/* Modern theme (default). site.css holds the cartoon theme, which shows when <html> has .theme-cartoon. */
:root:not(.theme-cartoon){
  --ios-bg:#f5f5f7;
  --ios-card:#ffffff;
  --ios-fill:#f5f5f7;
  --ios-fill-hover:#ebebf0;
  --ios-text2:#424245;
  --ios-hair:rgba(0,0,0,.08);
  --ios-blue:#0071e3;
  --ios-blue-hover:#0077ed;
  --ios-link:#0066cc;
  --ios-font:-apple-system,BlinkMacSystemFont,"SF Pro Text","SF Pro Display",Inter,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --ios-shadow:0 1px 2px rgba(0,0,0,.04),0 10px 30px rgba(0,0,0,.07);
  --ink:#1d1d1f;
  --fg:#1d1d1f;
  --muted:#6e6e73;
  --paper:#ffffff;
  --blue:#0066cc;
  --line:#d2d2d7;
  --shadow:var(--ios-shadow);
}
:root:not(.theme-cartoon) body{
  color:var(--ink);
  font:17px/1.5 var(--ios-font);
  letter-spacing:-.01em;
  background:var(--ios-bg);
  -webkit-font-smoothing:antialiased;
}
:root:not(.theme-cartoon) :is(.logo,.nav nav a,.kicker,.hero h1,.btn,h2,.card h3,a.app .more,.shelf-art span,.field,.sudoku-bar,.cell,.pad-key,.pad-key small,.notes i,a.tool-card b,.tool-icon,.tool input,.tool select,.tool textarea:not(.code)){
  font-family:var(--ios-font);
}

:root:not(.theme-cartoon) a{color:var(--ios-link);text-decoration:none}
:root:not(.theme-cartoon) a:hover{color:var(--ios-link);text-decoration:underline}
:root:not(.theme-cartoon) :is(a,.btn,button,.sheep):focus-visible{outline:2px solid var(--ios-blue);outline-offset:3px}

:root:not(.theme-cartoon) header{
  background:rgba(251,251,253,.8);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid var(--ios-hair);
}
:root:not(.theme-cartoon) .nav{height:52px}
:root:not(.theme-cartoon) .logo{font-weight:600;font-size:20px;letter-spacing:-.01em;color:var(--ink)}
:root:not(.theme-cartoon) .logo::before{width:28px;height:28px}
:root:not(.theme-cartoon) .logo:hover{text-decoration:none}
:root:not(.theme-cartoon) .nav nav{gap:4px 28px}
:root:not(.theme-cartoon) .nav nav a{
  font-size:14px;font-weight:400;color:var(--ink);opacity:.8;border-bottom:0;transition:opacity .15s ease;
}
:root:not(.theme-cartoon) .nav nav a:hover,
:root:not(.theme-cartoon) .nav nav a[aria-current="page"]{color:var(--ink);opacity:1;text-decoration:none}

:root:not(.theme-cartoon) .hero{padding:96px 20px 64px;text-align:center}
:root:not(.theme-cartoon) .kicker{
  margin:0 0 18px;padding:5px 14px;border:0;border-radius:999px;
  background:rgba(0,113,227,.08);color:var(--ios-blue);font-size:14px;font-weight:500;
}
:root:not(.theme-cartoon) .hero h1{
  margin:0 0 18px;font-weight:700;font-size:clamp(40px,7vw,72px);line-height:1.05;
  letter-spacing:-.03em;color:var(--ink);text-shadow:none;
}
:root:not(.theme-cartoon) .hero p{
  margin:0 auto;max-width:34em;font-size:clamp(19px,2.4vw,23px);line-height:1.4;
  font-weight:400;color:var(--muted);
}
:root:not(.theme-cartoon) .hero p + p{margin-top:14px}
:root:not(.theme-cartoon) .hero-tool{padding:56px 20px 32px;text-align:left}
:root:not(.theme-cartoon) body.editor-page .hero-tool{padding:32px 20px 8px}
:root:not(.theme-cartoon) .hero-tool h1{font-size:clamp(34px,5vw,48px)}
:root:not(.theme-cartoon) .hero-tool p{margin:0;font-size:19px}
:root:not(.theme-cartoon) .crumb,
:root:not(.theme-cartoon) .hero .crumb{margin:0 0 16px;font-size:15px;font-weight:400;color:var(--muted)}
:root:not(.theme-cartoon) .hero:not(.hero-tool) .crumb{margin:0 auto 16px}
:root:not(.theme-cartoon) .crumb a{color:var(--ios-link)}

:root:not(.theme-cartoon) .btn{
  margin-top:32px;padding:12px 24px;border:0;border-radius:999px;
  background:var(--ios-blue);color:#fff;box-shadow:none;
  font-size:17px;font-weight:500;line-height:1.2;letter-spacing:-.01em;
  transition:background .15s ease, color .15s ease, box-shadow .15s ease;
}
:root:not(.theme-cartoon) .btn:hover{background:var(--ios-blue-hover);color:#fff;transform:none;box-shadow:none;text-decoration:none}
:root:not(.theme-cartoon) .btn.alt{background:transparent;color:var(--ios-blue);box-shadow:inset 0 0 0 1px var(--ios-blue)}
:root:not(.theme-cartoon) .btn.alt:hover{background:var(--ios-blue);color:#fff}
:root:not(.theme-cartoon) .btn:disabled{opacity:.35;background:var(--ios-blue);transform:none;box-shadow:none}
:root:not(.theme-cartoon) .btn.alt:disabled{background:transparent;color:var(--ios-blue);box-shadow:inset 0 0 0 1px var(--ios-blue)}
:root:not(.theme-cartoon) .hero .btn + .btn{margin-left:14px}
:root:not(.theme-cartoon) .hero-actions{justify-content:center;gap:14px;margin-top:32px}
:root:not(.theme-cartoon) .hero-actions .btn,
:root:not(.theme-cartoon) .hero-actions .btn + .btn{margin:0}
:root:not(.theme-cartoon) .shelf .btn{margin-top:22px}
:root:not(.theme-cartoon) .tool .btn{margin:0;padding:8px 16px;font-size:15px}
:root:not(.theme-cartoon) .fine{font-size:13px;color:var(--muted)}

:root:not(.theme-cartoon) section{
  margin:0 0 24px;padding:40px;background:var(--ios-card);
  border:0;border-radius:24px;box-shadow:0 1px 3px rgba(0,0,0,.04);
}
:root:not(.theme-cartoon) h2{
  display:block;margin:0 0 12px;border-bottom:0;
  font-size:clamp(26px,3.4vw,32px);font-weight:700;line-height:1.15;letter-spacing:-.02em;color:var(--ink);
}
:root:not(.theme-cartoon) section p{color:var(--ios-text2)}
:root:not(.theme-cartoon) .cards + p{margin-top:20px}

:root:not(.theme-cartoon) .cards{gap:14px;margin-top:24px}
:root:not(.theme-cartoon) .card{background:var(--ios-fill);border:0;border-radius:18px;padding:24px 22px}
:root:not(.theme-cartoon) .card h3{margin:0 0 6px;font-size:19px;font-weight:600;letter-spacing:-.01em;color:var(--ink)}
:root:not(.theme-cartoon) .card p{color:var(--muted);font-size:15px}
:root:not(.theme-cartoon) a.card:hover{background:var(--ios-fill-hover);color:inherit;transform:none;box-shadow:none;text-decoration:none}
:root:not(.theme-cartoon) a.card .more{color:var(--ios-link);font-weight:500}

:root:not(.theme-cartoon) .shots{gap:20px;margin-top:20px}
:root:not(.theme-cartoon) .shots img{border:0;border-radius:20px;box-shadow:0 0 0 1px var(--ios-hair),0 10px 30px rgba(0,0,0,.08)}
:root:not(.theme-cartoon) .shots figcaption{margin-top:12px;font-weight:500;color:var(--muted);text-align:center}

:root:not(.theme-cartoon) .catalog{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:20px}
:root:not(.theme-cartoon) a.app{
  gap:12px;padding:12px;border:0;border-radius:18px;background:var(--ios-fill);color:var(--ink);box-shadow:none;
  transition:background .15s ease;
}
:root:not(.theme-cartoon) a.app:hover{background:var(--ios-fill-hover);color:var(--ink);transform:none;box-shadow:none;text-decoration:none}
:root:not(.theme-cartoon) a.app img{border:0;border-radius:12px;box-shadow:0 0 0 1px var(--ios-hair)}
:root:not(.theme-cartoon) a.app h2{margin:0 0 2px;font-size:17px;letter-spacing:-.02em;line-height:1.2}
:root:not(.theme-cartoon) a.app p{color:var(--muted)}
:root:not(.theme-cartoon) a.app .more{color:var(--ios-link);font-size:13px;font-weight:500}
:root:not(.theme-cartoon) .contact a{font-size:21px;font-weight:500}

:root:not(.theme-cartoon) .shelf{gap:32px}
:root:not(.theme-cartoon) .shelf-art{
  display:grid;grid-template-columns:repeat(2,76px);gap:20px 22px;place-content:center;width:180px;height:180px;
}
:root:not(.theme-cartoon) .shelf-art span{
  position:static;width:76px;height:76px;border:0;border-radius:22px;transform:none;
  color:#fff;font-size:30px;font-weight:600;box-shadow:0 8px 18px rgba(0,0,0,.12);
}
:root:not(.theme-cartoon) .shelf-art .s1{background:linear-gradient(160deg,#ffd426,#ff9500)}
:root:not(.theme-cartoon) .shelf-art .s2{background:linear-gradient(160deg,#64d2ff,#007aff)}
:root:not(.theme-cartoon) .shelf-art .s3{background:linear-gradient(160deg,#ff7a95,#ff2d55)}
:root:not(.theme-cartoon) .shelf-art .s4{background:linear-gradient(160deg,#6ee39a,#28b24b)}

:root:not(.theme-cartoon) footer,
:root:not(.theme-cartoon) footer.has-meadow{
  margin-top:40px;padding:22px 0 32px;background:var(--ios-bg);border-top:1px solid var(--line);
}
:root:not(.theme-cartoon) .meadow{display:none}
:root:not(.theme-cartoon) .foot{gap:12px 22px;font-size:13px;font-weight:400;color:var(--muted)}
:root:not(.theme-cartoon) .foot a{color:var(--ink)}
:root:not(.theme-cartoon) .foot a:hover{color:var(--ink);text-decoration:underline}

:root:not(.theme-cartoon) .theme-switch{gap:8px}
:root:not(.theme-cartoon) .theme-label{font-weight:400}
:root:not(.theme-cartoon) .theme-switch .seg{gap:0;padding:2px;border:0;border-radius:9px;background:rgba(118,118,128,.12)}
:root:not(.theme-cartoon) .theme-switch button{
  padding:4px 14px;border:0;border-radius:7px;background:transparent;color:var(--ink);
  font:500 13px/1.3 var(--ios-font);transition:background .15s ease, box-shadow .15s ease;
}
:root:not(.theme-cartoon) .theme-switch button[aria-pressed="true"]{background:#fff;box-shadow:0 3px 8px rgba(0,0,0,.12),0 3px 1px rgba(0,0,0,.04)}

:root:not(.theme-cartoon) code{background:var(--ios-fill);border-radius:6px}
:root:not(.theme-cartoon) .field{font-size:14px;font-weight:500;color:var(--ink)}
:root:not(.theme-cartoon) .tool :is(input[type=text],input[type=url],input[type=email],input[type=tel],input[type=number],select,textarea){
  padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);
}
:root:not(.theme-cartoon) .tool input[type=color]{border:1px solid var(--line);border-radius:10px}
:root:not(.theme-cartoon) .tool :is(input,select,textarea):focus-visible,
:root:not(.theme-cartoon) .code-out:focus-visible{outline:0;border-color:var(--ios-blue);box-shadow:0 0 0 4px rgba(0,113,227,.2)}
:root:not(.theme-cartoon) .tool input[type=range],
:root:not(.theme-cartoon) .check input{accent-color:var(--ios-blue)}
:root:not(.theme-cartoon) .check{font-weight:400}
:root:not(.theme-cartoon) .alert{border:0;border-radius:12px;font-weight:500}
:root:not(.theme-cartoon) .alert.ok{background:rgba(52,199,89,.12);color:#1b7a3a}
:root:not(.theme-cartoon) .alert.bad{background:rgba(255,59,48,.1);color:#c4271c}
:root:not(.theme-cartoon) .alert.warn{background:rgba(255,149,0,.13);color:#9a5700}
:root:not(.theme-cartoon) .code-out{border:1px solid transparent;border-radius:14px;background:#1d1d1f}

:root:not(.theme-cartoon) .sudoku-bar{font-weight:600}
:root:not(.theme-cartoon) .sudoku{border:2px solid var(--ink);border-radius:14px;box-shadow:var(--ios-shadow)}
:root:not(.theme-cartoon) .cell{font-weight:400}
:root:not(.theme-cartoon) .cell.c3{border-right-width:2px}
:root:not(.theme-cartoon) .cell.r3{border-bottom-width:2px}
:root:not(.theme-cartoon) .cell.given{font-weight:600}
:root:not(.theme-cartoon) .cell.user{color:var(--ios-blue)}
:root:not(.theme-cartoon) .cell.peer{background:#f1f5fb}
:root:not(.theme-cartoon) .cell.same{background:#dce8f9}
:root:not(.theme-cartoon) .cell.wrong{color:#ff3b30;background:#ffe9e7}
:root:not(.theme-cartoon) .cell.sel{background:#c6dcf7}
:root:not(.theme-cartoon) .cell:focus-visible{outline:2px solid var(--ios-blue);outline-offset:-2px}
:root:not(.theme-cartoon) .pad-key{border:1px solid var(--line);border-radius:12px;background:#fff;box-shadow:none;font-weight:500}
:root:not(.theme-cartoon) .pad-key:hover{background:var(--ios-fill)}
:root:not(.theme-cartoon) .pad-key:active{transform:none;box-shadow:none;background:var(--ios-fill-hover)}
:root:not(.theme-cartoon) .pad-key:disabled{background:#fff}
:root:not(.theme-cartoon) #sd-notes[aria-pressed="true"]{background:var(--ios-blue);border-color:var(--ios-blue);color:#fff;box-shadow:none}

:root:not(.theme-cartoon) .qr-frame{border:0;border-radius:18px;box-shadow:0 0 0 1px var(--ios-hair),var(--ios-shadow)}

:root:not(.theme-cartoon) .tools{gap:12px}
:root:not(.theme-cartoon) a.tool-card{
  gap:18px;padding:14px;border:0;border-radius:20px;background:var(--ios-fill);box-shadow:none;transition:background .15s ease;
}
:root:not(.theme-cartoon) a.tool-card:hover{background:var(--ios-fill-hover);color:var(--ink);transform:none;box-shadow:none;text-decoration:none}
:root:not(.theme-cartoon) a.tool-card b{font-size:19px;font-weight:600;letter-spacing:-.01em}
:root:not(.theme-cartoon) .tool-icon{border:0;border-radius:15px;color:#fff;font-weight:600;font-size:24px;box-shadow:0 4px 12px rgba(0,0,0,.1)}
:root:not(.theme-cartoon) .tool-icon.i1{background:linear-gradient(160deg,#ffd426,#ff9500)}
:root:not(.theme-cartoon) .tool-icon.i2{background:linear-gradient(160deg,#64d2ff,#007aff)}
:root:not(.theme-cartoon) .tool-icon.i3{background:linear-gradient(160deg,#ff7a95,#ff2d55)}
:root:not(.theme-cartoon) .tool-icon.i4{background:linear-gradient(160deg,#6ee39a,#28b24b)}
:root:not(.theme-cartoon) .tool-icon.i5{background:linear-gradient(160deg,#d2b4ff,#7d4bdb)}
:root:not(.theme-cartoon) .tool-icon.i6{background:linear-gradient(160deg,#ffb340,#ff7a00)}
:root:not(.theme-cartoon) .tool-icon.i7{background:linear-gradient(160deg,#63e6be,#0ca678)}
:root:not(.theme-cartoon) .tool-icon.i8{background:linear-gradient(160deg,#e599f7,#9c36b5)}
:root:not(.theme-cartoon) .tool-icon.i9{background:linear-gradient(160deg,#91a7ff,#3b5bdb)}
:root:not(.theme-cartoon) .tool-icon.i10{background:linear-gradient(160deg,#ffd43b,#f08c00)}
:root:not(.theme-cartoon) .tool-icon.i11{background:linear-gradient(160deg,#66d9e8,#1098ad)}
:root:not(.theme-cartoon) .tool-icon.i12{background:linear-gradient(160deg,#ff8787,#e03131)}
:root:not(.theme-cartoon) .tool-icon.i13{background:linear-gradient(160deg,#91a7ff,#364fc7)}
:root:not(.theme-cartoon) .tool-icon.i14{background:linear-gradient(160deg,#63e6be,#0ca678)}
:root:not(.theme-cartoon) .tool-icon.i15{background:linear-gradient(160deg,#e599f7,#9c36b5)}
:root:not(.theme-cartoon) .tool-icon.i16{background:linear-gradient(160deg,#74c0fc,#1864ab)}
:root:not(.theme-cartoon) .tool-icon.i17{background:linear-gradient(160deg,#b197fc,#5f3dc4)}
:root:not(.theme-cartoon) .timer-face{font-family:var(--ios-font);font-weight:700;letter-spacing:-.04em}
:root:not(.theme-cartoon) .pick .btn[aria-pressed="true"]{background:var(--ios-blue);color:#fff;box-shadow:none}
:root:not(.theme-cartoon) .diff,:root:not(.theme-cartoon) .grade,:root:not(.theme-cartoon) .contrast-preview,:root:not(.theme-cartoon) #md-preview,:root:not(.theme-cartoon) .rx-view,:root:not(.theme-cartoon) .md-view,:root:not(.theme-cartoon) .color-chip,:root:not(.theme-cartoon) .rx-list li,:root:not(.theme-cartoon) .quiz-q{border:0;border-radius:14px;box-shadow:inset 0 0 0 1px var(--ios-hair)}
:root:not(.theme-cartoon) .diff-add,:root:not(.theme-cartoon) .grade.pass{background:rgba(52,199,89,.16)}
:root:not(.theme-cartoon) .diff-del,:root:not(.theme-cartoon) .grade.fail{background:rgba(255,59,48,.12)}
:root:not(.theme-cartoon) .tool h3,
:root:not(.theme-cartoon) .gov-panel h3{font-family:var(--ios-font);font-weight:600;letter-spacing:-.01em}
:root:not(.theme-cartoon) .bench-item{border:0;border-radius:16px;box-shadow:inset 0 0 0 1px var(--ios-hair)}
:root:not(.theme-cartoon) .bench-item h4{font-family:var(--ios-font);font-weight:600}
:root:not(.theme-cartoon) .bench-legend{font-weight:500}
:root:not(.theme-cartoon) .bench-legend span::before{border:0;border-radius:999px}
:root:not(.theme-cartoon) .bench-radar,
:root:not(.theme-cartoon) .bench-bars,
:root:not(.theme-cartoon) .bench-table{border:0;border-radius:16px;box-shadow:inset 0 0 0 1px var(--ios-hair)}
:root:not(.theme-cartoon) .bench-radar text,
:root:not(.theme-cartoon) .bench-bars text,
:root:not(.theme-cartoon) .bench-table thead th{font-family:var(--ios-font);font-weight:600}
:root:not(.theme-cartoon) .gov-nav .btn{margin:0}
:root:not(.theme-cartoon) .gov-nav .btn[aria-current="page"]{background:var(--ios-blue);color:#fff;box-shadow:none}
:root:not(.theme-cartoon) .ie-stage{border:0;border-radius:18px;background:#ececf0;box-shadow:inset 0 0 0 1px rgba(0,0,0,.08)}
:root:not(.theme-cartoon) .ie-stage.over{outline-color:var(--ios-blue)}
:root:not(.theme-cartoon) .ie-empty{color:var(--muted);font-weight:500}
:root:not(.theme-cartoon) .ie-crop{border:1.5px solid #fff;outline:1px solid rgba(0,0,0,.45)}
:root:not(.theme-cartoon) .ie-crop i{background:#fff;border:2px solid #0071e3}
:root:not(.theme-cartoon) .ie-zoom .btn[aria-pressed="true"],:root:not(.theme-cartoon) .ie-tools .btn[aria-pressed="true"]{background:var(--ios-blue);color:#fff;box-shadow:none}
:root:not(.theme-cartoon) .ie-swatches button{border:0;box-shadow:inset 0 0 0 1px rgba(0,0,0,.25)}
:root:not(.theme-cartoon) .ie-swatches button[aria-pressed="true"]{outline-color:var(--ios-blue)}

:root:not(.theme-cartoon) .mt-grid{gap:12px}
:root:not(.theme-cartoon) .mt-swatch{
  padding:10px 10px 14px;border:0;border-radius:18px;background:var(--ios-fill);box-shadow:none;transition:background .15s ease;
}
:root:not(.theme-cartoon) .mt-swatch:hover{background:var(--ios-fill-hover);transform:none;box-shadow:none}
:root:not(.theme-cartoon) .mt-swatch i{border:0;border-radius:12px;box-shadow:0 0 0 1px var(--ios-hair)}
:root:not(.theme-cartoon) .mt-swatch b{font-family:var(--ios-font);font-size:15px;font-weight:600;letter-spacing:-.01em}
:root:not(.theme-cartoon) .mt-swatch span{color:var(--muted)}

@media (max-width:640px){
  :root:not(.theme-cartoon) .wrap{padding-left:28px;padding-right:28px}
  :root:not(.theme-cartoon) .hero{padding:56px 28px 44px}
  :root:not(.theme-cartoon) .hero p{font-size:17px;line-height:1.6}
  :root:not(.theme-cartoon) .hero-tool{padding:36px 28px 28px}
  :root:not(.theme-cartoon) body.editor-page .hero-tool{padding:28px 28px 12px}
  :root:not(.theme-cartoon) .hero .btn + .btn{margin-left:0}
  :root:not(.theme-cartoon) .hero-actions{gap:12px;margin-top:28px}
  :root:not(.theme-cartoon) .hero-actions .btn,
  :root:not(.theme-cartoon) .hero-actions .btn + .btn{margin:0}
  :root:not(.theme-cartoon) .nav{
    height:auto;min-height:0;flex-wrap:wrap;align-items:flex-start;gap:10px;
    padding:14px 28px 12px;
  }
  :root:not(.theme-cartoon) .nav nav{justify-content:flex-start;gap:10px 16px;width:100%}
  :root:not(.theme-cartoon) .catalog{grid-template-columns:1fr}
  :root:not(.theme-cartoon) a.app{grid-template-columns:48px 1fr;gap:12px;padding:14px}
  :root:not(.theme-cartoon) a.app h2{font-size:16px}
  :root:not(.theme-cartoon) a.app img{width:48px;height:64px}
  :root:not(.theme-cartoon) section{padding:28px 22px;border-radius:20px}
  :root:not(.theme-cartoon) .foot{justify-content:flex-start;gap:14px 18px}
  :root:not(.theme-cartoon) .foot-links{gap:10px 16px}
}
@media (prefers-reduced-motion:reduce){
  :root:not(.theme-cartoon) :is(.btn,a.app,a.card,a.tool-card,.theme-switch button,.mt-swatch){transition:none}
}