
    top: 22px;
    left: 0;
    right: 0;
    height: 6px;
    background: #F1F5F9;
    border-radius: 99px;
  }
  .numberline-connector {
    position: absolute;
    top: 22px;
    height: 6px;
    border-radius: 99px;
    opacity: 0.45;
  }
  .numberline-point {
    position: absolute;
    top: 25px;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    white-space: nowrap;
    z-index: 2;
    transition: transform 0.2s ease;
  }
  .numberline-point:hover {
    transform: translate(-50%, -55%) scale(1.08);
    z-index: 5;
  }
  .numberline-point-marker {
    width: 14px;
    height: 14px;
    border-radius: 99px;
    border: 2.5px solid #FFFFFF;
    box-shadow: 0 1px 4px rgba(0,0,0,0.25);
  }
  .numberline-point-marker.actual {
    border-radius: 3px;
    transform: rotate(45deg);
  }
  .numberline-point-marker.spoton {
    width: 16px;
    height: 16px;
    border-radius: 99px;
    background: #10B981 !important;
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.6);
  }
  .numberline-point-label {
    position: absolute;
    top: 15px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    font-weight: 700;
    background: rgba(255,255,255,0.92);
    padding: 1px 4px;
    border-radius: 4px;
    border: 1px solid #E2E8F0;
    pointer-events: none;
  }
  .numberline-axis {
    display: flex;
    justify-content: space-between;
    margin-top: 14px;
    padding-top: 6px;
    border-top: 1px solid #E2E8F0;
    font-size: 10px;
    font-family: 'JetBrains Mono', monospace;
    color: #94A3B8;
  }
  .numberline-legend {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 8px;
    font-size: 11px;
    color: #64748B;
    flex-wrap: wrap;
  }
  .numberline-legend-item {
    display: flex;
    align-items: center;
    gap: 5px;
  }
  .spot-on-sub {
    color: #10B981;
    font-weight: 700;
    font-size: 12.5px;
    margin-top: 3px;
    display: flex;
    align-items: center;
    gap: 4px;
  }
  .guess-sub {
    color: #64748B;
    font-size: 12px;
    margin-top: 2px;
  }
  /* Acht kleurfamilies, met een vaste variabele voor elk van de 29 categorieën. */
  :root {
    --familie-mint: #DBEEE2; --familie-cyan: #D9EDF1;
    --familie-blue: #DDE7FA; --familie-violet: #E9DFF5;
    --familie-pink: #F5DFEA; --familie-peach: #F7E2D5;
    --familie-sand: #F2EBCD; --familie-slate: #E0E5EB;
    --eenheid-inkt: #5C6273;
    --categorie-biologie-en-gezondheid: var(--familie-mint);
    --categorie-boeken-en-literatuur: var(--familie-sand);
    --categorie-dagelijks-leven: var(--familie-sand);
    --categorie-dieren: var(--familie-mint);
    --categorie-eten-en-drinken: var(--familie-peach);
    --categorie-films-en-series: var(--familie-violet);
    --categorie-filosofie-psychologie-en-religie: var(--familie-violet);
    --categorie-gebouwen-en-infrastructuur: var(--familie-slate);
    --categorie-geografie: var(--familie-cyan);
    --categorie-geschiedenis: var(--familie-sand);
    --categorie-kunst-en-cultuur: var(--familie-pink);
    --categorie-landbouw-en-industrie: var(--familie-slate);
    --categorie-milieu-en-duurzaamheid: var(--familie-mint);
    --categorie-muziek: var(--familie-pink);
    --categorie-natuurkunde: var(--familie-blue);
    --categorie-politiek-en-recht: var(--familie-slate);
    --categorie-records-en-vergelijkingen: var(--familie-peach);
    --categorie-scheikunde: var(--familie-cyan);
    --categorie-spellen-en-speelgoed: var(--familie-violet);
    --categorie-sport: var(--familie-peach);
    --categorie-sterrenkunde-en-ruimte: var(--familie-blue);
    --categorie-taal: var(--familie-violet);
    --categorie-technologie: var(--familie-blue);
    --categorie-vervoer: var(--familie-slate);
    --categorie-wiskunde: var(--familie-blue);
    --categorie-economie-en-geld: var(--familie-sand);
    --categorie-merken-en-producten: var(--familie-peach);
    --categorie-mode-en-lifestyle: var(--familie-pink);
    --categorie-reizen-en-toerisme: var(--familie-cyan);
  }
  [data-theme="dark"] {
    --familie-mint: #203F3A; --familie-cyan: #203D4B;
    --familie-blue: #293B61; --familie-violet: #3C3055;
    --familie-pink: #4A3047; --familie-peach: #49372E;
    --familie-sand: #413D2A; --familie-slate: #303B4B;
    --eenheid-inkt: #C4CAD8;
  }
  :is(#dailyQuestionView, #libraryQuestionList, #catalogusQuestionList) .vraag-met-categorie {
    background: var(--vraag-tint, var(--surface-2));
    background: color-mix(in srgb, var(--vraag-tint, var(--surface-2)) var(--vraag-menging, 84%), var(--surface));
    border: 1px solid var(--surface-border); border-radius: 12px;
    padding: 16px; color: var(--ink);
  }
  :is(#dailyQuestionView, #libraryQuestionList, #catalogusQuestionList) .vraag-met-categorie .q-label { display:block; color:var(--ink); }
  :is(#dailyQuestionView, #libraryQuestionList, #catalogusQuestionList) .vraag-met-categorie input {
    background: var(--surface); color:var(--ink); min-width:0;
  }
  :is(#dailyQuestionView, #libraryQuestionList, #catalogusQuestionList) .vraag-met-categorie input:disabled { opacity:.8; }
  /* Het label zweeft absoluut rechts in het veld, dus het getal moet ruimte
     krijgen of het loopt eronderdoor. Breinkrakers en de race stonden hier
     niet bij: daar verscheen wel "towers" maar bleef de padding op 16px. */
  :is(#dailyQuestionView, #libraryQuestionList, #catalogusQuestionList,
      #bkQuestionList, #raceQuestionList) input.met-eenheid { padding-right:min(48%, var(--eenheid-ruimte)); }
  .invoer-eenheid {
    position:absolute; right:14px; max-width:44%; pointer-events:none;
    color:var(--eenheid-inkt); font:500 12px/1.2 'JetBrains Mono',monospace;
  }
  .invoer-eenheid[hidden] { display:none; }
  .vraag-bron { margin-top:16px; padding-top:12px; border-top:1px solid var(--surface-border); color:var(--ink); font-size:13px; line-height:1.6; }
  .vraag-bron summary { cursor:pointer; font-weight:600; min-height:32px; }
  .vraag-bron p { margin:8px 0; overflow-wrap:anywhere; }
  .vraag-bron a { display:inline-block; color:var(--ink); text-decoration:underline; text-underline-offset:3px; overflow-wrap:anywhere; }
  .vraag-bron summary:focus-visible, .vraag-bron a:focus-visible { outline:2px solid currentColor; outline-offset:4px; border-radius:2px; }