/* Passo a Passo: tokens from DESIGN.md. One 440px app column, grouped canvas → white groups,
   bottom tab bar; session screens hide the bar and pin actions to the thumb zone. */
:root{
  --canvas:oklch(0.965 0.005 255);
  --surface:oklch(1 0 0);
  --ink:oklch(0.22 0.03 260);
  --ink-2:oklch(0.47 0.02 260);
  --hair:oklch(0.9 0.008 255);
  --cobalt:oklch(0.47 0.16 262);
  --cobalt-tint:oklch(0.94 0.03 262);
  --on-cobalt:oklch(1 0 0);
  --ok:oklch(0.5 0.13 150);
  --ok-tint:oklch(0.95 0.05 150);
  --bad:oklch(0.53 0.16 30);
  --bad-tint:oklch(0.95 0.035 30);
  --shade:oklch(0.22 0.03 260 / 0.08);
  --outside:oklch(0.93 0.006 255);
  --knob:oklch(1 0 0);
  --sand:#fcf6ed; --navy:#173f80; --navy-brand:#163a78; --sky-brand:#5f9ad6; --step-brand:#a9c7ea; --sc-sun:#f6dfa6; --sc-hill:#a9c8ea; --sc-hill2:#7aa6dc; --sc-sea:#2f6fb8; --sc-wave:#5b93d3; --sc-path:#fffaf2; --sc-wall:#a9c7ea; --sc-roof:#2a5ba8; --sc-door:#2a5ba8; --sc-step:#8db1dd; --sc-pot:#4a86c8; --sc-leaf:#2f5d50; --sc-olive:#244a40;
  --f:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --ease:cubic-bezier(0.25,1,0.5,1);
  --spring:cubic-bezier(0.22,1,0.36,1);
  --r-tile:12px; --r-ctl:14px; --r-group:16px; --r-sheet:24px;
  --z-sheet:20; --z-toast:30;
  /* soft topic colours: hue comes from --h on the element (.mc) */
  --tl:0.955; --tc:0.035; --kl:0.47; --kc:0.12; --dl:0.68; --dc:0.13;
}
/* Theme: follows the phone unless the learner picks Light or Dark in Me (html[data-theme]) */
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --canvas:oklch(0.16 0.01 260); --surface:oklch(0.22 0.012 260); --ink:oklch(0.95 0.005 260); --ink-2:oklch(0.8 0.015 260);
    --hair:oklch(0.32 0.012 260); --cobalt:oklch(0.72 0.13 262); --cobalt-tint:oklch(0.3 0.06 262); --on-cobalt:oklch(0.16 0.02 262);
    --ok:oklch(0.78 0.14 150); --ok-tint:oklch(0.29 0.05 150); --bad:oklch(0.76 0.13 30); --bad-tint:oklch(0.31 0.05 30);
    --shade:oklch(0 0 0 / 0.35); --outside:oklch(0.12 0.008 260); --knob:oklch(0.95 0.005 260); --tl:0.27; --tc:0.028; --kl:0.84; --kc:0.09; --dl:0.72; --dc:0.12; --sand:#0f1726; --navy:#a9c4f0; --navy-brand:#dce8fb; --sky-brand:#7fb2ec; --step-brand:#34507f; --sc-sun:#e9e3c9; --sc-hill:#2a456f; --sc-hill2:#365a8f; --sc-sea:#1b3766; --sc-wave:#2d5592; --sc-path:#1b2538; --sc-wall:#2b4470; --sc-roof:#7ea4e0; --sc-door:#8fb3e6; --sc-step:#34507f; --sc-pot:#4f7fc0; --sc-leaf:#5a9580; --sc-olive:#4a8370; color-scheme:dark;
  }
}
:root[data-theme="dark"]{
    --canvas:oklch(0.16 0.01 260); --surface:oklch(0.22 0.012 260); --ink:oklch(0.95 0.005 260); --ink-2:oklch(0.8 0.015 260);
    --hair:oklch(0.32 0.012 260); --cobalt:oklch(0.72 0.13 262); --cobalt-tint:oklch(0.3 0.06 262); --on-cobalt:oklch(0.16 0.02 262);
    --ok:oklch(0.78 0.14 150); --ok-tint:oklch(0.29 0.05 150); --bad:oklch(0.76 0.13 30); --bad-tint:oklch(0.31 0.05 30);
    --shade:oklch(0 0 0 / 0.35); --outside:oklch(0.12 0.008 260); --knob:oklch(0.95 0.005 260); --tl:0.27; --tc:0.028; --kl:0.84; --kc:0.09; --dl:0.72; --dc:0.12; --sand:#0f1726; --navy:#a9c4f0; --navy-brand:#dce8fb; --sky-brand:#7fb2ec; --step-brand:#34507f; --sc-sun:#e9e3c9; --sc-hill:#2a456f; --sc-hill2:#365a8f; --sc-sea:#1b3766; --sc-wave:#2d5592; --sc-path:#1b2538; --sc-wall:#2b4470; --sc-roof:#7ea4e0; --sc-door:#8fb3e6; --sc-step:#34507f; --sc-pot:#4f7fc0; --sc-leaf:#5a9580; --sc-olive:#4a8370; color-scheme:dark;
}
/* Font: "Easy to read" = Atkinson Hyperlegible, self-hosted (SIL Open Font License) */
@font-face{font-family:"Atkinson Hyperlegible";src:url(../fonts/atkinson-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Atkinson Hyperlegible";src:url(../fonts/atkinson-700.woff2) format("woff2");font-weight:600 800;font-display:swap}
:root{--f-brand:"Nunito Display","Avenir Next Rounded","Arial Rounded MT Bold",ui-rounded,system-ui,sans-serif}
@font-face{font-family:"Fascinate";src:url(../fonts/fascinate.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Nunito Display";src:url(../fonts/nunito-display.woff2) format("woff2");font-weight:800 900;font-display:swap}
:root.font-readable{--f:"Atkinson Hyperlegible",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;letter-spacing:.01em}
/* Serif = Literata, Handwriting = Patrick Hand (Google Fonts, SIL Open Font License, self-hosted for offline use) */
@font-face{font-family:"Literata";src:url(../fonts/literata.woff2) format("woff2");font-weight:400 700;font-display:swap}
@font-face{font-family:"Patrick Hand";src:url(../fonts/patrick-hand.woff2) format("woff2");font-weight:400;font-display:swap}
:root.font-serif{--f:"Literata",Georgia,"Times New Roman",serif}
:root.font-hand{--f:"Patrick Hand","Comic Sans MS","Segoe Print",cursive}
:root.font-hand body{font-size-adjust:.52}
:root{font-size:106.25%}
:root.size-1{font-size:118.75%}
:root.size-2{font-size:131.25%}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--outside);color:var(--ink);font-family:var(--f);font-size:1.0625rem;line-height:1.45;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;text-size-adjust:100%}
button{font:inherit;color:inherit;cursor:pointer;touch-action:manipulation}
input,textarea{font:inherit;color:inherit}
h1,h2,h3,p{margin:0}
h1,h2,h3{text-wrap:balance}
p{text-wrap:pretty}
.app{position:relative;height:100%;max-width:440px;margin:0 auto;background:var(--canvas);display:flex;flex-direction:column;overflow:hidden;padding-top:env(safe-area-inset-top,0px)}
@media (min-width:480px){.app{box-shadow:0 0 0 1px var(--hair),0 20px 60px -30px var(--shade)}}
.scroll{flex:1;overflow-y:auto;overscroll-behavior:contain;padding:12px 16px 32px}
.scroll:focus{outline:none}
.view{display:grid;grid-template-columns:minmax(0,1fr);gap:24px;align-content:start;animation:viewin .28s var(--ease)}
@keyframes viewin{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

.lt{font-size:2.125rem;font-weight:700;line-height:1.15;letter-spacing:-.01em}
.t2{font-size:1.375rem;font-weight:700;line-height:1.25}
.hd{font-size:1.0625rem;font-weight:600;line-height:1.35;display:block}
.sec{font-size:.8125rem;color:var(--ink-2);padding:0 16px 6px;font-weight:500}
.num{font-variant-numeric:tabular-nums}
.note{font-size:.875rem;color:var(--ink-2);padding:0 4px}
.center{text-align:center}

.gl{display:block}
.pt{display:block;font-weight:600}
.en{display:block;font-size:.8125rem;line-height:1.35;color:var(--ink-2);font-weight:400;margin-top:1px}
body[data-gloss="off"] .gl .en{display:none}
body[data-gloss="tap"] .gl:not(.reveal) .en{visibility:hidden}
body[data-gloss="tap"] .gl{cursor:pointer}

.group{background:var(--surface);border-radius:var(--r-group);overflow:hidden}
.row{display:flex;align-items:center;gap:12px;min-height:52px;padding:10px 16px;width:100%;border:0;background:none;text-align:left;position:relative;color:inherit;text-decoration:none}
.row+.row::before{content:"";position:absolute;top:0;left:16px;right:0;height:1px;background:var(--hair)}
button.row,a.row{transition:background-color .15s}
button.row:active,a.row:active{background:var(--canvas)}
.row .grow{flex:1;min-width:0}
.chev{flex:none;width:16px;height:16px;color:var(--ink-2)}
.chip{font-size:.75rem;font-weight:600;padding:3px 8px;border-radius:999px;white-space:nowrap;flex:none}
.chip.now{background:var(--cobalt);color:var(--on-cobalt)}
.chip.done{background:var(--canvas);color:var(--ink);box-shadow:inset 0 0 0 1px var(--hair)}
.stepcard.done .chip.done{background:var(--ok-tint);color:var(--ink);box-shadow:none}
.chip.soon{background:var(--canvas);color:var(--ink-2);box-shadow:inset 0 0 0 1px var(--hair)}
.meter{height:4px;border-radius:4px;background:var(--hair);overflow:hidden;margin-top:6px}
.meter i{display:block;height:100%;background:var(--cobalt);border-radius:4px}

.btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;min-height:52px;border:0;border-radius:var(--r-ctl);font-weight:600;font-size:1.0625rem;padding:0 20px;transition:transform .15s var(--ease),background-color .15s,opacity .15s}
.btn:active{transform:scale(.96)}
.btn.primary{background:var(--cobalt);color:var(--on-cobalt)}
.btn.secondary{background:var(--cobalt-tint);color:var(--cobalt)}
.btn.plain{background:none;color:var(--cobalt);min-height:44px}
.btn[disabled]{opacity:1;background:var(--hair);color:var(--ink-2);cursor:default;transform:none;box-shadow:none}
.btn svg{width:20px;height:20px}
:focus-visible{outline:3px solid var(--cobalt);outline-offset:2px}
.row:focus-visible,.stone:focus-visible,.opt:focus-visible{outline-offset:-3px}
.linkbtn{border:0;background:none;color:var(--ink-2);font-size:.875rem;text-decoration:underline;text-underline-offset:3px;padding:10px 4px;min-height:44px}

/* login */
.login{flex:1;display:flex;flex-direction:column;justify-content:center;gap:28px;padding:24px 16px calc(24px + env(safe-area-inset-bottom,0px))}
.login.scenic{position:relative;justify-content:flex-start;gap:18px;padding:max(28px,5vh) 24px 0;background:var(--sand);min-height:100%;overflow:hidden}
.app.loggedout,.app.loggedout .scroll{background:var(--sand)}
.app.loggedout .scroll{padding:0}
.scenic .brand{gap:14px;animation:viewin .5s var(--ease)}
/* Wordmark: "passo a passo" as a rising staircase, read left to right, each word one step higher */
.wm{margin:0 auto;font-family:"Fascinate",var(--f-brand);font-weight:400;font-size:clamp(2.2rem,11.6vw,3.1rem);line-height:1;letter-spacing:0;color:var(--navy-brand);display:flex;align-items:flex-end;gap:0;padding-top:.9em;width:max-content;max-width:100%}
.wm span{display:block;position:relative;padding:0 .1em .2em .14em}
.wm span::after{content:"";position:absolute;left:0;right:0;bottom:0;height:.12em;border-radius:.06em;background:var(--step-brand)}
.wm .w2::before,.wm .w3::before{content:"";position:absolute;left:0;bottom:-.42em;width:.12em;height:.54em;border-radius:.06em;background:var(--step-brand)}
.wm .w2{color:var(--sky-brand);transform:translateY(-.42em)}
.wm .w3{transform:translateY(-.84em)}
@media (prefers-reduced-motion:no-preference){
  .wm span{animation:climb .7s var(--spring) both}
  .wm .w2{animation-name:climb2;animation-delay:.2s}.wm .w3{animation-name:climb3;animation-delay:.4s}
}
@keyframes climb{from{opacity:0;transform:translateY(.4em)}to{opacity:1;transform:none}}
@keyframes climb2{from{opacity:0;transform:translateY(0)}to{opacity:1;transform:translateY(-.42em)}}
@keyframes climb3{from{opacity:0;transform:translateY(-.42em)}to{opacity:1;transform:translateY(-.84em)}}
.tagline{font-size:1.375rem;line-height:1.3;color:var(--navy);text-align:center;font-weight:500}
.loginform{display:grid;gap:14px;position:relative;z-index:1}
.iconfield{position:relative;display:block}
.iconfield svg{position:absolute;left:16px;top:50%;transform:translateY(-50%);width:20px;height:20px;color:var(--ink-2);pointer-events:none}
.iconfield .input{padding-left:48px;border-radius:16px;min-height:56px;box-shadow:inset 0 0 0 1px var(--hair),0 2px 8px -4px var(--shade)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.btn.pill{border-radius:999px;min-height:56px;justify-content:center;position:relative;box-shadow:0 10px 24px -12px var(--cobalt)}
.btn.pill svg{position:absolute;right:22px}
.note.lock{display:flex;gap:10px;align-items:flex-start;color:var(--navy);text-align:left;padding:0 6px}
.note.lock svg{width:20px;height:20px;flex:none;margin-top:1px}
.scene{display:block;width:calc(100% + 48px);margin:auto -24px 0;height:clamp(170px,32vh,320px);flex:none}
.sc-sun{fill:var(--sc-sun)}.sc-hill{fill:var(--sc-hill)}.sc-hill2{fill:var(--sc-hill2)}.sc-sea{fill:var(--sc-sea)}
.sc-wave{stroke:var(--sc-wave);stroke-width:3;stroke-linecap:round;fill:none}.sc-path{fill:var(--sc-path)}
.sc-wall{fill:var(--sc-wall)}.sc-roof{stroke:var(--sc-roof);stroke-width:7;fill:none;stroke-linecap:round}.sc-door{fill:var(--sc-door)}
.sc-step{fill:var(--sc-step)}.sc-pot{fill:var(--sc-pot)}.sc-leaf{fill:var(--sc-leaf)}.sc-olive{fill:var(--sc-olive)}.sc-stem{stroke:var(--sc-olive);stroke-width:3;fill:none}
.madeby{position:relative;z-index:1;margin:-4px 0 0;text-align:center;font-size:.6875rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-2);line-height:1.6}
@media (prefers-reduced-motion:no-preference){.sc-sun{animation:rise 1.2s var(--ease) both}.sc-wave{animation:drift 6s ease-in-out infinite alternate}}
@keyframes rise{from{transform:translateY(24px);opacity:0}to{transform:none;opacity:1}}
@keyframes drift{from{transform:translateX(-6px)}to{transform:translateX(6px)}}
.brand{display:grid;justify-items:center;gap:12px;text-align:center}
.brand .logo{width:144px;height:144px;border-radius:32px;box-shadow:0 10px 30px -12px var(--shade)}
.field{display:grid;gap:6px}
.field label{font-size:.875rem;font-weight:600;padding:0 4px}
.input{width:100%;min-height:52px;border:0;border-radius:var(--r-ctl);background:var(--surface);padding:0 16px;font-size:1.0625rem;box-shadow:inset 0 0 0 1.5px var(--hair);transition:box-shadow .15s}
.input:focus{outline:none;box-shadow:inset 0 0 0 2px var(--cobalt)}
.input.code{font-size:1.75rem;letter-spacing:.5em;text-align:center;font-variant-numeric:tabular-nums;padding-left:.5em}
textarea.input{padding:12px 16px;min-height:96px;resize:vertical}
.err{background:var(--bad-tint);color:var(--ink);border-radius:var(--r-ctl);padding:12px 14px;font-size:.9375rem;display:flex;gap:10px;align-items:flex-start}
.err svg{width:20px;height:20px;color:var(--bad);flex:none;margin-top:1px}
.okmsg{background:var(--ok-tint);border-radius:var(--r-ctl);padding:12px 14px;font-size:.9375rem}

/* today */
.week{background:var(--surface);border-radius:var(--r-group);padding:16px;display:grid;gap:14px}
.week .lbl{font-size:.75rem;font-weight:600;color:var(--cobalt);letter-spacing:.02em}
.ring{--p:0;width:44px;height:44px;border-radius:50%;flex:none;background:conic-gradient(var(--cobalt) calc(var(--p)*360deg),var(--hair) 0);display:grid;place-items:center}
.ring span{width:34px;height:34px;border-radius:50%;background:var(--surface);display:grid;place-items:center;font-size:.75rem;font-weight:700}
.days{display:flex;gap:6px;margin-top:6px}
.days b{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-size:.6875rem;font-weight:600;background:var(--canvas);color:var(--ink-2)}
.days b.on{background:var(--cobalt-tint);color:var(--cobalt)}
.days b.today{box-shadow:inset 0 0 0 1.5px var(--cobalt)}
.offline{display:flex;gap:8px;align-items:center;font-size:.8125rem;color:var(--ink-2);justify-content:center}

/* tabbar */
.tabbar{display:grid;grid-template-columns:repeat(4,1fr);background:var(--surface);box-shadow:0 -1px 0 var(--hair);padding-bottom:env(safe-area-inset-bottom,0px)}
.tab{border:0;background:none;display:grid;justify-items:center;gap:2px;padding:8px 0 6px;font-size:.6875rem;font-weight:500;color:var(--ink-2);min-height:52px}
.tab svg{width:24px;height:24px}
.tab[aria-current="page"]{color:var(--cobalt);font-weight:600}
.app.insession .tabbar,.app.loggedout .tabbar{display:none}
svg.i{fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* look up */
.search{display:flex;align-items:center;gap:8px;background:var(--surface);border-radius:var(--r-ctl);padding:0 12px;min-height:44px}
.search svg{width:18px;height:18px;color:var(--ink-2);flex:none}
.search input{flex:1;border:0;background:none;color:var(--ink);min-width:0;height:44px;font-size:1rem}
.search input:focus{outline:none}
.search:focus-within{box-shadow:0 0 0 2px var(--cobalt)}
.seg{display:flex;background:var(--hair);border-radius:12px;padding:3px;gap:2px}
.seg button{flex:1;border:0;background:none;border-radius:9px;min-height:44px;font-size:.8125rem;font-weight:600;color:var(--ink);padding:0 6px;transition:background-color .15s}
.seg button[aria-pressed="true"]{background:var(--surface);box-shadow:0 1px 3px var(--shade)}
.seg button[disabled]{color:var(--ink-2);cursor:default;font-weight:500}
.vt .row{min-height:46px}
.pron{width:42%;flex:none;font-size:.875rem;color:var(--ink-2)}
.form{font-weight:600;font-size:1.0625rem}
.form .endg{color:var(--cobalt)}
.form .irr{background:var(--bad-tint);color:var(--ink);border-radius:999px;padding:1px 8px;margin-left:-8px}
.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:.8125rem;color:var(--ink-2);padding:0 4px}
.legend span{display:flex;align-items:center;gap:6px}
.sw{width:12px;height:12px;border-radius:3px;display:inline-block}
.sw.reg{background:var(--cobalt)}
.sw.irr{background:var(--bad-tint)}
.back{text-decoration:none;display:inline-flex;align-items:center;gap:2px;border:0;background:none;color:var(--cobalt);font-weight:500;padding:6px 0;min-height:44px}
.back svg{width:20px;height:20px}
.plural{font-size:.875rem;color:var(--ink-2);text-align:right;flex:none;max-width:42%}
.brz{display:block;font-size:.75rem;color:var(--ink-2);margin-top:2px}
.wrongw{text-decoration:line-through;color:var(--bad);font-weight:500}
.rightw{color:var(--ok);font-weight:700}
.watch .row{align-items:flex-start}
.soonlbl{color:var(--cobalt);font-weight:600}
.empty{padding:32px 16px;text-align:center;color:var(--ink-2);display:grid;gap:8px;justify-items:center}

/* dashboard: path, tiles, steps, class */
.path{display:flex;align-items:center;gap:0;overflow-x:auto;padding:4px 2px 8px;scrollbar-width:none}
.path::-webkit-scrollbar{display:none}
.stone{flex:none;display:grid;justify-items:center;gap:4px;border:0;background:var(--surface);border-radius:var(--r-group);padding:10px 8px 8px;width:76px;transition:transform .15s var(--ease)}
.stone:active{transform:scale(.96)}
.stone.now{box-shadow:inset 0 0 0 2px var(--cobalt)}
.stone.soon .sname,.stone.soon .sdate{color:var(--ink-2)}
.path>div{flex:none;display:flex}
.stone .sname{font-size:.75rem;font-weight:700}
.stone .sdate{font-size:.6875rem;color:var(--ink-2)}
.stone.now .sdate{color:var(--cobalt);font-weight:700}
.step-line{flex:none;width:10px;height:2px;background:var(--hair)}
.ring.sm{width:44px;height:44px}.ring.sm span{width:34px;height:34px;font-size:.6875rem}
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.tile-stat{background:var(--surface);border-radius:var(--r-group);padding:12px;display:grid;gap:2px;min-width:0}
.tile-stat b{font-size:1.5rem;line-height:1.1}
.tile-stat .en{font-size:.75rem}
.steprow{text-decoration:none;color:inherit;background:var(--surface);border-radius:var(--r-group);padding:14px 16px}
.steprow+.steprow::before{display:none}
.steprow .meter{margin-top:8px}
.medal-sm{width:40px;height:40px;border-radius:50%;background:var(--cobalt-tint);color:var(--cobalt);display:grid;place-items:center;flex:none}
.medal-sm svg{width:22px;height:22px}
.meter-lg{height:10px}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--cobalt-tint);color:var(--cobalt);display:grid;place-items:center;font-weight:700;flex:none}
.days.mini{gap:3px;margin:0}
.days.mini b{width:8px;height:8px}
.days.mini b.on{background:var(--cobalt)}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px}
.stepcard{background:var(--surface);border-radius:var(--r-group);padding:14px;display:grid;gap:4px;align-content:start}
.stepcard:not(.done) .medal-sm{background:var(--canvas);color:var(--ink-2)}
.stepcard.done{opacity:1;box-shadow:inset 0 0 0 2px var(--ok)}
.stepcard.done .medal-sm{background:var(--ok-tint);color:var(--ok)}
.stepcard .hd{font-size:.9375rem}
.newstep{display:flex;gap:12px;align-items:center;text-align:left;background:var(--surface);border-radius:var(--r-group);padding:12px 14px;box-shadow:inset 0 0 0 2px var(--ok);animation:pop .5s var(--spring);margin-top:4px}
.newstep .medal-sm{background:var(--ok-tint);color:var(--ok)}
.newstep .lbl{display:block;font-size:.6875rem;font-weight:700;color:var(--ok);letter-spacing:.04em}
.week.ask{box-shadow:inset 0 0 0 2px var(--cobalt)}

/* title screen on start */
.splash{position:absolute;inset:0;z-index:40;background:var(--sand);display:flex;flex-direction:column;justify-content:flex-start;padding-top:env(safe-area-inset-top,0px);transition:opacity .45s var(--ease),transform .45s var(--ease)}
.splash .brand{flex:1;display:grid;align-content:center;justify-items:center;gap:22px;padding:24px 14px 0}
.splash .tagline{font-size:clamp(1.375rem,6.4vw,1.75rem);line-height:1.25}
.splash .scene{width:100%;margin:0;height:clamp(260px,50vh,480px)}
/* wordmark as large as the column allows (it is about 7.7em wide) */
.splash .brand,.scenic .brand{width:100%;container-type:inline-size}
.splash .wm,.scenic .wm{font-size:min(4.4rem,calc(100cqw / 7.7))}
.splash.out{opacity:0;transform:scale(1.03);pointer-events:none}

/* settings */
.setgroup{display:grid;gap:0}
.setgroup .sec{margin:0}
.row.col{flex-direction:column;align-items:stretch;gap:8px;padding-top:14px;padding-bottom:14px}
.row.col .seg{width:100%}
.preview{background:var(--canvas);border-radius:var(--r-tile);padding:10px 12px}
.istep{align-items:flex-start}
.inum{width:28px;height:28px;border-radius:50%;background:var(--cobalt);color:var(--on-cobalt);display:grid;place-items:center;font-weight:700;font-size:.875rem;flex:none;margin-top:1px}
svg.inl{width:18px;height:18px;vertical-align:-3px}
.week.hint{box-shadow:inset 0 0 0 1.5px var(--hair)}
a.btn{text-decoration:none}
h2.sec{font-size:.8125rem;font-weight:500}

/* verb help card */
.help{background:var(--surface);border-radius:var(--r-group);overflow:hidden}
.help summary{list-style:none;display:flex;align-items:center;justify-content:center;gap:8px;min-height:48px;cursor:pointer;color:var(--cobalt);font-weight:600;font-size:.9375rem}
.help summary::-webkit-details-marker{display:none}
.help summary svg{width:18px;height:18px}
.help[open] summary{border-bottom:1px solid var(--hair)}
.hbody{padding:8px 16px 14px;display:grid;gap:2px;animation:viewin .25s var(--ease)}
.hhead{font-size:.8125rem;color:var(--ink-2);padding:4px 0 6px}
.hrow{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:5px 0;border-bottom:1px solid var(--hair)}
.hrow:last-of-type{border-bottom:0}
.hp{font-weight:600;font-size:.9375rem}
.hp small{display:block;font-weight:400;font-size:.75rem;color:var(--ink-2)}
.he{font-weight:700;color:var(--cobalt);font-variant-numeric:tabular-nums}
.hnote{font-size:.8125rem;color:var(--ink-2);padding-top:8px}

/* audio */
.say{flex:none;width:44px;height:44px;border:0;border-radius:50%;background:var(--cobalt-tint);color:var(--cobalt);display:inline-grid;place-items:center;vertical-align:middle;transition:transform .15s var(--ease)}
.say:active{transform:scale(.96)}
.say svg{width:20px;height:20px}
.bigword .say{margin-left:10px}
.sheet .say{background:var(--surface)}

/* me */
.switch{appearance:none;width:51px;height:31px;border-radius:999px;background:var(--hair);position:relative;flex:none;cursor:pointer;transition:background-color .2s;margin:0}
.switch::after{content:"";position:absolute;top:2px;left:2px;width:27px;height:27px;border-radius:50%;background:var(--knob);box-shadow:0 2px 4px var(--shade);transition:transform .2s var(--ease)}
.switch:checked{background:var(--ok)}
.switch:checked::after{transform:translateX(20px)}
.stepper{display:flex;align-items:center;gap:4px}
.stepper button{width:44px;height:44px;border:0;border-radius:8px;background:var(--canvas);font-size:1.25rem;font-weight:600}
.danger{color:var(--bad)}

/* session */
.sess{display:flex;flex-direction:column;height:100%}
.app.insession .scroll{padding:0;overflow:hidden}
.stop{display:flex;align-items:center;gap:12px;padding:10px 16px 6px}
.iconbtn{width:44px;height:44px;border:0;background:none;border-radius:50%;display:grid;place-items:center;color:var(--ink-2);flex:none}
.iconbtn svg{width:24px;height:24px}
.progress{flex:1;height:10px;border-radius:999px;background:var(--hair);overflow:hidden}
.progress i{display:block;height:100%;background:var(--cobalt);border-radius:999px;transition:width .35s var(--ease)}
.sbody>*{flex-shrink:0}
.sbody{flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;padding:8px 16px 24px;display:flex;flex-direction:column;gap:22px;justify-content:flex-start;padding-top:20px}
.kind{font-size:.8125rem;font-weight:600;color:var(--cobalt)}
.qtitle{font-size:1.5rem;font-weight:700;line-height:1.3}
.speech{background:var(--surface);border-radius:var(--r-group);padding:14px 16px;display:grid;gap:4px}
.speech .who{font-size:.75rem;font-weight:600;color:var(--ink-2)}
.speech .pt{font-size:1.375rem}
.big{font-size:2.5rem;font-weight:700;text-align:center;padding:12px 0;font-variant-numeric:tabular-nums}
.bigword{font-size:2rem;font-weight:700;text-align:center;padding:8px 0}
.opts{display:grid;gap:10px}
.opt{display:block;width:100%;text-align:left;border:0;background:var(--surface);border-radius:var(--r-ctl);padding:16px 18px;font-size:1.1875rem;box-shadow:inset 0 0 0 1.5px var(--hair);transition:box-shadow .15s,background-color .15s,transform .15s var(--ease);min-height:64px}
.opt:active{transform:scale(.98)}
.opt[aria-pressed="true"]{box-shadow:inset 0 0 0 2px var(--cobalt);background:var(--cobalt-tint)}
.opt.is-ok{box-shadow:inset 0 0 0 2px var(--ok);background:var(--ok-tint)}
.opt.is-bad{box-shadow:inset 0 0 0 2px var(--bad);background:var(--bad-tint)}
.opts.pair{grid-template-columns:1fr 1fr}
.opts.pair .opt{text-align:center;font-size:1.375rem;font-weight:700}
.answer{min-height:112px;border-radius:var(--r-group);background:var(--surface);padding:12px;display:flex;flex-wrap:wrap;gap:8px;align-content:flex-start;background-image:repeating-linear-gradient(to bottom,transparent 0 55px,var(--hair) 55px 56px);background-position:0 4px}
.tray{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;padding-top:4px}
.tile{min-height:52px;padding:0 18px;border:0;border-radius:var(--r-tile);background:var(--surface);font-weight:600;font-size:1.0625rem;box-shadow:inset 0 0 0 1.5px var(--hair),0 1px 2px var(--shade);transition:transform .15s var(--ease),opacity .15s}
.tile:active{transform:scale(.96)}
.tile.ghost{opacity:.4;background:transparent;box-shadow:none;outline:1.5px dashed var(--ink-2);outline-offset:-1.5px;animation:none}
.answer .tile,.blank.filled{position:relative}
.answer .tile::after,.blank.filled::after{content:"×";position:absolute;top:-8px;right:-8px;width:20px;height:20px;border-radius:50%;background:var(--bad);color:var(--surface);font-size:15px;font-weight:700;line-height:19px;text-align:center;box-shadow:0 1px 3px var(--shade);transition:transform .2s var(--spring),opacity .2s}
.blank.filled{cursor:pointer}
.checked .answer .tile::after,.checked .blank.filled::after{opacity:0;transform:scale(.4)}
.answer .tile{box-shadow:inset 0 0 0 1.5px var(--hair),0 1px 2px var(--shade),0 4px 10px -6px var(--shade)}
.gapline{font-size:1.375rem;font-weight:600;line-height:1.6}
.blank{display:inline-block;min-width:72px;border-bottom:2.5px solid var(--cobalt);text-align:center;color:var(--cobalt);padding:0 6px}
.blank.empty{color:transparent}
.sfoot{padding:12px 16px calc(16px + env(safe-area-inset-bottom,0px));background:var(--canvas);flex:none}

.sheet{flex:none;display:none;border-radius:var(--r-sheet) var(--r-sheet) 0 0;padding:18px 16px calc(14px + env(safe-area-inset-bottom,0px));gap:10px;box-shadow:0 -8px 30px var(--shade);z-index:var(--z-sheet);max-height:82%;overflow-y:auto}
.sheet.open{display:grid;animation:sheetin .34s var(--spring)}
@keyframes sheetin{from{transform:translateY(40px);opacity:0}to{transform:none;opacity:1}}
.has-sheet .sfoot{display:none}
.sheet.ok{background:var(--ok-tint)}
.sheet.bad{background:var(--bad-tint)}
.fbhead{display:flex;align-items:center;gap:10px;font-size:1.25rem;font-weight:700}
.fbhead .badge{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;color:var(--surface)}
.sheet.ok .fbhead{color:var(--ok)} .sheet.ok .badge{background:var(--ok)}
.sheet.bad .fbhead{color:var(--bad)} .sheet.bad .badge{background:var(--bad)}
.fbhead .badge svg{width:20px;height:20px;stroke-width:3}
.fbcorrect{font-weight:600}
.fbwhy{font-size:1rem}
.sheet.ok .btn.go{background:var(--ok);color:var(--surface)}
.sheet.bad .btn.go{background:var(--ink);color:var(--surface)}
.sheet .linkbtn{justify-self:center}

.endwrap{flex:1;min-height:0;overflow-y:auto;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;text-align:center;padding:24px 16px}
.medal{width:88px;height:88px;border-radius:50%;background:var(--cobalt);color:var(--on-cobalt);display:grid;place-items:center;animation:pop .45s var(--ease)}
.medal svg{width:44px;height:44px;stroke-width:2.5}
@keyframes pop{from{transform:scale(.6);opacity:0}to{transform:none;opacity:1}}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:10px;width:100%}
.stat{background:var(--surface);border-radius:var(--r-group);padding:14px;text-align:left}
.stat b{display:block;font-size:1.5rem;font-variant-numeric:tabular-nums}
.learned{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.learned span{background:var(--surface);border-radius:10px;padding:6px 10px;font-weight:600;font-size:.9375rem}

/* ---- practice feel: motion & feedback ---- */
.btn.primary:hover{filter:brightness(1.06)}
.stage.enter>*{animation:itemin .32s var(--ease) both}
.stage.enter>*:nth-child(2){animation-delay:.03s}.stage.enter>*:nth-child(3){animation-delay:.06s}.stage.enter>*:nth-child(4){animation-delay:.09s}.stage.enter>*:nth-child(5){animation-delay:.12s}
@keyframes itemin{from{opacity:0;transform:translateX(18px)}to{opacity:1;transform:none}}
.stage.leave{animation:itemout .14s ease-in both}
@keyframes itemout{to{opacity:0;transform:translateX(-18px)}}
.opts .opt{animation:optin .3s var(--spring) both;animation-delay:calc(var(--i,0)*45ms + 80ms)}
@keyframes optin{from{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1;transform:none}}
.opts:not(.answered) .opt .en{display:none}
.opts.answered .opt:not(.is-ok):not(.is-bad){opacity:.6}
.pop{animation:pop2 .38s var(--spring)!important}
@keyframes pop2{0%{transform:scale(1)}40%{transform:scale(1.05)}100%{transform:scale(1)}}
.shake{animation:shake .4s ease!important}
@keyframes shake{0%,100%{transform:none}20%{transform:translateX(-7px)}40%{transform:translateX(6px)}60%{transform:translateX(-4px)}80%{transform:translateX(2px)}}
.progress{position:relative}
.progress i{position:relative;overflow:hidden}
.progress.shine i::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,transparent 30%,oklch(1 0 0 / .55) 50%,transparent 70%);animation:shine .7s ease-out}
@keyframes shine{from{transform:translateX(-100%)}to{transform:translateX(100%)}}
.combo{min-width:0;font-size:.875rem;font-weight:800;color:var(--cobalt);font-variant-numeric:tabular-nums;opacity:0;transform:scale(.6);transition:opacity .2s,transform .3s var(--spring)}
.combo.on{opacity:1;transform:none;min-width:28px}
.badge .draw path{stroke-dasharray:24;stroke-dashoffset:24;animation:draw .4s .12s var(--ease) forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.hint{font-size:.8125rem;color:var(--ink-2);margin-top:-8px}
.tray.grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.tray.grid .tile{min-height:64px;font-size:1.3125rem;padding:0 10px}
.verbhead{margin:0}
.verbhead-row{display:flex;align-items:center;justify-content:space-between;gap:12px}
.verbhead .verbword{font-size:2.5rem;font-weight:800;line-height:1.1;letter-spacing:-.01em}
.verbhead .en{font-size:1rem;margin-top:4px}
.gapline.xl{font-size:2rem;font-weight:700;line-height:1.4;text-align:center;padding:24px 8px;background:var(--surface);border-radius:var(--r-group)}
.gapline.xl .blank{min-width:130px}
.tile,.mtile{touch-action:none;user-select:none;-webkit-user-select:none}
.tray .tile{animation:optin .3s var(--spring) both;animation-delay:calc(var(--i,0)*35ms + 60ms)}
.tile.lifted{opacity:.25}
.tile.dragging,.mtile.dragging{position:fixed;z-index:50;pointer-events:none;margin:0;box-shadow:0 14px 30px -8px var(--shade),inset 0 0 0 2px var(--cobalt);background:var(--surface);transition:none;animation:none}
.answer{transition:box-shadow .15s,background-color .15s}
.answer.over{box-shadow:inset 0 0 0 2px var(--cobalt);background-color:var(--cobalt-tint)}
.blank{transition:transform .2s var(--spring)}
.match{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.mcol{display:grid;gap:10px;align-content:start}
.mtile{min-height:60px;border:0;border-radius:var(--r-tile);background:var(--surface);font-weight:600;font-size:1.0625rem;padding:8px 10px;box-shadow:inset 0 0 0 1.5px var(--hair),0 1px 2px var(--shade);transition:transform .15s var(--ease),box-shadow .15s,background-color .2s,opacity .3s;animation:optin .3s var(--spring) both;animation-delay:calc(var(--i,0)*45ms + 60ms)}
.mtile.en-side{font-weight:500;color:var(--ink)}
.mtile:active{transform:scale(.96)}
.mtile.sel,.mtile.over{box-shadow:inset 0 0 0 2px var(--cobalt);background:var(--cobalt-tint)}
.mtile.done{background:var(--ok-tint);box-shadow:inset 0 0 0 2px var(--ok);color:var(--ok);cursor:default}
.mtile.done:not(.pop){opacity:.55}
.piece{position:fixed;z-index:60;width:12px;height:8px;border-radius:3px;background:var(--c);pointer-events:none}
.stat.wide{display:flex;align-items:center;gap:14px;width:100%}
.ring-lg{width:52px;height:52px}.ring-lg span{width:40px;height:40px;font-size:.8125rem}
.learned span{animation:optin .35s var(--spring) both;animation-delay:calc(var(--i,0)*70ms + 300ms)}
.medal{animation:pop .5s var(--spring)}

.toast{position:absolute;left:16px;right:16px;bottom:76px;background:var(--ink);color:var(--canvas);border-radius:var(--r-ctl);padding:12px 16px;font-size:.9375rem;opacity:0;transform:translateY(8px);transition:opacity .2s,transform .2s var(--ease);pointer-events:none;z-index:var(--z-toast)}
.toast.show{opacity:1;transform:none}
.skeleton{height:120px;border-radius:var(--r-group);background:var(--surface);opacity:.6}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-delay:0s!important;transition-duration:.01ms!important}
}

/* practise: one clear next action, then drills, then the rest */
.pr-hero{background:var(--surface);border-radius:var(--r-group);padding:18px 16px 16px;display:grid;gap:16px}
.pr-top{display:flex;align-items:center;gap:14px}
.pr-now{display:block;font-size:.8125rem;font-weight:700;color:var(--cobalt);margin-bottom:4px}
.pr-hero .pt{font-size:1.375rem;line-height:1.25;font-weight:700;text-wrap:balance}
.drills{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.drill{display:grid;align-content:start;gap:2px;min-height:76px;padding:14px;border:0;border-radius:var(--r-group);background:var(--surface);text-align:left;color:inherit;transition:transform .15s var(--ease)}
.drill:active{transform:scale(.96)}
.drill:last-child:nth-child(odd){grid-column:1/-1}
.drill .pt{font-weight:700;font-size:1.125rem;line-height:1.25}
.drill .en{font-size:.8125rem;color:var(--ink-2);line-height:1.3}
.drill:focus-visible{outline-offset:-3px}
.pr-when{font-size:.875rem;color:var(--ink-2);font-variant-numeric:tabular-nums;flex:none}
.pr-row.soon .pt{color:var(--ink-2)}

/* topic colour coding */
.mc{--h:250;--tint:oklch(var(--tl) var(--tc) var(--h));--mink:oklch(var(--kl) var(--kc) var(--h));--mdot:oklch(var(--dl) var(--dc) var(--h))}
.mdot{width:10px;height:10px;border-radius:50%;background:var(--mdot);flex:none}
.mc .ring{background:conic-gradient(var(--mdot) calc(var(--p)*360deg),var(--hair) 0)}
.stone.mc.now{box-shadow:inset 0 0 0 2px var(--mdot)}
.stone.mc.now .sdate{color:var(--mink)}
.pr-hero.mc{background:var(--tint)}
.pr-hero.mc .pr-now{color:var(--mink)}
.pr-hero.mc .ring span{background:var(--tint)}
.drill.mc{background:var(--tint)}
.drill.mc .pt{color:var(--mink)}
.drill.mc .en{color:var(--ink)}
.pr-row .mdot{margin-right:2px}
.pr-row.soon .mdot{opacity:.45}

/* look up: topic header, tiles */
.lsec{display:grid;gap:10px;margin-bottom:26px}
.mhead{display:flex;align-items:baseline;flex-wrap:wrap;column-gap:8px;row-gap:2px;padding:0 4px}
.mhead .mdot{align-self:center}
.mhead b{font-size:1.0625rem;color:var(--mink)}
.mhead .en{font-size:.875rem;color:var(--ink-2)}
.mhead .soonlbl{font-size:.8125rem;color:var(--ink-2);font-weight:500;margin-left:auto}
.tgrid,.vgrid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.ttile,.vtile{display:grid;align-content:start;gap:3px;padding:14px;border-radius:var(--r-group);color:var(--ink);text-decoration:none;min-width:0;transition:transform .15s var(--ease)}
.ttile:active,.vtile:active{transform:scale(.96)}
.ttile{background:var(--tint);min-height:96px;display:flex;flex-direction:column}
.ttile .pt{font-weight:700;font-size:1.0625rem;line-height:1.25;color:var(--mink);text-wrap:balance}
.ttile .en{font-size:.8125rem;line-height:1.3}
.ttile .n{font-size:.75rem;color:var(--ink-2);margin-top:auto;padding-top:6px}
.vtile{background:var(--surface)}
.vtile{padding:11px 14px}
.vtile .pt{font-weight:700;font-size:1.125rem;color:var(--mink)}
.vtile .en{font-size:.8125rem;color:var(--ink-2);line-height:1.3}
.ttile:focus-visible,.vtile:focus-visible{outline-offset:-3px}

/* font picker: each option shown in its own font */
.fontpick{display:grid;gap:8px;width:100%}
.fontopt{display:flex;align-items:center;gap:12px;min-height:56px;padding:10px 14px;border:0;border-radius:var(--r-ctl);background:var(--canvas);color:var(--ink);text-align:left;box-shadow:inset 0 0 0 1px var(--hair);transition:transform .15s var(--ease),box-shadow .15s}
.fontopt:active{transform:scale(.96)}
.fontopt[aria-pressed="true"]{box-shadow:inset 0 0 0 2px var(--cobalt);background:var(--surface)}
.fontopt .fs{display:grid;gap:1px;flex:1;min-width:0}
.fontopt .fs b{font-size:1.125rem;font-weight:700}
.fontopt .fs span{font-size:.875rem;color:var(--ink-2)}
.fontopt .tick{width:22px;height:22px;color:var(--cobalt);opacity:0;flex:none}
.fontopt[aria-pressed="true"] .tick{opacity:1}
.week.now.mc{background:var(--tint)}
.week.now.mc .lbl{color:var(--mink);font-size:.8125rem;font-weight:700;letter-spacing:0}
.fontopt[data-font="hand"]{font-size-adjust:.52}

/* tappable words with an English tooltip */
.tw{display:inline;font:inherit;color:inherit;background:none;border:0;padding:0;margin:0;cursor:pointer;text-decoration:underline dotted;text-decoration-color:var(--ink-2);text-decoration-thickness:2px;text-underline-offset:.18em;border-radius:6px;transition:background-color .15s}
.tw.on{background:var(--cobalt-tint);text-decoration-color:var(--cobalt)}
.wtip{position:fixed;z-index:var(--z-toast);max-width:min(280px,calc(100vw - 16px));padding:8px 12px;border-radius:12px;background:var(--ink);color:var(--surface);font-size:.9375rem;font-weight:600;line-height:1.3;box-shadow:0 8px 24px -8px var(--shade);pointer-events:none;animation:tipin .18s var(--ease) both}
.wtip::after{content:"";position:absolute;left:var(--ax,50%);bottom:-5px;width:10px;height:10px;margin-left:-5px;background:inherit;transform:rotate(45deg);border-radius:2px}
@keyframes tipin{from{opacity:0;transform:translateY(4px) scale(.96)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion: reduce){.wtip{animation:none}}
.wtip.below::after{bottom:auto;top:-5px}
.tile.given{display:inline-flex;align-items:center;background:var(--canvas);box-shadow:none;color:var(--ink-2);cursor:default}
.answer .tile.given::after{content:none}
/* today card: one strong action, a quiet alternative */
.linkbtn.quiet{justify-self:center;margin-top:-6px;font-size:.9375rem;text-decoration:none;color:var(--ink-2)}
/* path scrolls sideways: fade the edge so it reads as "more this way", not as cut off */
.path{-webkit-mask-image:linear-gradient(to right,#000 calc(100% - 36px),transparent);mask-image:linear-gradient(to right,#000 calc(100% - 36px),transparent);padding-right:28px}
/* pictures (phone emoji) instead of English */
.bigpic{font-size:6rem;line-height:1;text-align:center;padding:12px 0 4px;font-family:"Apple Color Emoji","Segoe UI Emoji","Noto Color Emoji",sans-serif}
.opts.pics{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.opt.picopt{display:grid;place-items:center;min-height:120px;padding:12px}
.opt.picopt .pic{font-size:3.6rem;line-height:1;font-family:"Apple Color Emoji","Segoe UI Emoji","Noto Color Emoji",sans-serif}
.wpic{font-size:1.75rem;line-height:1;width:36px;text-align:center;flex:none;font-family:"Apple Color Emoji","Segoe UI Emoji","Noto Color Emoji",sans-serif}
.donetoday{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--mink,var(--ok))}
.donetoday svg{width:20px;height:20px;padding:3px;border-radius:50%;background:var(--ok);color:var(--on-cobalt);stroke-width:3}
/* about: the login scene in a card, the spaced-repetition staircase */
.about-hero{background:var(--sand);border-radius:var(--r-group);overflow:hidden;display:grid;justify-items:center;gap:12px;padding:20px 0 0;container-type:inline-size}
.about-hero .wm{font-size:min(3.4rem,calc((100cqw - 28px) / 7.7))}
.about-hero .tagline{font-size:1.1875rem}
.about-hero .scene{width:100%;margin:6px 0 0;height:auto;aspect-ratio:400/300}
.ladder{display:grid;grid-template-columns:repeat(5,1fr);align-items:end;gap:6px;padding-top:4px}
.rung{display:grid;justify-items:center;gap:4px}
.rung b{font-size:1.0625rem;font-variant-numeric:tabular-nums;color:var(--navy-brand)}
.rung i{display:block;width:100%;height:calc(14px + var(--i) * 14px);border-radius:8px 8px 3px 3px;background:var(--step-brand)}
.rung:last-child i{background:var(--sky-brand)}
.rung span{font-size:.75rem;color:var(--ink-2)}
.about-foot{text-align:center;padding:4px 0 8px}
/* settings */
.sico{width:30px;height:30px;border-radius:8px;flex:none;display:grid;place-items:center;background:var(--cobalt-tint);color:var(--cobalt)}
.row.danger .sico{background:var(--bad-tint);color:var(--bad)}
.sico svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.rhead{display:flex;align-items:center;gap:12px}
.row.danger .sico{margin-right:0}
.profile{background:var(--surface);border-radius:var(--r-group);overflow:hidden}
.ptop{display:flex;align-items:center;gap:14px;padding:18px 16px 14px}
.avatar.lg{width:60px;height:60px;font-size:1.625rem;background:var(--cobalt);color:var(--on-cobalt)}
.pname{display:block;font-size:1.375rem;font-weight:700;line-height:1.2}
.pstats{display:grid;grid-template-columns:repeat(3,1fr);margin:0 16px 14px;border-radius:12px;background:var(--canvas)}
.pstats>div{display:grid;justify-items:center;gap:1px;padding:10px 4px;text-align:center}
.pstats>div+div{box-shadow:inset 1px 0 0 var(--hair)}
.pstats b{font-size:1.25rem;font-variant-numeric:tabular-nums}
.pstats span{font-size:.75rem;color:var(--ink-2);line-height:1.2}
.profile .pstep{box-shadow:inset 0 1px 0 var(--hair)}
/* the café bill */
.bill{background:var(--surface);border-radius:var(--r-group);padding:14px 18px;display:grid;gap:8px;font-size:1.125rem;box-shadow:0 1px 2px var(--shade)}
.bill>div{display:flex;justify-content:space-between;gap:12px}
.bill .num{font-variant-numeric:tabular-nums}
.bill .tot{border-top:1.5px dashed var(--hair);padding-top:8px;font-weight:700}
/* rules */
.rulepage{display:grid;gap:0}
.rblocks{display:grid;gap:14px;margin-bottom:18px}
.rtext{margin:0;line-height:1.5;max-width:65ch}
.rtip{background:var(--tint,var(--cobalt-tint));border-radius:var(--r-group);padding:12px 14px}
.rtip .lbl{font-size:.8125rem;font-weight:700;color:var(--mink,var(--cobalt))}
.rtip p{margin:2px 0 0;line-height:1.45}
.rtable{overflow-x:auto;background:var(--surface);border-radius:var(--r-group)}
.rtable table{border-collapse:collapse;width:100%;font-size:.9375rem}
.rtable th,.rtable td{padding:9px 10px;text-align:left;vertical-align:top;border-bottom:1px solid var(--hair);overflow-wrap:break-word;hyphens:auto}
.rtable table{table-layout:auto}
.rtable thead th{font-size:.8125rem;color:var(--ink-2);font-weight:600}
.rtable tbody th{font-weight:600}
.rtable tr:last-child th,.rtable tr:last-child td{border-bottom:0}
/* tests */
.testtile{border:0;text-align:left;font:inherit;cursor:pointer}
.reading{background:var(--surface);border-radius:var(--r-group);padding:12px 16px;margin-bottom:4px}
.reading summary{font-weight:700;color:var(--cobalt);cursor:pointer;min-height:28px}
.reading p{margin:8px 0 0;line-height:1.55;font-size:1.0625rem}
.sen{margin-top:-8px}
.endwrap:has(.endlist){justify-content:flex-start}
.endlist{width:100%;flex:none;text-align:left}
/* path: stones as big as the stat tiles below (3 per screen), still scrolls sideways */
.path{gap:10px}
.path>div{flex:0 0 calc((100% - 20px) / 3.15)}
.path .step-line{display:none}
.stone{width:100%;padding:14px 8px 12px;gap:6px;text-decoration:none;color:var(--ink);min-height:132px;align-content:start}
.stone .ring.sm{width:56px;height:56px}.stone .ring.sm span{width:44px;height:44px;font-size:.8125rem}
.stone .sname{font-size:.9375rem}
.stone .sdate{font-size:.75rem}
/* topic page */
.topic-hero .en{margin:0}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip-link{display:inline-flex;align-items:center;min-height:40px;padding:0 14px;border-radius:999px;background:var(--surface);color:var(--ink);font-weight:600;text-decoration:none;box-shadow:inset 0 0 0 1px var(--hair)}
.chip-link:active{transform:scale(.96)}
.levels{display:grid;grid-template-columns:repeat(5,1fr);gap:6px}
.lvl{display:grid;justify-items:center;gap:1px;padding:6px 2px;border-radius:10px;background:var(--canvas);color:var(--ink-2);font-size:.6875rem}
.lvl b{font-size:.75rem}
.lvl.on{background:var(--cobalt-tint);color:var(--cobalt)}
/* a quiet hint of the topic colour during practice */
.sess.mc .progress i{background:var(--mdot)}
.sess.mc .kind{color:var(--mink)}

/* critique fixes */
.days.mini.board{gap:4px}.days.mini.board b{width:10px;height:10px;background:transparent;box-shadow:inset 0 0 0 1.5px var(--ink-2)}.days.mini.board b.on{background:var(--cobalt);box-shadow:none}
.path{scroll-snap-type:x mandatory}.path>div{scroll-snap-align:start;flex-basis:calc((100% - 20px) / 2.6)}

.btn[disabled]{color:var(--ink-2)}
.splash .beta{position:absolute;left:0;right:0;bottom:calc(14px + env(safe-area-inset-bottom,0px));margin:0;text-align:center;font-size:.6875rem;letter-spacing:.12em;text-transform:uppercase;color:#fff;opacity:.85}
/* admin board */
.invitetext{white-space:pre-wrap;font:inherit;font-size:.875rem;line-height:1.45;margin:0;max-height:240px;overflow:auto;background:var(--canvas);border-radius:12px;padding:12px}
.adminact{display:flex;gap:4px;margin-top:2px}
.adminact .linkbtn{padding:6px 8px 6px 0;min-height:36px;text-decoration:none;color:var(--cobalt);font-weight:600}
.adminact .linkbtn.danger{color:var(--bad)}
/* review */
.peekbtn{justify-self:center;font-weight:600;text-decoration:none;color:var(--ink)}
.sheet.peek>*:not(.fbhead):not(#cont):not(#peek){display:none}
.review{width:100%;text-align:left}
.review summary{font-weight:700;color:var(--cobalt);cursor:pointer;padding:10px 4px;text-align:center}
.review .group{margin-top:8px}
.rv{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;flex:none;color:#fff}
.rv svg{width:14px;height:14px;stroke-width:3}
.rv.ok{background:var(--ok)}.rv.bad{background:var(--bad)}
.fbchosen{margin:2px 0 0;font-size:1.0625rem;font-weight:600;text-decoration:line-through;text-decoration-color:var(--bad);color:var(--ink-2)}
.rulebtn{min-height:44px}
.ruledlg{border:0;padding:0;width:min(440px,100vw);max-width:100vw;height:min(88dvh,900px);margin:auto auto 0;border-radius:var(--r-sheet) var(--r-sheet) 0 0;background:var(--canvas);color:var(--ink)}
.ruledlg::backdrop{background:oklch(0 0 0 / .35)}
.ruledlg[open]{display:flex;flex-direction:column;animation:sheetin .3s var(--spring)}
.dlghead{display:flex;justify-content:flex-end;padding:8px 8px 0}
.dlgbody{overflow-y:auto;padding:0 16px calc(24px + env(safe-area-inset-bottom,0px))}

.fbmark{background:none;color:var(--ok);font-weight:800;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}
.fbtable{margin:0;font-style:italic;font-size:.9375rem;color:var(--ink-2);line-height:1.45}
.rulebtn svg{width:20px;height:20px}
.repicon{color:var(--ink-2)}
.rshort{background:var(--surface);border-radius:var(--r-group);padding:12px 14px;box-shadow:inset 0 0 0 2px var(--mdot,var(--cobalt))}
.rshort .lbl{font-size:.8125rem;font-weight:700;color:var(--mink,var(--cobalt))}
.rshort p{margin:2px 0 0;font-weight:600;line-height:1.4}
.rtable .cpt{display:block}
.rtable .cen{display:block;font-size:.8125rem;color:var(--ink-2);font-weight:400}
.stepmore summary{font-weight:700;color:var(--cobalt);cursor:pointer;padding:10px 4px;min-height:44px}.stepmore .steps{margin-top:8px}
/* profile picture & badges */
.avbtn{border:0;background:none;padding:0;display:grid;justify-items:center;gap:2px;cursor:pointer}
.avedit{font-size:.6875rem;color:var(--cobalt);font-weight:600}
.avatar.pic{background:var(--cobalt-tint);font-size:1.25rem}
.avatar.lg.pic{font-size:2rem}
.avpick{display:grid;grid-template-columns:repeat(7,1fr);gap:6px;padding:0 16px 14px}
.avpick[hidden]{display:none}
.avopt{aspect-ratio:1;border:0;border-radius:12px;background:var(--canvas);font-size:1.4rem;cursor:pointer;min-height:44px}
.avopt.on{box-shadow:inset 0 0 0 2px var(--cobalt)}
.badges{display:flex;gap:8px;overflow-x:auto;padding:0 16px 14px;text-decoration:none;color:var(--ink);scrollbar-width:none}
.badge-m{flex:none;display:flex;align-items:center;gap:6px;padding:6px 10px 6px 6px;border-radius:999px;background:var(--canvas);font-size:.8125rem;font-weight:600}
.badge-m .medal-sm{width:24px;height:24px}
.avatar.photo{padding:0;overflow:hidden;background:var(--canvas)}
.avatar.photo img{width:100%;height:100%;object-fit:cover;display:block}
.avup{display:grid;place-items:center;color:var(--cobalt)}
.avup svg{width:22px;height:22px;transform:rotate(180deg)}
.bigen{margin-top:-14px}
/* My words */
.star{flex:none;width:40px;height:40px;border:0;border-radius:50%;background:none;font-size:1.375rem;color:var(--ink-2);cursor:pointer;line-height:1}
.star.on{color:oklch(0.75 0.15 75)}
.sheet .star{background:var(--surface)}
.mywords{display:flex;align-items:center;gap:10px;min-height:48px;padding:0 14px;border-radius:var(--r-group);background:var(--surface);color:var(--ink);text-decoration:none;font-weight:700}
.mywords span{margin-left:auto;font-weight:500;font-size:.875rem;color:var(--ink-2)}
.savedact{display:grid;gap:10px}
.savedact .stats{display:grid;grid-template-columns:1fr 1fr;gap:10px}
/* word forms: tap a word row to open singular/plural and m/f */
.wrow{flex-wrap:wrap}
.formsbtn{all:unset;cursor:pointer;display:block;min-width:0;flex:1;-webkit-tap-highlight-color:transparent}
.formsbtn:focus-visible{outline:2px solid var(--cobalt);outline-offset:4px;border-radius:6px}
.formhint{display:inline-flex;align-items:center;gap:4px;margin-top:4px;font-size:.8125rem;color:var(--ink-2)}
.formhint::after{content:"";width:6px;height:6px;border:solid currentColor;border-width:0 1.5px 1.5px 0;transform:rotate(45deg) translateY(-2px);transition:transform .2s cubic-bezier(.2,0,0,1)}
.formsbtn[aria-expanded="true"] .formhint::after{transform:rotate(-135deg) translateY(-1px)}
.forms{flex-basis:100%;padding:10px 0 2px}
.formtop{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.forms table{border-collapse:collapse;font-size:1rem}
.forms th{font-size:.75rem;font-weight:600;color:var(--ink-2);text-align:left;padding:4px 12px 4px 0}
.forms td{padding:5px 14px 5px 0;font-weight:600}
.forms tr+tr td,.forms tr+tr th{border-top:1px solid var(--hair)}
.pllisten{display:inline-flex;align-items:center;gap:6px}
.forms .note{margin:6px 0 0}

/* ---------- tablet & desktop: side rail instead of the bottom bar, wider centred content ---------- */
.railbrand{display:none}
@media (min-width:760px){
  :root{font-size:112.5%}
  .app{max-width:none;display:grid;grid-template-columns:auto minmax(0,1fr);grid-template-rows:minmax(0,1fr);box-shadow:none}
  .app>main{grid-column:2;grid-row:1;min-height:0}
  .app.insession,.app.loggedout{grid-template-columns:minmax(0,1fr)}
  .app.insession>main,.app.loggedout>main{grid-column:1}
  .tabbar{grid-column:1;grid-row:1;display:flex;flex-direction:column;gap:6px;width:104px;padding:24px 10px calc(24px + env(safe-area-inset-bottom,0px));box-shadow:1px 0 0 var(--hair)}
  .tab{min-height:68px;border-radius:16px;font-size:.75rem;gap:4px;align-content:center;transition:background-color .2s var(--ease),color .2s var(--ease)}
  .tab:hover{background:var(--canvas)}
  .tab[aria-current="page"]{background:var(--cobalt-tint)}
  .scroll{padding:36px 40px 56px}
  .view{width:100%;max-width:720px;margin:0 auto}
  .app.loggedout .view{max-width:440px}
  .login.scenic{padding-top:max(32px,6vh)}
  .login.scenic>:not(.scene),.splash .brand{width:100%;max-width:440px;margin-inline:auto}
  .scene{height:clamp(200px,34vh,380px)}
  .sess{width:100%;max-width:760px;margin:0 auto}
  .sbody{padding:28px 32px 32px}
  .stop{padding:20px 24px 6px}
  .sfoot{padding:14px 32px calc(24px + env(safe-area-inset-bottom,0px))}
  .sheet{padding:22px 32px calc(20px + env(safe-area-inset-bottom,0px))}
  .tgrid,.vgrid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
  .drills{grid-template-columns:repeat(5,minmax(0,1fr))}
  .toast{left:50%;right:auto;width:min(480px,calc(100% - 32px));bottom:28px;transform:translate(-50%,8px)}
  .toast.show{transform:translate(-50%,0)}
  .ruledlg{width:min(680px,92vw);height:min(84dvh,900px);margin:auto;border-radius:var(--r-sheet)}
  .ruledlg .dlgbody{padding:0 32px 32px}
}
@media (min-width:1100px){
  .tabbar{width:240px;padding:28px 16px}
  .railbrand{display:block;margin:0 12px 20px;font-family:"Fascinate",var(--f-brand);font-size:1.85rem;line-height:1;color:var(--navy-brand);text-decoration:none}
  .railbrand i{font-style:normal;color:var(--sky-brand)}
  .tab{display:flex;align-items:center;justify-content:flex-start;gap:14px;min-height:52px;padding:0 16px;font-size:1rem}
  .tab svg{width:22px;height:22px;flex:none}
  .scroll{padding:44px 56px 64px}
}
.vside{display:none}
@media (min-width:760px){
  .scene{height:min(26vh,420px);width:auto;max-width:100%;aspect-ratio:400/340;margin:auto auto 0;border-radius:28px 28px 0 0}
}
@media (min-width:1100px){
  .vsplit{display:grid;grid-template-columns:250px minmax(0,1fr);gap:40px;max-width:1040px;margin:0 auto;align-items:start}
  .vsplit>.view{margin:0;max-width:none}
  .vside{display:block;position:sticky;top:0;max-height:calc(100dvh - 100px);overflow-y:auto;overscroll-behavior:contain;background:var(--surface);border-radius:var(--r-group);padding:10px 8px;box-shadow:0 0 0 1px var(--hair)}
  .vsec{display:flex;align-items:center;gap:8px;padding:14px 10px 6px;font-size:.75rem;font-weight:600;color:var(--mink, var(--ink-2))}
  .vsec:first-child{padding-top:6px}
  .vside a{display:flex;align-items:baseline;gap:8px;padding:8px 10px;border-radius:10px;color:var(--ink);text-decoration:none;transition:background-color .15s var(--ease)}
  .vside a .pt{font-weight:600}
  .vside a .en{font-size:.8125rem;color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
  .vside a:hover{background:var(--canvas)}
  .vside a[aria-current="page"]{background:var(--cobalt-tint);color:var(--cobalt)}
  .vsplit .back{display:none}
}
.lmark{flex:none;width:22px;height:22px;border-radius:50%;background:var(--ok);color:var(--surface);display:grid;place-items:center}
.lmark svg{width:14px;height:14px;stroke-width:3}
/* sort cards (swipe) */
.sortentry{display:flex;align-items:center;gap:14px;text-decoration:none;color:inherit;padding:14px 16px}
.sortico{width:40px;height:40px;border-radius:12px;background:var(--cobalt-tint);color:var(--cobalt);display:grid;place-items:center;font-size:1.3rem;font-weight:700;flex:none}
.sortcount{display:flex;justify-content:space-between;align-items:baseline;font-variant-numeric:tabular-nums;font-weight:600}
.sortstage{display:grid;place-items:center;padding:8px 0}
.sortcard{--k:0;--m:0;position:relative;width:min(100%,380px);aspect-ratio:4/3;background:var(--surface);border-radius:24px;box-shadow:0 1px 0 var(--hair),0 18px 40px -22px var(--shade);display:grid;place-items:center;align-content:center;gap:10px;padding:24px;text-align:center;touch-action:pan-y;user-select:none;cursor:grab;outline-offset:4px}
.sortcard:active{cursor:grabbing}
.sortpt{font-size:2rem;font-weight:800;line-height:1.15;overflow-wrap:anywhere}
.sorten{font-size:1.125rem;color:var(--ink-2)}
.sortlbl{position:absolute;top:16px;padding:4px 10px;border-radius:999px;font-size:.8125rem;font-weight:700;pointer-events:none}
.sortlbl.known{right:16px;background:var(--ok);color:var(--surface);opacity:var(--k)}
.sortlbl.more{left:16px;background:var(--ink);color:var(--surface);opacity:var(--m)}
.sortbtns{display:grid;grid-template-columns:1fr auto 1fr;gap:10px;align-items:center}
@media (prefers-reduced-motion:reduce){.sortcard{transition:none!important}}
.sortmods{overflow-x:auto;scrollbar-width:none}.sortmods button{flex:1 0 auto;padding-inline:14px;white-space:nowrap}
.mixbtn{all:unset;box-sizing:border-box;cursor:pointer;display:flex;align-items:center;gap:14px;padding:16px;border-radius:var(--r-group);background:var(--surface);box-shadow:0 0 0 1px var(--hair);transition:transform .15s var(--ease)}
.mixbtn:active{transform:scale(.98)}
.mixbtn:focus-visible{outline:2px solid var(--cobalt);outline-offset:3px}
.mixbtn .grow{display:grid;gap:2px}
.mixico{width:44px;height:44px;border-radius:14px;background:var(--cobalt);color:var(--on-cobalt);display:grid;place-items:center;flex:none}
.mixico svg{width:20px;height:20px;fill:currentColor}