:root{--paper:#f8f6f0;--ink:#253b40;--teal:#087e89;--orange:#ff862d;--muted:#657478;--line:#deded7;--shadow:8px 9px 22px #b9b7ab35,-5px -5px 15px #ffffff; color-scheme:light}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 0 0,#e8f3f1,transparent 50%),radial-gradient(ellipse at 100% 100%,#fbe7d7,transparent 50%),var(--paper);color:var(--ink);font-family:Georgia,'Times New Roman',serif;min-height:100svh}button,select{font:inherit;color:inherit}button{cursor:pointer;-webkit-tap-highlight-color:transparent}button:disabled{cursor:default;opacity:.5}button:focus-visible,select:focus-visible{outline:3px solid #b85300;outline-offset:4px}.shell{max-width:490px;margin:24px auto;background:var(--paper);padding:24px 22px 0;border:1px solid #fff;border-radius:30px;box-shadow:0 15px 65px #33484b13}header{text-align:center}.logo{display:block;width:260px;max-width:85%;height:auto;margin:0 auto 14px;mix-blend-mode:multiply}h1{font-size:1.95rem;font-weight:500;margin:0 0 6px;letter-spacing:-.035em}.tagline{margin:0 0 22px;color:var(--muted);font-size:1.05rem}.tabs{display:flex;padding:5px;background:#efede6;box-shadow:inset 2px 3px 7px #b5b4aa25;border:1px solid #e3e0d6;border-radius:30px;gap:2px}.tabs button{flex:1;border:0;background:none;border-radius:24px;padding:10px 5px;font-size:1rem}.tabs button[aria-selected=true]{background:linear-gradient(#139fac,#087e89);color:white;box-shadow:0 3px 7px #087e8930}.settings{display:flex;align-items:center;gap:8px;margin:16px 1px;font-family:system-ui,sans-serif;font-size:.875rem}.settings select{background:transparent;border:1px solid var(--line);border-radius:9px;padding:7px;max-width:155px}.settings .text-button{margin-left:auto;font-size:.875rem}.text-button{background:transparent;border:0;padding:9px 3px;color:var(--teal);text-decoration:underline;text-underline-offset:4px;font-size:1rem}.round-row{display:flex;align-items:center;gap:20px;margin:16px 2px;font-size:1rem}.round-row span{white-space:nowrap}progress{width:100%;height:7px;border:0;border-radius:10px;overflow:hidden;background:#dcded9}progress::-webkit-progress-bar{background:#dcded9}progress::-webkit-progress-value{background:var(--teal);border-radius:10px}progress::-moz-progress-bar{background:var(--teal)}.flip-stage{perspective:1200px}.flip-inner{display:grid;transform-style:preserve-3d;transition:transform .55s cubic-bezier(.2,.7,.2,1)}.flip-inner.revealed{transform:rotateY(180deg)}.card{grid-area:1/1;backface-visibility:hidden;-webkit-backface-visibility:hidden;min-height:320px;border-radius:24px;padding:24px 18px 20px;border:1px solid white;background:#fdfbf6;box-shadow:var(--shadow);display:flex;flex-direction:column;align-items:center;justify-content:center}.card h2{font-size:1.4rem;font-weight:500;margin:0 0 9px;text-align:center}.instruction{font: .875rem/1.5 system-ui,sans-serif;color:var(--muted);margin:0 0 18px;text-align:center}.choices{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;width:100%}.choices.many{grid-template-columns:repeat(3,1fr)}.choice{border:2px solid transparent;min-height:94px;border-radius:17px;background:var(--paper);box-shadow:4px 5px 10px #bbb7aa26,-3px -3px 8px #fff;padding:10px 5px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:7px;font-size:1rem}.choice[aria-pressed=true]{border-color:var(--teal);box-shadow:0 0 0 1px #087e8910,0 4px 10px #087e8917}.choice svg{width:37px;height:37px}.swatch{height:32px;width:32px;display:block;border-radius:50%;border:1px solid #aaa}.digit{font-size:1.8rem;line-height:1.2}.back{transform:rotateY(180deg)}.target{background:#e9e9e9;border-radius:8px;width:100%;height:214px;display:flex;gap:12px;justify-content:center;align-items:center;padding:24px;margin-bottom:14px}.target svg{width:65%;height:85%;max-width:150px}.target.count-2 svg{width:44%}.target.count-3 svg{width:29%}.target.color-only{border:1px solid #dadada}.back #feedback{font: .95rem/1.4 system-ui,sans-serif;text-align:center;margin:0}.action{width:100%;border:0;border-radius:28px;padding:14px 20px;margin:20px 0 15px;background:linear-gradient(#ff953f,#ff8124);box-shadow:0 5px 12px #bf732f26;color:#29241e;font-size:1.35rem}.action:disabled{background:#e4e1d8;color:#6a6b65;box-shadow:none;opacity:1}.scorebox{border:2px solid #178f99;border-radius:18px;padding:15px 20px 17px;background:#fdfbf6;box-shadow:var(--shadow)}.score-label{font-size:1rem}.score-content{display:flex;align-items:center;gap:20px;margin-top:5px}.score-content strong{font-family:system-ui,sans-serif;font-size:2.9rem;color:var(--teal);line-height:1.15;letter-spacing:-.05em;min-width:100px}.score-content>span{border-left:1px solid #ccc;padding-left:20px;font-size:1.1rem;line-height:1.4}.finish{display:block;margin:10px auto 0;font-size:.9rem}.local-note{text-align:center;font: .8rem/1.6 system-ui,sans-serif;color:var(--muted);margin:10px 0 18px}.bottom-nav{display:flex;border-top:1px solid var(--line);margin:0 -22px;padding:8px 14px 12px}.bottom-nav button{flex:1;border:0;background:none;color:var(--muted);display:flex;flex-direction:column;align-items:center;gap:2px;padding:4px;font-size:.95rem}.bottom-nav button span{font-size:1.6rem;line-height:1.2}.bottom-nav button[aria-current=page]{color:var(--teal)}.results-heading h2{font-weight:500;font-size:1.75rem;margin-bottom:5px}.results-heading p{color:var(--muted);margin:0 0 22px}h3{font-size:1.15rem;margin:25px 0 10px;font-weight:500}.small-note{font: .875rem/1.5 system-ui,sans-serif;color:var(--muted)}.result-row{display:flex;justify-content:space-between;gap:10px;border-bottom:1px solid var(--line);padding:13px 0;font: .95rem/1.5 system-ui,sans-serif}.result-row small{display:block;font-size:.8rem;color:var(--muted)}.result-row b{color:var(--teal);font-size:1.15rem}.reset{display:block;margin:25px auto;color:#975128}.break-content{text-align:center;line-height:1.6}.break-content h2{font-size:1.8rem}.break-content p{font-size:1rem;color:var(--muted)}.break-content .time{display:block;font-size:1.3rem;color:var(--teal)}dialog{border:1px solid white;border-radius:24px;padding:26px;max-width:410px;width:calc(100% - 32px);background:var(--paper);color:var(--ink);box-shadow:0 20px 80px #0003}dialog::backdrop{background:#193c4166}dialog p{line-height:1.6}dialog h2{font-weight:500}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}[hidden]{display:none!important}#storage-warning{font: .875rem/1.5 system-ui,sans-serif;padding:12px;background:#ffe7cb;margin-bottom:12px;border-radius:12px}@media(max-width:520px){body{background:var(--paper)}.shell{margin:0;border:0;border-radius:0;padding:20px 18px 0;box-shadow:none}.bottom-nav{margin:0 -18px}.card{min-height:300px}.logo{width:240px}}@media(max-width:355px){.settings{flex-wrap:wrap}.card{padding:18px 12px}.choice{font-size:.875rem}.scorebox{padding:14px}.score-content{gap:12px}.score-content>span{padding-left:12px}}@media(prefers-reduced-motion:reduce){.flip-inner{transition:none}}

.install-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;margin:12px auto 0;padding:8px 14px;border:1px solid #15908d;border-radius:22px;background:#fff;color:#137875;font:500 14px system-ui;cursor:pointer}.install-button img{border-radius:50%}.install-button[hidden]{display:none}

/* Standalone viewport and iOS home-screen insets. */
html{width:100%;overflow-x:clip}body{width:100%;min-width:0;min-height:100dvh;padding:env(safe-area-inset-top,0px) env(safe-area-inset-right,0px) env(safe-area-inset-bottom,0px) env(safe-area-inset-left,0px)}
.shell{width:100%;min-width:0}.shell>*{min-width:0}img,svg{max-width:100%}.choices,.choices.many{grid-template-columns:repeat(2,minmax(0,1fr))}.choices.many{grid-template-columns:repeat(3,minmax(0,1fr))}.choice{min-width:0;overflow-wrap:anywhere}.settings{flex-wrap:wrap}.settings select{min-width:0;max-width:100%}.score-content{flex-wrap:wrap}.score-content>span{min-width:0;overflow-wrap:anywhere}.round-row progress{min-width:0}.bottom-nav{padding-bottom:16px}dialog{max-height:calc(100dvh - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px) - 32px);overflow:auto;overflow-wrap:anywhere}.install-button{max-width:100%}header{padding-bottom:12px}