/* Free Water app: phone-first shell with a bottom tab bar; same tokens as the website. */
:root{
  --bg:#f3f6f6;--surface:#ffffff;--ink:#0f2233;--muted:#53677a;--rule:#d5dfe2;
  --water:#2a74c9;--water-fill:#2a74c9;--water-soft:#e3eefa;--water-2:#8cc4f2;--leaf:#2f8a5b;
  --display:"Big Shoulders Display","Impact","Arial Narrow",sans-serif;
  --body:"Figtree",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"DM Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;
  --tabs-h:64px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0b1620;--surface:#112230;--ink:#e6eff2;--muted:#9db0bc;--rule:#22384a;--water:#5aa6f0;--water-fill:#2468b4;--water-soft:#14304a;--water-2:#2a5f93;--leaf:#5cc48c;color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0b1620;--surface:#112230;--ink:#e6eff2;--muted:#9db0bc;--rule:#22384a;--water:#5aa6f0;--water-fill:#2468b4;--water-soft:#14304a;--water-2:#2a5f93;--leaf:#5cc48c;color-scheme:dark}

*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}
[hidden]{display:none!important}
button{font-family:inherit}
h1,h2{font-family:var(--display);font-weight:800;text-transform:uppercase;line-height:.95;margin:0;letter-spacing:.01em}
h1{font-size:44px}
h2{font-size:28px}
h3{margin:0;font-size:17px;font-weight:700}
p{margin:0}
.muted{color:var(--muted)}
.mono{font-family:var(--mono)}
.label{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}

/* shell */
.shell{max-width:520px;margin:0 auto;min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}
.top{position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  padding:calc(env(safe-area-inset-top,0px) + 12px) max(18px,env(safe-area-inset-right,0px)) 12px max(18px,env(safe-area-inset-left,0px));
  display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--rule)}
.brand{display:flex;align-items:center;gap:8px;text-decoration:none;color:inherit}
.brand b{font-family:var(--display);font-weight:800;font-size:21px;letter-spacing:.05em;text-transform:uppercase;line-height:1}
.brand b span{color:var(--water)}
.org-chip{font:600 13px var(--body);background:var(--water-soft);color:var(--ink);border:0;border-radius:999px;padding:6px 12px;max-width:55%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:pointer}
main{flex:1;padding:22px max(18px,env(safe-area-inset-right,0px)) calc(var(--tabs-h) + env(safe-area-inset-bottom,0px) + 28px) max(18px,env(safe-area-inset-left,0px))}
.screen{display:flex;flex-direction:column;gap:18px;animation:in .25s ease}
@keyframes in{from{opacity:.4;transform:translateY(6px)}to{opacity:1;transform:none}}

/* tabs */
.tabs{position:fixed;left:0;right:0;bottom:0;z-index:6;background:var(--surface);border-top:1px solid var(--rule);
  padding:0 max(8px,env(safe-area-inset-right,0px)) env(safe-area-inset-bottom,0px) max(8px,env(safe-area-inset-left,0px))}
.tabs-inner{max-width:520px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);height:var(--tabs-h)}
.tab{background:none;border:0;color:var(--muted);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:12px;font-weight:600;cursor:pointer}
.tab svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.tab[aria-current="page"]{color:var(--water)}
.tab:focus-visible{outline:3px solid var(--water);outline-offset:-3px;border-radius:8px}

/* buttons */
.btn{font:700 17px var(--body);background:var(--ink);color:var(--bg);border:0;border-radius:12px;padding:15px 20px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;transition:transform .12s ease}
.btn:active{transform:scale(.98)}
.btn.water{background:var(--water-fill);color:#fff}
.btn.ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--rule)}
.btn.small{font-size:15px;padding:10px 14px;width:auto;border-radius:10px}
.btn[disabled]{opacity:.55;cursor:default;transform:none}
.btn:focus-visible,.opt:focus-visible,.step:focus-visible,.org-chip:focus-visible,a:focus-visible{outline:3px solid var(--water);outline-offset:2px}
.row{display:flex;gap:10px}
.row > *{flex:1}

.card{background:var(--surface);border:1px solid var(--rule);border-radius:16px;padding:18px;display:flex;flex-direction:column;gap:12px}
.banner{background:var(--water-soft);border-radius:14px;padding:14px 16px;display:flex;flex-direction:column;gap:10px}

/* log screen */
.pick{display:grid;grid-template-columns:96px 1fr;gap:16px;align-items:center}
.bottle{width:96px;height:auto}
.bottle .glass{fill:none;stroke:var(--ink);stroke-width:4}
.bottle .cap{fill:var(--ink)}
.bottle .fill{fill:var(--water);transition:y .35s ease,height .35s ease}
.bottle .tick{stroke:var(--muted);stroke-width:2}
.opts{display:flex;flex-direction:column;gap:8px;min-width:0}
.opt{display:flex;justify-content:space-between;align-items:center;gap:8px;font:600 16px var(--body);color:var(--ink);background:var(--surface);border:1.5px solid var(--rule);border-radius:12px;padding:11px 14px;cursor:pointer;text-align:left}
.opt span{font-family:var(--mono);font-size:13px;color:var(--muted);font-weight:400}
.opt[aria-pressed="true"]{border-color:var(--water);background:var(--water-soft)}
.opt[aria-pressed="true"] span{color:var(--water)}
.stepper{display:grid;grid-template-columns:52px 1fr 52px;align-items:center;background:var(--surface);border:1px solid var(--rule);border-radius:12px;overflow:hidden}
.step{height:52px;border:0;background:transparent;color:var(--water);font:500 26px var(--body);cursor:pointer}
.stepper output{text-align:center;font-family:var(--display);font-weight:800;font-size:30px;font-variant-numeric:tabular-nums}
.stepper output small{font-family:var(--mono);font-size:13px;font-weight:400;color:var(--muted);margin-left:4px}
.photo{display:flex;align-items:center;gap:12px;background:var(--surface);border:1.5px dashed var(--rule);border-radius:12px;padding:12px 14px;cursor:pointer;font-weight:600}
.photo input{position:absolute;width:1px;height:1px;opacity:0}
.photo:focus-within{outline:3px solid var(--water);outline-offset:2px}
.photo .thumb{width:44px;height:44px;border-radius:8px;background:var(--water-soft) center/cover no-repeat;flex:none;display:grid;place-items:center}
.photo .thumb svg{width:22px;height:22px;fill:none;stroke:var(--water);stroke-width:2}
.photo small{display:block;font-weight:400;color:var(--muted);font-size:13px}
.counting{font-size:14px;color:var(--muted)}
.counting b{color:var(--ink)}
.status{font-family:var(--mono);font-size:13px;color:var(--muted);min-height:1.5em;text-align:center}

/* done screen */
.done-head{text-align:center;display:flex;flex-direction:column;gap:6px;align-items:center}
.done-head .big{font-family:var(--display);font-weight:900;font-size:76px;line-height:.9;color:var(--water)}
canvas.share{width:100%;height:auto;aspect-ratio:1;border-radius:14px;display:block;box-shadow:0 18px 40px -20px rgba(15,34,51,.4)}

/* numbers */
.hero-num{font-family:var(--display);font-weight:900;font-size:72px;line-height:.85;font-variant-numeric:tabular-nums}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.mini{background:var(--surface);border:1px solid var(--rule);border-radius:14px;padding:14px;display:flex;flex-direction:column;gap:2px;min-width:0}
.mini b{font-family:var(--display);font-weight:800;font-size:30px;line-height:1;font-variant-numeric:tabular-nums}
.mini span{font-size:12.5px;color:var(--muted);line-height:1.3}
.panel{background:var(--water-fill);color:#fff;border-radius:18px;padding:22px;display:flex;flex-direction:column;gap:14px}
.panel .label{color:rgba(255,255,255,.8)}
.panel .split{display:grid;grid-template-columns:1fr 1fr;gap:12px;border-top:1px solid rgba(255,255,255,.3);padding-top:12px}
.panel .split b{font-family:var(--display);font-weight:800;font-size:30px;display:block;line-height:1}
.panel .split span{font-size:13px;opacity:.85}
.live-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.5);margin-right:8px;vertical-align:1px}
.live-dot.on{background:#bff0d3}
.recent{list-style:none;margin:0;padding:0}
.recent li{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-top:1px solid var(--rule);font-size:15px}
.recent li:first-child{border-top:0;padding-top:0}
.recent .when{color:var(--muted)}
.recent .amt{font-family:var(--mono);font-variant-numeric:tabular-nums}
.pending{font-family:var(--mono);font-size:11px;color:var(--muted);margin-left:6px}
.field{display:flex;gap:8px}
.field input{flex:1;min-width:0;font:600 16px var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink);background:var(--bg);border:1.5px solid var(--rule);border-radius:10px;padding:11px 12px}
.field input:focus-visible{outline:3px solid var(--water);outline-offset:1px}
.link{color:var(--water);font-weight:600;text-decoration:none}

/* chart */
.chart{width:100%;min-height:200px}
.fw-chart{display:block;max-width:100%;height:auto;overflow:visible}
.fw-chart .grid{stroke:var(--rule);stroke-width:1}
.fw-chart .axis{stroke:var(--muted);stroke-width:1}
.fw-chart .tick{fill:var(--muted);font:11px var(--mono)}
.fw-chart .bar{fill:var(--water-2)}
.fw-chart .bar.now{fill:var(--water)}
.fw-chart .line{fill:none;stroke:var(--water);stroke-width:2.5}
.fw-chart .area{fill:var(--water);opacity:.12}
.fw-chart .dot{fill:var(--surface);stroke:var(--water);stroke-width:2}
.fw-chart .dot.end{fill:var(--water)}
.fw-chart .empty{fill:var(--muted);font:500 13px var(--body)}

@media (prefers-reduced-motion:reduce){.screen{animation:none}.bottle .fill{transition:none}.btn{transition:none}}

/* "How much is that?" milestones */
.ms-main{display:grid;grid-template-columns:200px 1fr;gap:32px;align-items:center}
.ms-main > *{min-width:0}
.ms-tank{position:relative;width:200px;aspect-ratio:200/240;max-width:100%}
.ms-tank svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.ms-glass{fill:none;stroke:var(--ink);stroke-width:3}
.ms-wave{fill:var(--water)}
.ms-wave.w2{fill:var(--water-2);animation:msDrift 7s linear infinite reverse}
.ms-wave.w1{animation:msDrift 5s linear infinite}
@keyframes msDrift{from{transform:translateX(0)}to{transform:translateX(-200px)}}
.ms-icon{position:absolute;left:50%;top:30%;transform:translateX(-50%);width:56px;height:56px;color:var(--ink);opacity:.85}
.ms-icon svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.ms-pct{position:absolute;left:0;right:0;bottom:16%;text-align:center;font-family:var(--display);font-weight:900;font-size:44px;line-height:1;color:#fff;text-shadow:0 1px 8px rgba(15,34,51,.35);font-variant-numeric:tabular-nums}
.ms-copy{display:flex;flex-direction:column;gap:10px}
.ms-now{font-size:clamp(22px,2.6vw,30px);line-height:1.25;font-weight:600;text-wrap:balance}
.ms-now b{font-family:var(--display);font-weight:900;font-size:1.35em;color:var(--water);letter-spacing:.01em}
.ms-next{color:var(--muted)}
.ms-next b{color:var(--ink)}
.ms-bar{height:10px;border-radius:999px;background:var(--water-soft);overflow:hidden;margin-top:4px}
.ms-bar span{display:block;height:100%;width:0;background:var(--water);border-radius:999px}
.ms-left{font-family:var(--mono);font-size:13px;color:var(--muted)}
.ms-ladder{list-style:none;margin:28px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.ms-ladder li{display:flex;align-items:center;gap:10px;padding:12px;border:1px solid var(--rule);border-radius:12px;background:var(--surface);position:relative;min-width:0;color:var(--muted)}
.ms-ladder li svg{flex:none;width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.ms-ladder li span{display:flex;flex-direction:column;min-width:0;font-size:14px;line-height:1.25}
.ms-ladder li b{font-weight:600}
.ms-ladder li small{font-family:var(--mono);font-size:11.5px;margin-top:2px}
.ms-ladder li i{position:absolute;top:8px;right:10px;font-style:normal;font-size:13px;color:var(--leaf);font-weight:700}
.ms-ladder li.done{color:var(--ink);border-color:color-mix(in srgb,var(--leaf) 45%,var(--rule))}
.ms-ladder li.done svg{color:var(--leaf)}
.ms-ladder li.next{color:var(--ink);border-color:var(--water);box-shadow:0 0 0 1px var(--water) inset}
.ms-ladder li.next svg{color:var(--water)}
@media (max-width:900px){.ms-ladder{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.ms-main{grid-template-columns:120px 1fr;gap:18px}.ms-tank{width:120px}.ms-icon{width:36px;height:36px}.ms-pct{font-size:30px}}
@media (prefers-reduced-motion:reduce){.ms-wave{animation:none!important}}
.app-ms .ms-main{grid-template-columns:110px 1fr;gap:16px}.app-ms .ms-tank{width:110px}.app-ms .ms-icon{width:32px;height:32px}.app-ms .ms-pct{font-size:28px}.app-ms .ms-now{font-size:19px}

/* ---- Game ---- */
.toggles{display:flex;flex-direction:column;gap:8px}
.tog{display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--rule);border-radius:12px;padding:12px 14px;cursor:pointer;font-weight:600}
.tog input{position:absolute;width:1px;height:1px;opacity:0}
.tog small{display:block;font-weight:400;color:var(--muted);font-size:13px;line-height:1.35}
.tog .sw{flex:none;width:42px;height:26px;border-radius:999px;background:var(--rule);position:relative;transition:background .15s ease}
.tog .sw::after{content:"";position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.25);transition:transform .15s ease}
.tog input:checked + .sw{background:var(--leaf)}
.tog input:checked + .sw::after{transform:translateX(16px)}
.tog:focus-within{outline:3px solid var(--water);outline-offset:2px}
.pts-pill{margin-top:6px;font:700 15px var(--body);background:color-mix(in srgb,var(--leaf) 16%,transparent);color:var(--leaf);border-radius:999px;padding:5px 14px}
.unlocked{display:flex;flex-direction:column;gap:8px}
.unlock{display:flex;align-items:center;gap:12px;background:var(--surface);border:1.5px solid var(--leaf);border-radius:14px;padding:12px 14px;animation:pop .45s cubic-bezier(.2,1.4,.4,1)}
.unlock .fw-badge{width:44px;height:44px;flex:none}
.unlock small{display:block;color:var(--muted);font-size:13px}
.unlock .label{color:var(--leaf);display:block}
.unlock b{display:block}
@keyframes pop{from{transform:scale(.85);opacity:0}to{transform:none;opacity:1}}
.card.slim{padding:14px 16px;gap:8px}
.card-head{display:flex;justify-content:space-between;align-items:baseline;gap:10px}
.field input.plain{text-transform:none;letter-spacing:0;font-family:var(--body)}

.player{background:var(--surface);border:1px solid var(--rule);border-radius:16px;padding:16px 18px;display:flex;flex-direction:column;gap:14px}
.player-top{display:flex;align-items:center;gap:12px}
.player-id{flex:1;min-width:0;display:flex;flex-direction:column}
.player-id b{font-size:20px;line-height:1.2;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.avatar{width:46px;height:46px;border-radius:50%;background:var(--water-fill);color:#fff;display:grid;place-items:center;font:800 22px var(--display);text-transform:uppercase;flex:none}
.name-form{display:flex;flex-direction:column;gap:8px}
.player-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;border-top:1px solid var(--rule);padding-top:12px}
.player-stats b{font-family:var(--display);font-weight:800;font-size:28px;line-height:1;display:block;font-variant-numeric:tabular-nums}
.player-stats span{font-size:12.5px;color:var(--muted)}
.badges{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:12px 8px}
.badges li{display:flex;flex-direction:column;align-items:center;text-align:center;gap:4px;font-size:12px;line-height:1.25;color:var(--muted)}
.badges li .fw-badge{width:54px;height:54px}
.badges li.earned{color:var(--ink);font-weight:600}
@media (max-width:360px){.badges{grid-template-columns:repeat(3,1fr)}}

/* ---- Shared game pieces: badges and leaderboards ---- */
.fw-badge .rim{fill:var(--rule)}
.fw-badge .face{fill:var(--surface)}
.fw-badge .sym{fill:none;stroke:var(--muted);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.fw-badge .sym text{fill:var(--muted);stroke:none;font:800 8.5px var(--display)}
.fw-badge.earned .rim{fill:var(--water)}
.fw-badge.earned .face{fill:var(--water-soft)}
.fw-badge.earned .sym{stroke:var(--water)}
.fw-badge.earned .sym text{fill:var(--water)}
.fw-badge:not(.earned){opacity:.6}
.fw-board{list-style:none;margin:0;padding:0}
.fw-board li{display:grid;grid-template-columns:32px 1fr auto;align-items:center;gap:12px;padding:10px 0;border-top:1px solid var(--rule)}
.fw-board li:first-child{border-top:0}
.fw-board li.me{background:var(--water-soft);border-radius:10px;padding-inline:8px;margin-inline:-8px}
.fw-board .rk{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font:700 14px var(--mono);color:var(--muted);background:var(--bg)}
.fw-board .rk.top1{background:#e8b923;color:#3a2a00}
.fw-board .rk.top2{background:#b9c3cb;color:#1f2a33}
.fw-board .rk.top3{background:#c98a52;color:#2e1606}
.fw-board .who{min-width:0;display:flex;flex-direction:column;line-height:1.3}
.fw-board .who b{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.fw-board .who small{color:var(--muted);font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.fw-board .pts{font:700 18px var(--display);font-variant-numeric:tabular-nums;white-space:nowrap}
.fw-board .pts small{font:400 11px var(--mono);color:var(--muted);margin-left:3px}
.fw-board-empty{color:var(--muted);font-size:15px;margin:0}
.seg{display:grid;grid-template-columns:repeat(4,1fr);background:var(--bg);border:1px solid var(--rule);border-radius:10px;padding:3px}
.seg button{font:600 14px var(--body);color:var(--muted);background:transparent;border:0;border-radius:8px;padding:7px 4px;cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--surface);color:var(--ink);box-shadow:0 1px 3px rgba(15,34,51,.15)}
.seg button:focus-visible{outline:3px solid var(--water);outline-offset:1px}

/* language switch */
.lang-toggle{font:600 13px var(--body);color:var(--muted);background:transparent;border:1px solid var(--rule);border-radius:999px;padding:5px 11px;cursor:pointer;margin-left:auto}
.lang-toggle:focus-visible{outline:3px solid var(--water);outline-offset:2px}
.top .lang-toggle + .org-chip{margin-left:0}
.fineprint{font-size:12.5px;color:var(--muted);text-align:center;margin-top:-6px}
.fineprint a{color:var(--water);text-decoration:none;font-weight:600}
.brand{white-space:nowrap;flex:none}
@media (max-width:480px){.lang-toggle{font-size:0;padding:5px 9px}.lang-toggle::after{content:attr(data-short);font-size:12px;letter-spacing:.04em}.org-chip{max-width:44%}}