@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');
:root{--ink:#12181A;--ink-raised:#1B2326;--ink-card:#212B2E;--line:#33403F;--court-teal:#1B4B45;--court-teal-light:#2A6359;--ball:#9CBF8A;--ball-dim:#7A9A6C;--on-ball:#14210F;--text:#F1F5F2;--text-dim:#94A3A0;--coral:#FF6B4A;--font-body:'Inter',system-ui,sans-serif;--font-display:'Space Grotesk',system-ui,sans-serif;color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden;background:var(--ink);color:var(--text);font-family:var(--font-body)}button{font:inherit;cursor:pointer;-webkit-tap-highlight-color:transparent}button:focus-visible,canvas:focus-visible{outline:2px solid var(--ball);outline-offset:-3px}button[hidden],div[hidden]{display:none!important}.game{position:relative;width:100%;height:100dvh;min-height:240px;overflow:hidden}canvas{display:block;width:100%;height:100%;touch-action:none;user-select:none}.hud{position:absolute;inset:max(14px,env(safe-area-inset-top)) max(16px,env(safe-area-inset-right)) auto max(16px,env(safe-area-inset-left));display:flex;justify-content:space-between;align-items:flex-start;pointer-events:none}.hud>*{pointer-events:auto}.hud-button{height:44px;background:#12181acc;color:var(--text);border:1px solid #9cbf8a33;border-radius:12px;display:flex;align-items:center;justify-content:center;gap:9px;padding:0 13px;backdrop-filter:blur(10px);font-size:12px}.spin-control{position:relative}.spin-icon{color:var(--ball);font-size:21px}.chevron{color:var(--text-dim);font-size:14px}.spin-menu{position:absolute;left:0;top:52px;min-width:158px;padding:6px;background:var(--ink-raised);border:1px solid var(--line);border-radius:12px;box-shadow:0 10px 30px #0005;z-index:3}.spin-menu button{display:flex;justify-content:space-between;align-items:center;width:100%;min-height:46px;padding:10px 12px;border:0;background:none;color:var(--text-dim);text-align:left;border-radius:7px;font-size:12px}.spin-menu button[aria-pressed=true]{background:var(--court-teal);color:var(--ball)}.spin-menu button:hover{background:var(--ink-card)}.spin-menu button span{font-size:19px}.scoreboard{position:absolute;left:50%;transform:translateX(-50%);text-align:center;pointer-events:none;padding:0 15px;background:radial-gradient(ellipse,#12181a80,transparent 75%)}.scoreboard strong{display:block;font-family:var(--font-display);font-size:30px;font-weight:500;line-height:1.15}.scoreboard>span{display:block;color:var(--ball);font-size:9px;letter-spacing:4px;margin-top:6px}.menu-toggle{width:44px;padding:0;font-size:17px;line-height:1}.wordmark{position:absolute;bottom:max(13px,env(safe-area-inset-bottom));left:0;right:0;text-align:center;font-family:var(--font-display);font-size:15px;letter-spacing:-.7px;font-weight:600;color:#f1f5f285;pointer-events:none}.wordmark>span{color:var(--ball)}.wordmark b{font-family:var(--font-body);font-size:8px;letter-spacing:2px;margin-left:8px;font-weight:500;color:#9cbf8aa6}.toast{position:absolute;top:43%;left:16px;right:16px;text-align:center;font-family:var(--font-display);font-weight:500;font-size:clamp(18px,3vw,30px);color:var(--text);pointer-events:none;opacity:0;transition:opacity .15s;text-shadow:0 2px 15px #12181a}.toast.visible{opacity:1}.overlay{position:absolute;inset:0;background:#12181a88;backdrop-filter:blur(5px);display:grid;place-items:center;padding:28px;z-index:4}.panel{width:min(320px,100%);text-align:center}.eyebrow{color:var(--ball);font-size:10px;letter-spacing:2px;font-weight:600}.panel h1,.panel h2{font-family:var(--font-display);font-weight:500;font-size:clamp(45px,8vh,72px);letter-spacing:-3px;line-height:1.02;margin:27px 0 22px}.panel h1 em{font-family:Georgia,serif;color:var(--ball);font-weight:400}.tagline{font-size:13px;color:var(--text-dim);margin:0 0 30px}.primary-button{min-height:52px;width:100%;display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border:0;background:var(--ball);color:var(--on-ball);border-radius:12px;font-weight:600;font-size:14px}.primary-button:hover{background:#b0cf9f}.primary-button span{font-size:22px}.text-button{background:none;border:0;min-height:44px;color:var(--text-dim);font-size:12px;padding:12px 15px}.text-button:hover{color:var(--text)}.panel-footnote{font-size:9px;color:var(--text-dim);letter-spacing:.7px;margin-top:18px}.panel-stats{display:flex;gap:12px;justify-content:center;margin:22px 0;color:var(--text-dim);font-size:12px}.panel-stats strong{color:var(--ball);font-weight:600}.menu-options{display:flex;justify-content:center;flex-wrap:wrap;gap:3px;margin-top:10px}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}dialog{position:fixed;max-height:85dvh;width:min(400px,calc(100% - 32px));margin:auto;padding:30px 26px;background:var(--ink-raised);color:var(--text);border:1px solid var(--line);border-radius:18px;z-index:10}dialog::backdrop{background:#12181acc;backdrop-filter:blur(6px)}dialog h2{font:500 32px/1.1 var(--font-display);letter-spacing:-1px;margin:18px 0 25px}dialog dt{color:var(--ball);font-size:13px;font-weight:600;margin-top:18px}dialog dd{margin:6px 0 0;font-size:12px;line-height:1.7;color:var(--text-dim)}.close-help{position:absolute;top:8px;right:8px;width:44px;height:44px;border:0;background:none;color:var(--text-dim);font-size:25px}.desktop-help{border-top:1px solid var(--line);padding-top:18px;margin-top:24px;font-size:11px;line-height:1.7;color:var(--text-dim)}@media(max-height:480px){.panel h1,.panel h2{font-size:40px;margin:12px 0}.tagline{margin-bottom:15px}.panel-footnote{display:none}.wordmark{font-size:12px}.scoreboard strong{font-size:24px}}@media(prefers-reduced-motion:reduce){.toast{transition:none}}
.brand-name{font-family:var(--font-display);font-weight:700;letter-spacing:-.01em;color:var(--text)}.brand-name>span{color:var(--ball)}.eyebrow:has(.brand-name){text-transform:none;letter-spacing:0;font-family:var(--font-display);font-weight:500;font-size:19px;color:var(--text-dim)}.wordmark .brand-name{font-size:15px}.wordmark b{font-family:var(--font-display);font-size:13px;letter-spacing:0;font-weight:500;color:var(--text-dim);margin-left:5px}
.wordmark>.brand-name{color:var(--text)}
.spin-options{display:flex;gap:4px;align-items:center}.spin-options button{flex:0 0 auto;min-width:44px;min-height:44px;padding:7px 8px;background:#12181aee;color:var(--text-dim);border:1px solid var(--line);border-radius:10px;font-size:11px;line-height:1.3;backdrop-filter:blur(10px)}.spin-options button[aria-pressed=true]{background:var(--ball);color:var(--on-ball);border-color:var(--ball)}.spin-options kbd{display:none;font-family:var(--font-body);font-size:9px;opacity:.7;margin-top:2px}.spin-options button:hover{border-color:var(--ball)}@media(pointer:fine){.spin-options kbd{display:block}}@media(max-width:520px){.scoreboard{left:auto;right:52px;top:0;transform:none;width:52px;padding:0 3px}.scoreboard strong{font-size:24px}.scoreboard>span{font-size:8px;letter-spacing:2px}.hud{left:max(10px,env(safe-area-inset-left));right:max(10px,env(safe-area-inset-right))}}

#leaderboard{width:min(380px,calc(100vw - 24px));padding:26px 22px;max-height:90dvh;overflow-y:auto}#leaderboard h2{font-family:var(--font-display);font-size:29px;letter-spacing:-1px;margin:16px 0 8px}.board-period,.board-message{font-size:11px;color:var(--text-dim);line-height:1.5}.arcade-board{list-style:none;padding:0;margin:18px 0;font-family:ui-monospace,Consolas,monospace;font-weight:700;letter-spacing:1px}.arcade-board li{display:grid;grid-template-columns:30px 1fr auto;gap:10px;padding:7px 0;border-bottom:1px solid #33403f66;font-size:15px}.arcade-board li:first-child{color:var(--ball)}.arcade-board li span:first-child{opacity:.55}#leaderboard form{border-top:1px solid var(--line);padding-top:18px;margin-top:18px}#leaderboard form[hidden]{display:none}#leaderboard label{font-size:11px;letter-spacing:1px;color:var(--ball)}.name-entry{display:flex;gap:8px;margin-top:10px}.name-entry input{min-width:0;width:100%;font:700 20px ui-monospace,monospace;letter-spacing:2px;text-transform:uppercase;border:1px solid var(--line);border-radius:7px;background:var(--ink);color:var(--text);padding:10px}.name-entry button{min-height:44px;flex-shrink:0;border:0;border-radius:7px;background:var(--ball);color:var(--on-ball);padding:10px;font-size:12px}.name-entry button:disabled{opacity:.45}#name-hint,#name-error{font-size:11px;line-height:1.5}#name-hint{color:var(--text-dim)}#name-error{color:#ffad99;min-height:17px}input:focus-visible{outline:2px solid var(--ball)}

/* v0.10.1: visible menu actions and score entry, with a clear court during play. */
.overlay{overflow-y:auto;place-items:unsafe center;padding:24px}.panel{margin:auto}
.secondary-button{display:flex;align-items:center;justify-content:center;min-height:50px;width:100%;margin-top:10px;padding:13px 16px;border:1px solid var(--ball);border-radius:12px;background:var(--court-teal);color:var(--text);font-size:14px;font-weight:600;line-height:1.4}
.secondary-button:hover{background:var(--court-teal-light)}.secondary-button:active,.primary-button:active{transform:translateY(1px)}
.menu-options{gap:8px}.menu-options .secondary-button{margin-top:0}.primary-button{gap:12px;text-align:left;font-size:15px}.primary-button span{flex-shrink:0}
#leaderboard form{margin:18px 0 22px;padding:16px;border:1px solid var(--ball);border-radius:12px;background:var(--court-teal)}#leaderboard label{color:var(--text);font-size:12px;font-weight:700;letter-spacing:.6px}
.name-entry{flex-direction:column;gap:10px}.name-entry input{min-height:48px;border-color:var(--ball)}.name-entry button{min-height:50px;font-size:15px;font-weight:700}.name-entry button:hover:enabled{background:#b0cf9f}.name-entry button:disabled{opacity:1;background:#455944;color:#dce7d8;cursor:not-allowed}#leaderboard #name-hint{color:var(--text);margin-bottom:6px}#name-error{margin-bottom:0}dialog dd{color:#bfccc7}
@media(max-height:480px){.overlay{padding:16px}.panel h1,.panel h2{font-size:32px;margin:8px 0}.panel-stats{margin:10px 0}.secondary-button{margin-top:8px}.menu-options{margin-top:8px}}

.primary-button{justify-content:center;text-align:center}.quick-start{list-style:none;margin:0 0 24px;padding:0;text-align:left}.quick-start li{padding:12px 0;border-bottom:1px solid var(--line);font-size:15px;line-height:1.5;color:var(--text)}.quick-start strong{color:var(--ball)}#first-play .primary-button{margin-top:16px}#first-play{overflow-y:auto}

/* v0.11.0: mobile/tablet play and a share action at the bottom of results. */
.desktop-notice .hud{display:none}.device-hint{font-size:14px;line-height:1.7;margin:0 0 24px;color:var(--text)}.device-hint a{color:var(--ball);font-weight:600}.desktop-notice .tagline{font-size:16px;line-height:1.6;color:var(--text)}.physics-note{font-size:12px;line-height:1.7;color:var(--text-dim);border-top:1px solid var(--line);padding-top:18px}
.share-button{margin-top:22px;text-align:center}.share-status{font-size:12px;line-height:1.5;color:var(--ball);margin:8px 0 0}.share-status:empty{display:none}#share-fallback{margin-top:14px;text-align:left}#share-fallback label{font-size:12px;line-height:1.5}#share-text{width:100%;margin-top:8px;padding:12px;background:var(--ink);border:1px solid var(--ball);border-radius:8px;color:var(--text);font:14px/1.5 var(--font-body);resize:vertical}.spin-options kbd{display:none}

.powered-by{position:absolute;bottom:0;left:0;right:0;z-index:5;margin:0;padding:12px 16px max(16px,env(safe-area-inset-bottom));text-align:center;color:var(--text-dim);font-size:12px;line-height:1.5;pointer-events:none;background:linear-gradient(transparent,#12181acc)}.powered-by a{color:inherit;text-decoration:underline;text-underline-offset:3px;pointer-events:auto;padding:8px 4px;margin:-8px -4px}.overlay{padding-bottom:64px}