/* Sharpen — minimal, white, sky-blue. Restraint over ornament. */

:root{
  --bg:#ffffff;
  --bg-2:#f7f8fa;
  --ink:#0b0d10;
  --ink-2:#5b6169;
  --ink-3:#9aa1aa;
  --line:#e9ebef;
  --line-2:#f1f3f6;
  --sky:#0a84ff;
  --sky-soft:#e8f2ff;
  --sky-deep:#0060df;
  --radius:18px;
  --nav-h:64px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Inter,system-ui,sans-serif;
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;height:100%}
body{
  background:var(--bg);color:var(--ink);font-family:var(--font);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overscroll-behavior-y:none;
}
button,select,input{font-family:inherit;color:inherit}
h1,h2,h3,p{margin:0}

#app{max-width:560px;margin:0 auto;position:relative;min-height:100%}

/* ── views ── */
.view{
  padding-bottom:calc(var(--nav-h) + env(safe-area-inset-bottom));
  animation:viewIn .42s var(--ease-out) both;
}
@keyframes viewIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.view[hidden]{display:none}
.spacer{height:24px}
.pad{padding:0 20px;margin-bottom:16px}

/* ── header ── */
.hd{padding:calc(env(safe-area-inset-top) + 22px) 20px 14px}
.hd-row{display:flex;align-items:flex-end;justify-content:space-between;gap:12px}
.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);font-weight:600}
.title{font-size:34px;letter-spacing:-.03em;font-weight:700;line-height:1.1;margin-top:2px}
.ghost-btn{
  width:38px;height:38px;border:none;background:var(--bg-2);border-radius:12px;
  display:grid;place-items:center;fill:var(--ink-2);cursor:pointer;transition:transform .2s var(--ease),background .2s;
}
.ghost-btn:active{transform:scale(.92);background:var(--line)}
.range-select{
  border:1px solid var(--line);background:#fff;border-radius:10px;padding:7px 10px;
  font-size:13px;font-weight:600;color:var(--ink-2);appearance:none;text-align:center;
}

/* ── edge ring ── */
.edge-block{display:flex;flex-direction:column;align-items:center;padding:10px 20px 22px}
.edge-ring-wrap{position:relative;width:212px;height:212px}
.edge-ring{width:100%;height:100%;transform:rotate(-90deg)}
.ring-track{fill:none;stroke:var(--line-2);stroke-width:10}
.ring-fill{
  fill:none;stroke:url(#g) ;stroke:var(--sky);stroke-width:10;stroke-linecap:round;
  stroke-dasharray:552.9;stroke-dashoffset:552.9;
  transition:stroke-dashoffset 1.1s var(--ease-out), stroke .6s ease;
  filter:drop-shadow(0 3px 10px rgba(10,132,255,.22));
}
.edge-center{position:absolute;inset:0;display:grid;place-content:center;text-align:center}
.edge-value{font-size:60px;font-weight:700;letter-spacing:-.05em;line-height:1;font-variant-numeric:tabular-nums}
.edge-tier{font-size:11px;letter-spacing:.22em;font-weight:700;color:var(--sky);margin-top:8px}
.edge-note{margin-top:16px;color:var(--ink-2);font-size:14px;text-align:center;max-width:300px;line-height:1.5}
.edge-value.bump{animation:bump .5s var(--ease-out)}
@keyframes bump{0%{transform:scale(1)}40%{transform:scale(1.09)}100%{transform:scale(1)}}

/* ── day meter ── */
.day-meter-bar{height:4px;background:var(--line-2);border-radius:99px;overflow:hidden}
.day-meter-bar span{display:block;height:100%;width:0;background:var(--sky);border-radius:99px;transition:width .7s var(--ease-out)}
.day-meter-labels{display:flex;justify-content:space-between;margin-top:9px;font-size:12px;color:var(--ink-3);font-weight:600;letter-spacing:.02em}

/* ── habit rows ── */
.group-label{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);font-weight:700;margin:20px 0 8px}
.row{
  display:flex;align-items:center;gap:14px;padding:14px 16px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);margin-bottom:8px;
  transition:transform .28s var(--ease),border-color .3s,background .3s,opacity .3s;
  cursor:pointer;position:relative;overflow:hidden;
}
.row:active{transform:scale(.985)}
.row.done{background:var(--sky-soft);border-color:transparent}
.row.done .row-name{color:var(--sky-deep)}
.row.done .row-name span{text-decoration:line-through;text-decoration-color:rgba(0,96,223,.35)}
.check{
  width:26px;height:26px;border-radius:50%;border:1.8px solid var(--line);flex:none;
  display:grid;place-items:center;transition:border-color .25s,background .25s,transform .3s var(--ease-out);
}
.row.done .check{background:var(--sky);border-color:var(--sky);transform:scale(1.04)}
.check svg{width:14px;height:14px;fill:none;stroke:#fff;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;
  stroke-dasharray:22;stroke-dashoffset:22;transition:stroke-dashoffset .32s var(--ease-out) .04s}
.row.done .check svg{stroke-dashoffset:0}
.row-main{flex:1;min-width:0}
.row-name{font-size:16px;font-weight:600;letter-spacing:-.01em;display:block}
.row-meta{font-size:12.5px;color:var(--ink-3);margin-top:3px;display:flex;gap:8px;align-items:center}
.dot{width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.4}
.row-streak{font-size:12px;font-weight:700;color:var(--sky);background:var(--sky-soft);padding:3px 8px;border-radius:99px}
.ripple{position:absolute;border-radius:50%;background:rgba(10,132,255,.16);transform:scale(0);animation:rip .6s var(--ease-out) forwards;pointer-events:none}
@keyframes rip{to{transform:scale(2.6);opacity:0}}

/* ── cards ── */
.card{border:1px solid var(--line);border-radius:var(--radius);padding:16px;background:#fff}
.card-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:14px;gap:10px}
.card-head h2{font-size:15px;font-weight:700;letter-spacing:-.01em}
.card-sub{font-size:12px;color:var(--ink-3);font-weight:600;text-align:right}

/* ── grid ── */
.grid-scroll{overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.grid-scroll::-webkit-scrollbar{display:none}
.cal-grid{display:grid;grid-auto-flow:column;grid-template-rows:repeat(7,1fr);gap:3px;min-width:min-content}
.cell{width:11px;height:11px;border-radius:2.5px;background:var(--line-2);transition:transform .18s var(--ease),background .3s}
.cell:active{transform:scale(1.5)}
.cell.lv1{background:#cfe4ff}.cell.lv2{background:#9ccaff}.cell.lv3{background:#4ea3ff}.cell.lv4{background:var(--sky)}
.cell.future{background:transparent}
.cell.today{box-shadow:0 0 0 1.5px var(--ink)}
.legend{display:flex;align-items:center;gap:4px;margin-top:12px;font-size:11px;color:var(--ink-3);font-weight:600;justify-content:flex-end}
.legend i{width:10px;height:10px;border-radius:2.5px;background:var(--line-2);display:block}
.legend i.lv1{background:#cfe4ff}.legend i.lv2{background:#9ccaff}.legend i.lv3{background:#4ea3ff}.legend i.lv4{background:var(--sky)}
.mini-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:9px}
.mini-head h3{font-size:14px;font-weight:650;letter-spacing:-.01em;margin:0}
.mini-head span{font-size:12px;color:var(--ink-3);font-weight:600}
.mini{margin-bottom:18px}

/* ── spark ── */
.spark-wrap{height:90px}
#edgeSpark{width:100%;height:90px;overflow:visible}
#edgeSpark path.line{fill:none;stroke:var(--sky);stroke-width:2;stroke-linejoin:round;stroke-linecap:round;
  stroke-dasharray:2000;stroke-dashoffset:2000;animation:draw 1.4s var(--ease-out) forwards}
@keyframes draw{to{stroke-dashoffset:0}}
#edgeSpark path.area{fill:rgba(10,132,255,.1);stroke:none;opacity:0;animation:fade .8s ease .5s forwards}
@keyframes fade{to{opacity:1}}

/* ── stats ── */
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.stat{border:1px solid var(--line);border-radius:14px;padding:14px 10px;text-align:center}
.stat b{display:block;font-size:26px;font-weight:700;letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.stat span{font-size:11px;color:var(--ink-3);font-weight:600;letter-spacing:.02em}

/* ── balance bars ── */
.bal{margin-bottom:14px}
.bal:last-child{margin-bottom:0}
.bal-top{display:flex;justify-content:space-between;font-size:13px;font-weight:600;margin-bottom:6px}
.bal-top em{font-style:normal;color:var(--ink-3);font-weight:600}
.bal-bar{height:6px;background:var(--line-2);border-radius:99px;overflow:hidden}
.bal-bar i{display:block;height:100%;width:0;background:var(--sky);border-radius:99px;transition:width .9s var(--ease-out)}

/* ── log ── */
.log-day{padding:11px 0;border-bottom:1px solid var(--line-2)}
.log-day:last-child{border-bottom:none}
.log-top{display:flex;justify-content:space-between;align-items:center;font-size:13px}
.log-date{font-weight:650}
.log-score{font-size:12px;font-weight:700;color:var(--sky)}
.log-acts{margin-top:5px;font-size:12.5px;color:var(--ink-2);line-height:1.55}

/* ── practice admin ── */
.adm{display:flex;align-items:center;gap:12px;padding:13px 14px;border:1px solid var(--line);border-radius:14px;margin-bottom:8px;background:#fff}
.adm-main{flex:1;min-width:0}
.adm-main b{font-size:15px;font-weight:600;display:block;letter-spacing:-.01em}
.adm-main span{font-size:12px;color:var(--ink-3)}
.adm-btn{border:none;background:none;color:var(--ink-3);font-size:13px;font-weight:650;padding:6px 8px;cursor:pointer;border-radius:8px}
.adm-btn:active{background:var(--bg-2)}
.adm-btn.danger{color:#ff3b30}
.swatch{width:8px;height:34px;border-radius:99px;background:var(--sky);flex:none;opacity:.85}

/* ── empty ── */
.empty{text-align:center;padding:34px 10px;border:1px dashed var(--line);border-radius:var(--radius)}
.empty-title{font-size:16px;font-weight:650}
.empty-sub{font-size:13.5px;color:var(--ink-3);margin-top:6px;line-height:1.5}
.primary-btn{
  margin-top:16px;border:none;background:var(--ink);color:#fff;font-size:15px;font-weight:600;
  padding:13px 22px;border-radius:13px;cursor:pointer;transition:transform .2s var(--ease),opacity .2s;
}
.primary-btn:active{transform:scale(.97);opacity:.9}
.primary-btn.wide{width:100%;margin-top:0}

/* ── quote ── */
.quote-wrap{padding-top:12px}
.quote{font-size:14px;color:var(--ink-3);text-align:center;line-height:1.6;font-style:italic;letter-spacing:.01em}

/* ── nav ── */
.nav{
  position:fixed;left:0;right:0;bottom:0;height:calc(var(--nav-h) + env(safe-area-inset-bottom));
  padding-bottom:env(safe-area-inset-bottom);
  display:grid;grid-template-columns:repeat(4,1fr);max-width:560px;margin:0 auto;
  background:rgba(255,255,255,.82);backdrop-filter:saturate(180%) blur(22px);-webkit-backdrop-filter:saturate(180%) blur(22px);
  border-top:1px solid var(--line);z-index:40;
}
.nav-ind{
  position:absolute;top:0;height:2px;background:var(--sky);border-radius:99px;
  width:calc(25% - 40px);left:20px;transition:transform .42s var(--ease-out);
}
.nav-btn{
  border:none;background:none;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  color:var(--ink-3);cursor:pointer;transition:color .25s;padding:0;
}
.nav-btn svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;transition:transform .3s var(--ease-out)}
.nav-btn span{font-size:10.5px;font-weight:650;letter-spacing:.01em}
.nav-btn.is-active{color:var(--sky)}
.nav-btn.is-active svg{transform:translateY(-1px) scale(1.06)}
.nav-btn:active svg{transform:scale(.9)}

/* ── sheet ── */
.scrim{position:fixed;inset:0;background:rgba(10,13,16,.28);z-index:50;animation:fadeIn .28s ease both;backdrop-filter:blur(2px)}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.sheet{
  position:fixed;left:0;right:0;bottom:0;z-index:60;background:#fff;border-radius:26px 26px 0 0;
  max-width:560px;margin:0 auto;padding:8px 20px calc(24px + env(safe-area-inset-bottom));
  box-shadow:0 -12px 44px rgba(10,13,16,.14);animation:sheetUp .44s var(--ease-out) both;
  max-height:88vh;overflow-y:auto;
}
@keyframes sheetUp{from{transform:translateY(102%)}to{transform:none}}
.sheet.closing{animation:sheetDown .3s var(--ease) both}
@keyframes sheetDown{to{transform:translateY(102%)}}
.sheet-grab{width:38px;height:4.5px;border-radius:99px;background:var(--line);margin:6px auto 16px}
.sheet h2{font-size:22px;font-weight:700;letter-spacing:-.02em;margin-bottom:16px}
.field{margin-bottom:15px}
.field label{display:block;font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);font-weight:700;margin-bottom:7px}
.field input[type=text]{
  width:100%;border:1px solid var(--line);border-radius:13px;padding:13px 14px;font-size:16px;
  background:var(--bg-2);outline:none;transition:border-color .2s,background .2s;
}
.field input[type=text]:focus{border-color:var(--sky);background:#fff}
.chips{display:flex;flex-wrap:wrap;gap:7px}
.chip{
  border:1px solid var(--line);background:#fff;border-radius:99px;padding:9px 14px;font-size:13.5px;
  font-weight:600;color:var(--ink-2);cursor:pointer;transition:all .2s var(--ease);
}
.chip.on{background:var(--sky);border-color:var(--sky);color:#fff}
.chip:active{transform:scale(.95)}
.chip.day{padding:9px 0;width:40px;text-align:center}
.sheet-actions{display:flex;gap:10px;margin-top:22px}
.sheet-actions button{flex:1;border:none;border-radius:14px;padding:15px;font-size:15.5px;font-weight:650;cursor:pointer;transition:transform .2s var(--ease)}
.sheet-actions button:active{transform:scale(.97)}
.btn-cancel{background:var(--bg-2);color:var(--ink-2)}
.btn-save{background:var(--sky);color:#fff}
.sheet-list button{
  width:100%;text-align:left;border:none;background:none;padding:15px 4px;font-size:16px;font-weight:550;
  border-bottom:1px solid var(--line-2);cursor:pointer;
}
.sheet-list button:last-child{border-bottom:none}
.sheet-list button.danger{color:#ff3b30}
.hint{font-size:12.5px;color:var(--ink-3);line-height:1.55;margin-top:-4px;margin-bottom:14px}

/* ── install steps ── */
.steps{margin:2px 0 4px}
.step{display:flex;gap:12px;align-items:flex-start;padding:11px 0;border-bottom:1px solid var(--line-2)}
.step:last-child{border-bottom:none}
.step b{
  width:23px;height:23px;flex:none;border-radius:50%;background:var(--sky-soft);color:var(--sky-deep);
  font-size:12px;font-weight:700;display:grid;place-items:center;margin-top:1px;
}
.step span{font-size:14px;line-height:1.5;color:var(--ink-2)}
.step span b{display:inline;width:auto;height:auto;background:none;color:var(--ink);font-weight:650;font-size:14px}

/* installed: the app owns the whole screen */
html.standalone body{overscroll-behavior:none}
html.standalone .hd{padding-top:calc(env(safe-area-inset-top) + 14px)}

/* ── toast ── */
.toast{
  position:fixed;left:50%;bottom:calc(var(--nav-h) + 22px + env(safe-area-inset-bottom));transform:translateX(-50%);
  background:var(--ink);color:#fff;font-size:13.5px;font-weight:600;padding:11px 18px;border-radius:99px;z-index:80;
  animation:toastIn .34s var(--ease-out) both;box-shadow:0 8px 26px rgba(10,13,16,.22);white-space:nowrap;
}
@keyframes toastIn{from{opacity:0;transform:translate(-50%,14px)}to{opacity:1;transform:translate(-50%,0)}}
.toast.out{animation:toastOut .28s var(--ease) both}
@keyframes toastOut{to{opacity:0;transform:translate(-50%,10px)}}

@media (prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}