:root{
    --bg:#F2F7FA; --surface:#FFFFFF; --panel:#E3EEF4; --line:#D3E2EA;
    --text:#0F3550; --muted:#5A7A8C;
    --accent:#0FA3B1; --accent-ink:#FFFFFF;
    --accent2:#2563EB; --accent2-ink:#FFFFFF;
    --warn:#E8794A; --err:#DE4B55; --star:#F2A93B;
    --keycap:#FFFFFF; --keycap-line:#C6DAE4; --keycap-text:#5A7A8C;
    --pink-f:#F5A3C0; --ring-f:#F2C077; --mid-f:#8FD9A0; --idx-l:#84C1F5; --idx-r:#C3B3F2;
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{font-family:'Nunito',sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
  .disp{font-family:'Space Grotesk',sans-serif}
  a{color:inherit;text-decoration:none}
  button{font-family:inherit;cursor:pointer}
  ::selection{background:var(--accent);color:#fff}
  .wrap{max-width:1020px;margin:0 auto;padding:0 22px}
  .hidden{display:none!important}
  .ic{width:1.15em;height:1.15em;vertical-align:-0.22em;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
  .ic.lg{width:26px;height:26px}

  .btn{display:inline-flex;align-items:center;gap:8px;font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:15.5px;padding:12px 24px;border-radius:12px;border:none;transition:transform .1s,background .15s}
  .btn:hover{transform:translateY(-1px)}
  .btn:focus-visible{outline:3px solid var(--accent2);outline-offset:3px}
  .btn.primary{background:var(--accent);color:var(--accent-ink)}
  .btn.primary:hover{background:#0D8F9C}
  .btn.ghost{background:transparent;color:var(--text);border:2px solid var(--line)}
  .btn.small{padding:8px 16px;font-size:14px}
  .btn.coffee{background:#FFDD57;color:#1B2440}
  .btn:disabled{opacity:.45;cursor:not-allowed;transform:none}

  nav{position:sticky;top:0;background:rgba(242,247,250,.92);backdrop-filter:blur(8px);z-index:50;border-bottom:1px solid var(--line)}
  .nav-inner{display:flex;align-items:center;justify-content:space-between;padding:13px 22px;max-width:1020px;margin:0 auto;gap:12px}
  .logo{display:flex;align-items:center;gap:9px;font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:19px;letter-spacing:-.3px}
  .logo svg{width:26px;height:26px}
  .nav-links{display:flex;gap:22px;font-size:15px;font-weight:700;color:var(--muted);align-items:center}
  .nav-links a:hover{color:var(--text)}
  .nav-links a.active{color:var(--accent);border-bottom:2px solid var(--accent)}
  @media(max-width:680px){.nav-links{gap:13px;font-size:13px}}

  h1{font-family:'Space Grotesk',sans-serif;font-size:clamp(30px,5.4vw,50px);line-height:1.13;letter-spacing:-.8px}
  h2{font-family:'Space Grotesk',sans-serif;font-size:clamp(23px,3.5vw,32px);margin-bottom:10px;letter-spacing:-.4px}
  h3{font-family:'Space Grotesk',sans-serif;font-size:17px}
  .eyebrow{font-family:'Space Grotesk',sans-serif;font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:10px}
  .sub{color:var(--muted);font-weight:600;font-size:17px}
  section{padding:62px 0}
  .card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:26px}
  .wave{display:block;width:120px;height:14px;margin-top:14px}
  .wave path{fill:none;stroke:var(--accent);stroke-width:3;stroke-linecap:round}

  /* HOME */
  header.hero{padding:76px 0 30px}
  .hero-grid{display:flex;gap:44px;align-items:center;flex-wrap:wrap}
  .hero-txt{flex:1.2;min-width:300px}
  .hero h1 em{font-style:normal;color:var(--accent);position:relative;white-space:nowrap}
  .hero h1 em svg{position:absolute;left:0;bottom:-10px;width:100%;height:10px}
  .hero h1 em svg path{fill:none;stroke:var(--warn);stroke-width:3.5;stroke-linecap:round}
  .hero .sub{max-width:560px;margin:18px 0 28px}
  .hero-cta{display:flex;gap:13px;flex-wrap:wrap}
  .hero-side{flex:.8;min-width:250px;display:flex;justify-content:center}
  .hero-keys{display:grid;grid-template-columns:repeat(3,64px);gap:10px;transform:rotate(-4deg)}
  .hero-keys .hk{width:64px;height:64px;border-radius:12px;background:var(--surface);border:1px solid var(--keycap-line);border-bottom-width:5px;display:flex;align-items:center;justify-content:center;font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:22px;color:var(--muted);position:relative}
  .hero-keys .hk.a1{background:var(--accent);color:#fff;border-color:#0B7E89}
  .hero-keys .hk.a2{background:var(--warn);color:#fff;border-color:#C25E36}
  .hero-keys .hk.bump::after{content:"";position:absolute;bottom:10px;width:16px;height:3px;border-radius:2px;background:currentColor;opacity:.55}
  @media(max-width:760px){.hero-side{display:none}}

  .honest{background:var(--surface);border-radius:20px;padding:42px 36px;border:1px solid var(--line)}
  .honest-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(225px,1fr));gap:26px;margin-top:26px}
  .h-item h3{margin-bottom:6px;display:flex;align-items:center;gap:9px;color:var(--text)}
  .h-item h3 .ic{color:var(--accent)}
  .h-item p{font-size:14px;color:var(--muted);font-weight:600}

  .free-band{display:flex;gap:32px;align-items:center;flex-wrap:wrap;background:var(--text);color:#fff;border-radius:20px;padding:42px}
  .free-band h2{color:#fff}
  .free-band .txt{flex:1;min-width:280px}
  .free-band p{color:#B7CBD8;font-weight:600;margin:10px 0 18px}

  .steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(185px,1fr));gap:15px}
  .step{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px}
  .step .num{font-family:'Space Grotesk',sans-serif;font-weight:700;width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:16px;margin-bottom:12px;color:#fff;background:var(--accent)}
  .step h3{margin-bottom:5px;font-size:16px}
  .step p{font-size:13.5px;color:var(--muted);font-weight:600}

  details{background:var(--surface);border:1px solid var(--line);border-radius:13px;margin-bottom:11px;padding:17px 21px;max-width:760px}
  summary{font-weight:800;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:12px}
  summary::after{content:"+";font-family:'Space Grotesk',sans-serif;color:var(--accent);font-size:20px;flex-shrink:0}
  details[open] summary::after{content:"–"}
  details p{margin-top:9px;color:var(--muted);font-size:15px;font-weight:600}

  footer{border-top:1px solid var(--line);padding:34px 0;color:var(--muted);font-size:14px}
  .foot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;font-weight:600;align-items:center}
  .foot .logo{font-size:16px}

  /* LESSEN */
  .week-block{margin-bottom:26px}
  .week-head{display:flex;align-items:center;gap:14px;margin-bottom:12px;flex-wrap:wrap}
  .week-head .wnum{font-family:'Space Grotesk',sans-serif;font-weight:700;background:var(--surface);border:1px solid var(--line);border-radius:9px;padding:5px 13px;font-size:14px}
  .week-head .wkeys{font-family:'Space Grotesk',sans-serif;font-size:13px;font-weight:700;color:var(--accent)}
  .week-head .wtitle{font-weight:800;color:var(--muted);font-size:14px}
  .week-head .wgoal{margin-left:auto;font-size:12px;font-weight:800;color:var(--muted)}
  .day-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:11px}
  .day-tile{background:var(--surface);border:2px solid var(--line);border-radius:13px;padding:15px;text-align:left;color:var(--text);transition:transform .1s,border-color .1s}
  .day-tile:not(:disabled):hover{transform:translateY(-2px);border-color:var(--accent)}
  .day-tile .d{font-size:11px;font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:var(--muted)}
  .day-tile h4{font-family:'Space Grotesk',sans-serif;font-size:14.5px;margin:4px 0 7px}
  .day-tile .stars{font-size:15px;letter-spacing:2px;min-height:21px;color:var(--star);font-weight:800}
  .day-tile .stars .st-muted{color:var(--muted);font-size:13px;font-weight:800}
  .day-tile .best{font-size:11.5px;color:var(--muted);font-weight:700}
  .day-tile.passed{border-color:#9CD3CE}
  .day-tile.failed{border-color:#F2C4AD}
  .day-tile:disabled{opacity:.45;cursor:not-allowed}

  /* LESSPELER */
  .top{display:flex;align-items:center;gap:14px;padding:13px 20px;background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
  .top .crumb{font-size:13px;font-weight:800;color:var(--muted)}
  .top .crumb b{color:var(--text)}
  .lesson-progress{flex:1;max-width:340px;margin-left:auto;display:flex;align-items:center;gap:10px}
  .bar{flex:1;height:9px;background:var(--panel);border-radius:99px;overflow:hidden}
  .bar i{display:block;height:100%;width:0%;background:var(--accent);border-radius:99px;transition:width .3s}
  .lesson-progress span{font-family:'Space Grotesk',sans-serif;font-size:13px;font-weight:700;color:var(--accent);white-space:nowrap}
  .stage{max-width:840px;margin:0 auto;padding:26px 20px 60px}
  .step-tag{display:inline-block;background:#E1F1F2;color:#0B7E89;border-radius:8px;padding:4px 12px;font-size:12px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;margin-bottom:12px}
  .instr{color:var(--muted);font-weight:600;font-size:15px}
  .goal-line{margin-top:14px;font-size:13px;font-weight:800;color:var(--accent2)}
  .exercise{margin:24px 0 6px;text-align:center}
  .target{font-family:'Space Grotesk',sans-serif;font-size:clamp(21px,4.4vw,32px);font-weight:600;letter-spacing:.1em;line-height:1.8;word-break:break-word}
  .target .ok{color:var(--accent)}
  .target .cur{background:var(--accent2);color:#fff;border-radius:6px;padding:0 3px;animation:pulse 1s ease-in-out infinite}
  .target .err{background:var(--err);color:#fff;border-radius:6px;padding:0 3px}
  .target .todo{color:#9FB6C2}
  @keyframes pulse{50%{opacity:.6}}
  @media(prefers-reduced-motion:reduce){.target .cur{animation:none}}
  .hint{margin-top:8px;font-weight:800;font-size:14px;color:var(--warn);min-height:22px}

  .kbd{margin:22px auto 0;max-width:640px;display:flex;flex-direction:column;gap:6px;padding:15px;background:var(--panel);border-radius:14px;border:1px solid var(--line)}
  .krow{display:flex;gap:6px;justify-content:center}
  .k{flex:1;max-width:47px;aspect-ratio:1;display:flex;align-items:center;justify-content:center;border-radius:8px;font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:13px;background:var(--keycap);color:var(--keycap-text);border:1px solid var(--keycap-line);border-bottom-width:3px;position:relative;transition:transform .06s}
  .k.wide{max-width:80px;aspect-ratio:auto;height:auto;font-size:11px}
  .k.space{max-width:290px;aspect-ratio:auto;height:42px}
  .k[data-f="p"]{box-shadow:inset 0 -4px 0 var(--pink-f)}
  .k[data-f="r"]{box-shadow:inset 0 -4px 0 var(--ring-f)}
  .k[data-f="m"]{box-shadow:inset 0 -4px 0 var(--mid-f)}
  .k[data-f="il"]{box-shadow:inset 0 -4px 0 var(--idx-l)}
  .k[data-f="ir"]{box-shadow:inset 0 -4px 0 var(--idx-r)}
  .k.next{background:var(--accent2);color:#fff;border-color:var(--accent2)}
  .k.next2{background:var(--warn);color:#fff;border-color:var(--warn)}
  .k.pressed{transform:translateY(2px);background:var(--accent);color:#fff}
  .k.bump::after{content:"";position:absolute;bottom:5px;width:11px;height:3px;border-radius:2px;background:currentColor;opacity:.55}
  .legend{display:flex;gap:13px;justify-content:center;flex-wrap:wrap;margin-top:12px;font-size:11.5px;font-weight:800;color:var(--muted)}
  .legend i{display:inline-block;width:11px;height:11px;border-radius:3px;margin-right:4px;vertical-align:-1px}

  .live-stats{display:flex;gap:28px;justify-content:center;margin-top:20px}
  .lstat{text-align:center}
  .lstat b{font-family:'Space Grotesk',sans-serif;font-size:22px;color:var(--accent);display:block}
  .lstat span{font-size:11px;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}

  .center{text-align:center;padding:16px 0}
  .intro-step-tag{display:inline-block;font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:13px;color:var(--accent);background:#E1F1F2;border-radius:8px;padding:5px 14px;margin-bottom:14px}
  .handpos{display:flex;gap:9px;justify-content:center;margin:20px 0 2px;flex-wrap:wrap}
  .handpos .hk{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:15px;width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:10px;background:var(--keycap);color:var(--keycap-text);border:1px solid var(--keycap-line);border-bottom-width:4px;position:relative}
  .handpos .hk.hl{background:var(--accent);color:#fff;border-color:#0B7E89}
  .handpos .hk.bump::after{content:"";position:absolute;bottom:6px;width:12px;height:3px;border-radius:2px;background:currentColor;opacity:.55}
  .handpos .hk.ok{background:var(--accent2);color:#fff;border-color:#1D4FC4}
  .intro-visual{margin:20px auto 4px;max-width:520px;text-align:left;background:var(--panel);border-radius:13px;padding:20px 20px 20px 8px;border:1px solid var(--line)}
  .intro-visual li{margin:8px 0 8px 26px;color:var(--muted);font-weight:600;font-size:15px}
  .intro-dots{display:flex;gap:7px;justify-content:center;margin-top:18px}
  .intro-dots i{width:8px;height:8px;border-radius:50%;background:var(--line)}
  .intro-dots i.on{background:var(--accent)}
  .fj-check{font-family:'Space Grotesk',sans-serif;font-weight:700;margin-top:16px;font-size:15px;color:var(--accent2)}

  .result-row{display:flex;gap:20px;justify-content:center;margin-top:16px;flex-wrap:wrap}
  .result{background:var(--panel);border-radius:13px;padding:16px 24px;border:1px solid var(--line)}
  .result b{font-family:'Space Grotesk',sans-serif;font-size:27px;color:var(--accent);display:block}
  .result span{font-size:11px;font-weight:800;color:var(--muted);text-transform:uppercase}
  .result.miss b{color:var(--err)}
  .starrating{font-size:30px;letter-spacing:5px;margin-top:8px;color:var(--star)}
  .verdict{margin-top:16px;font-size:15px;font-weight:800;max-width:560px;margin-left:auto;margin-right:auto}
  .verdict.pass{color:#0B7E89}
  .verdict.fail{color:var(--warn)}

  /* STATS */
  .stat-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(155px,1fr));gap:14px;margin-bottom:30px}
  .scard{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px}
  .scard b{font-family:'Space Grotesk',sans-serif;font-size:29px;color:var(--accent);display:block}
  .scard span{font-size:12px;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
  .chart-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:24px;margin-bottom:26px}
  .chart-card h3{margin-bottom:16px}
  .heat{display:flex;flex-direction:column;gap:6px;align-items:center}
  .heat .krow{gap:6px}
  .heat .k{cursor:default}
  .empty-note{color:var(--muted);font-weight:700;padding:30px;text-align:center;background:var(--surface);border-radius:14px;border:1px dashed var(--line)}
  table.weekstats{width:100%;border-collapse:collapse;font-size:14px}
  table.weekstats th{text-align:left;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.05em;padding:8px 10px;border-bottom:1px solid var(--line)}
  table.weekstats td{padding:9px 10px;border-bottom:1px solid var(--panel);font-weight:700}
  td .st{color:var(--star);font-weight:800}

  /* Illustraties & warmte */
  .divider{display:block;width:150px;height:20px;margin:6px auto -20px;color:var(--accent);opacity:.7}
  .hero-art{width:100%;max-width:360px;height:auto}
  .icw{display:inline-flex;width:38px;height:38px;border-radius:12px;background:#DCEEF0;color:#0B7E89;align-items:center;justify-content:center;flex-shrink:0}
  .icw .ic{width:20px;height:20px}
  .h-item h3{align-items:flex-start}
  .h-item:nth-child(2) .icw{background:#E3EAFB;color:#2549C4}
  .h-item:nth-child(3) .icw{background:#FBE9E0;color:#C25E36}
  .h-item:nth-child(4) .icw{background:#FDF0D8;color:#B07A17}
  .step:nth-child(even) .num{background:var(--warn)}
  .mug-art{width:150px;height:auto;flex-shrink:0}
  @media(max-width:640px){.mug-art{display:none}}
  .bmc-explain{font-size:14px;color:#9DB7C6;border-left:3px solid rgba(255,255,255,.25);padding-left:14px;margin:14px 0 20px}
  .intro-illust{width:80px;height:80px;border-radius:50%;background:#DCEEF0;color:#0B7E89;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}
  .intro-illust .ic{width:42px;height:42px}

  /* Contactformulier */
  .contact-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:28px;max-width:640px;display:flex;flex-direction:column;gap:16px}
  .contact-card label{font-weight:800;font-size:14px;display:flex;flex-direction:column;gap:6px;color:var(--text)}
  .contact-card .opt{font-weight:600;color:var(--muted)}
  .contact-card input,.contact-card select,.contact-card textarea{font-family:'Nunito',sans-serif;font-weight:600;font-size:15px;color:var(--text);background:var(--bg);border:2px solid var(--line);border-radius:10px;padding:11px 13px;resize:vertical}
  .contact-card input:focus,.contact-card select:focus,.contact-card textarea:focus{outline:none;border-color:var(--accent)}
  .cf-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  @media(max-width:560px){.cf-row{grid-template-columns:1fr}}
  .cf-foot{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
  .cf-status{font-weight:800;font-size:14px}
  .cf-status.ok{color:#0B7E89}
  .cf-status.fout{color:var(--err)}

  /* multi-page toevoegingen */
  .sec-loose{padding-top:96px}
  .honest{padding:34px 36px}

  /* certificaat */
  .cert-block{margin-top:26px;padding-top:22px;border-top:1px solid var(--line)}
  .cert-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
  .cert-row input{font-family:'Nunito',sans-serif;font-weight:600;font-size:15px;color:var(--text);background:var(--bg);border:2px solid var(--line);border-radius:10px;padding:11px 13px;min-width:240px}
  .cert-row input:focus{outline:none;border-color:var(--accent)}

  /* toetsenbord-afbouw */
  .kbd-tools{display:flex;justify-content:center;margin-top:18px}
  .kbd-tools .btn.hidden + #kbdWrap .kbd{margin-top:4px}