/* Mirrors the iOS Theme (Theme.swift) and the web app's styles.css: dark, glass, neon. */
:root { --bg:#04050a; --glass:rgba(255,255,255,.055); --glass-hi:rgba(255,255,255,.09); --stroke:rgba(255,255,255,.11);
  --text:#f3f6ff; --muted:rgba(228,235,255,.56); --faint:rgba(228,235,255,.32); --cyan:#22e5ff; --magenta:#ff3df2;
  --lime:#7cff6b; --amber:#ffb547; --danger:#ff4d6d; --glow:color-mix(in srgb,var(--cyan) 55%,transparent); --r:24px; color-scheme:dark; }
* { box-sizing:border-box; -webkit-tap-highlight-color:transparent; }
html,body { margin:0; background:var(--bg); color:var(--text); }
body { font:16px/1.4 -apple-system,BlinkMacSystemFont,"SF Pro Text",system-ui,sans-serif; -webkit-font-smoothing:antialiased; min-height:100dvh; }
.bg { position:fixed; inset:-20%; z-index:-1; pointer-events:none;
  background: radial-gradient(40% 30% at 20% 10%, rgba(34,229,255,.16), transparent 70%),
              radial-gradient(35% 30% at 85% 30%, rgba(255,61,242,.12), transparent 70%),
              radial-gradient(40% 35% at 50% 95%, rgba(124,255,107,.07), transparent 70%), var(--bg); }
.top { position:sticky; top:0; z-index:5; display:flex; align-items:baseline; gap:10px; padding:calc(env(safe-area-inset-top,0px) + 12px) 20px 10px;
  background:rgba(4,5,10,.55); -webkit-backdrop-filter:blur(20px) saturate(160%); backdrop-filter:blur(20px) saturate(160%); border-bottom:1px solid var(--stroke); }
.top h1 { margin:0; font-size:22px; font-weight:800; letter-spacing:-.02em; }
.top .dot { color:var(--cyan); text-shadow:0 0 12px var(--glow); }
.top .sub { color:var(--muted); font-weight:600; }
main { max-width:560px; margin:0 auto; padding:14px 16px calc(env(safe-area-inset-bottom,0px) + 40px); }
.card { background:var(--glass); border:1px solid var(--stroke); border-radius:var(--r); -webkit-backdrop-filter:blur(24px) saturate(150%); backdrop-filter:blur(24px) saturate(150%);
  box-shadow:0 1px 0 rgba(255,255,255,.06) inset, 0 10px 30px rgba(0,0,0,.35); }
.card, .sh, .foot { animation:rise .55s cubic-bezier(.2,.8,.2,1) both; animation-delay:calc(var(--i,0) * 60ms); }
@keyframes rise { from { opacity:0; transform:translateY(14px) scale(.985); } to { opacity:1; transform:none; } }
.sh { margin:22px 6px 8px; font-size:13px; text-transform:uppercase; letter-spacing:.08em; color:var(--muted); font-weight:700; }
.hero { text-align:center; padding:20px 14px 14px; transition:box-shadow .4s; }
.hero.pulse { animation:pulse .7s ease-out; }
@keyframes pulse { 0% { box-shadow:0 0 0 rgba(34,229,255,0), 0 10px 30px rgba(0,0,0,.35); } 35% { box-shadow:0 0 36px rgba(34,229,255,.38), 0 10px 30px rgba(0,0,0,.35); } 100% { box-shadow:0 0 0 rgba(34,229,255,0), 0 10px 30px rgba(0,0,0,.35); } }
.big { display:flex; justify-content:center; align-items:baseline; gap:6px; }
#units { font:700 76px/1 ui-rounded,"SF Pro Rounded",-apple-system,system-ui,sans-serif; font-variant-numeric:tabular-nums; text-shadow:0 0 18px rgba(34,229,255,.35); }
.big .u { font-size:22px; font-weight:600; color:var(--muted); }
.line { color:var(--muted); font-size:15px; margin-top:8px; }
.syrwrap { margin:10px 6px 0; }
.syr { width:100%; height:96px; display:block; overflow:visible; }
.syr .barrel { fill:none; stroke:var(--text); stroke-width:1.5; }
.syr .needle { stroke:var(--muted); stroke-width:1.2; } .syr .hub, .syr .flange { fill:var(--muted); }
.syr .rod { stroke:var(--muted); stroke-width:3; } .syr .stopper { fill:var(--text); }
.syr .tick { stroke:rgba(243,246,255,.8); stroke-width:.7; } .syr .tick.major { stroke-width:1.2; }
.syr .tlabel { fill:var(--muted); font:500 10px -apple-system,system-ui,sans-serif; text-anchor:middle; font-variant-numeric:tabular-nums; }
.syr .liquid { filter:drop-shadow(0 0 6px rgba(34,229,255,.55)); }
.syr .meniscus { fill:rgba(160,245,255,.55); transition:opacity .2s; }
.syr .shimmer { animation:shim 2.6s ease-in-out infinite; }
@keyframes shim { from { transform:translateX(0); } to { transform:translateX(360px); } }
.syr.over .liquid { fill:rgba(255,77,109,.45); filter:drop-shadow(0 0 6px rgba(255,77,109,.6)); }
.list { padding:2px 0; }
.row { display:flex; align-items:center; gap:10px; min-height:50px; padding:8px 16px; border-top:1px solid var(--stroke); }
.row:first-child { border-top:0; }
.row > span { flex:1; }
.row b { font-weight:500; color:var(--muted); font-variant-numeric:tabular-nums; }
.row em { font-style:normal; color:var(--muted); }
input, select { font:inherit; color:var(--text); background:transparent; border:0; outline:0; }
.row input:not(.amt):not(.txt):not([type=checkbox]):not([type=date]) { width:110px; text-align:right; font-variant-numeric:tabular-nums; }
.txt { text-align:right; width:60%; } .txt::placeholder { color:var(--faint); }
.amt { flex:1; font-size:20px; font-variant-numeric:tabular-nums; min-width:0; }
input[type=date] { color-scheme:dark; text-align:right; }
select { text-align:right; max-width:62%; color:var(--muted); appearance:none; padding-right:4px; }
select option { background:#0b0d16; }
.seg { display:flex; width:120px; padding:2px; border-radius:9px; background:rgba(118,118,128,.24); }
.seg button { flex:1; border:0; padding:6px 0; border-radius:7px; background:transparent; color:var(--text); font:600 13px -apple-system,system-ui,sans-serif; transition:background .25s, box-shadow .25s; }
.seg button.on { background:rgba(255,255,255,.18); box-shadow:0 0 12px rgba(34,229,255,.25); }
.sw { appearance:none; width:51px; height:31px; border-radius:16px; background:rgba(120,120,128,.32); position:relative; transition:background .25s; flex:none; }
.sw::after { content:""; position:absolute; top:2px; left:2px; width:27px; height:27px; border-radius:50%; background:#fff; transition:transform .3s cubic-bezier(.3,1.4,.5,1); }
.sw:checked { background:var(--cyan); box-shadow:0 0 14px var(--glow); } .sw:checked::after { transform:translateX(20px); }
.warn { font-size:15px; } .warn.danger { color:var(--danger); } .warn.warn { color:var(--amber); } .warn.info { color:#7ab8ff; }
.btns { display:flex; gap:10px; justify-content:center; flex-wrap:wrap; }
.btn { display:inline-flex; align-items:center; justify-content:center; padding:13px 22px; border-radius:16px; border:1px solid rgba(34,229,255,.55);
  background:rgba(34,229,255,.14); color:var(--text); font:600 16px -apple-system,system-ui,sans-serif; text-decoration:none; cursor:pointer;
  box-shadow:0 0 12px rgba(34,229,255,.35), 0 0 24px rgba(34,229,255,.15); transition:transform .18s cubic-bezier(.3,1.5,.5,1), box-shadow .18s; }
.btn:active { transform:scale(.95); box-shadow:0 0 4px rgba(34,229,255,.5); }
.btn.ghost { background:var(--glass-hi); border-color:var(--stroke); box-shadow:none; }
.out { padding:6px 16px 16px; text-align:center; border-top:1px solid var(--stroke); }
.out img { width:220px; height:220px; image-rendering:pixelated; border-radius:18px; margin:12px auto; display:block; background:#fff; padding:8px; }
.out.reveal img { animation:qr .6s cubic-bezier(.2,1.3,.4,1) both; }
@keyframes qr { from { opacity:0; transform:scale(.82); box-shadow:0 0 0 rgba(34,229,255,0); } 60% { box-shadow:0 0 40px rgba(34,229,255,.55); } to { opacity:1; transform:none; box-shadow:0 0 22px rgba(34,229,255,.3); } }
.fine { color:var(--faint); font-size:13px; padding:0 16px; } .bad { color:var(--danger); }
.foot { margin-top:22px; }
.lock { position:fixed; inset:0; z-index:10; display:grid; place-items:center; background:rgba(4,5,10,.7); -webkit-backdrop-filter:blur(14px); backdrop-filter:blur(14px); padding:20px; }
.lockcard { padding:24px; text-align:center; max-width:360px; } .lockcard h2 { margin:0 0 6px; text-shadow:0 0 14px var(--glow); }
.lockcard .txt { width:100%; text-align:center; border-bottom:1px solid var(--stroke); padding:8px; }
[hidden] { display:none !important; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation:none !important; transition:none !important; } }
/* mode switch (glass segmented, animated thumb) */
.modes { position:relative; display:flex; padding:4px; border-radius:16px; margin-bottom:14px; }
.modes a { position:relative; z-index:1; flex:1; text-align:center; padding:10px 0; color:var(--muted); font-weight:700; text-decoration:none; border-radius:12px; transition:color .3s; }
.modes a[aria-selected=true] { color:var(--text); }
.modes .thumb { position:absolute; top:4px; bottom:4px; left:4px; width:calc(50% - 4px); border-radius:12px; background:rgba(255,255,255,.14);
  border:1px solid rgba(34,229,255,.45); box-shadow:0 0 16px rgba(34,229,255,.35), inset 0 1px 0 rgba(255,255,255,.12); transition:transform .45s cubic-bezier(.3,1.35,.5,1), border-color .3s, box-shadow .3s; }
.modes[data-mode=pin] .thumb { transform:translateX(100%); border-color:rgba(255,61,242,.5); box-shadow:0 0 16px rgba(255,61,242,.35), inset 0 1px 0 rgba(255,255,255,.12); }
.mode.enter > * { animation:rise .45s cubic-bezier(.2,.8,.2,1) both; }
.mode.enter > *:nth-child(2) { animation-delay:40ms; } .mode.enter > *:nth-child(3) { animation-delay:80ms; } .mode.enter > *:nth-child(n+4) { animation-delay:120ms; }
/* vial hero */
.vhero { display:flex; align-items:center; justify-content:center; gap:14px; }
.vialwrap { width:120px; flex:none; }
.vial { width:120px; height:170px; display:block; overflow:visible; }
.vial .vcap { fill:var(--magenta); filter:drop-shadow(0 0 8px rgba(255,61,242,.5)); }
.vial .vcrimp { fill:rgba(220,225,240,.55); }
.vial .vneck, .vial .vbody { fill:rgba(255,255,255,.05); stroke:rgba(243,246,255,.75); stroke-width:1.4; }
.vial .vgloss { fill:rgba(255,255,255,.16); }
.vial .vliquid { filter:drop-shadow(0 0 8px rgba(34,229,255,.5)); }
.vial .vsurf { fill:rgba(170,248,255,.6); transition:opacity .2s; }
.vial .vshimmer { animation:vshim 3s ease-in-out infinite; }
@keyframes vshim { from { transform:translateX(0); } to { transform:translateX(140px); } }
.vial .vtick { stroke:rgba(243,246,255,.55); stroke-width:1; } .vial .vtl { fill:var(--muted); font:500 9px -apple-system,system-ui,sans-serif; }
.vial.overfill .vliquid { fill:rgba(255,77,109,.55); }
.vnums { text-align:left; } .vnums .line { margin-top:4px; }
.big.sm #conc { font:700 54px/1 ui-rounded,"SF Pro Rounded",-apple-system,system-ui,sans-serif; font-variant-numeric:tabular-nums; text-shadow:0 0 18px rgba(34,229,255,.35); }
.big.sm { justify-content:flex-start; flex-wrap:wrap; }
/* pin */
.carry { margin-top:12px; }
.carryrow { background:rgba(34,229,255,.08); color:var(--text); font-size:15px; }
.link { background:none; border:0; color:var(--cyan); font:600 15px -apple-system,system-ui,sans-serif; cursor:pointer; }
.expander { width:100%; background:none; border:0; border-top:1px solid var(--stroke); color:var(--cyan); font:500 15px -apple-system,system-ui,sans-serif; text-align:left; cursor:pointer; }
.expander .chev { font-style:normal; transition:transform .3s cubic-bezier(.3,1.4,.5,1); }
.expander[aria-expanded=true] .chev { transform:rotate(90deg); }
.collapse.open { animation:drop .35s cubic-bezier(.2,.8,.2,1) both; }
@keyframes drop { from { opacity:0; transform:translateY(-6px); } to { opacity:1; transform:none; } }
.btn.mag { border-color:rgba(255,61,242,.55); background:rgba(255,61,242,.14); box-shadow:0 0 12px rgba(255,61,242,.35), 0 0 24px rgba(255,61,242,.15); }
.row label, label.row { cursor:text; }
@media (prefers-reduced-motion: reduce) { .modes .thumb { transition:none; } }
/* compound autocomplete */
.acrow { position:relative; z-index:3; }
.acrow > label { flex:1; }
.ac { position:absolute; left:8px; right:8px; top:calc(100% + 6px); margin:0; padding:6px; list-style:none; max-height:320px; overflow-y:auto; -webkit-overflow-scrolling:touch;
  border-radius:18px; background:#0c0f1a; border:1px solid rgba(34,229,255,.35); -webkit-backdrop-filter:blur(24px) saturate(160%); backdrop-filter:blur(24px) saturate(160%);
  box-shadow:0 0 22px rgba(34,229,255,.22), 0 18px 40px rgba(0,0,0,.55); opacity:0; transform:translateY(-6px) scale(.98); transform-origin:top center;
  transition:opacity .16s ease, transform .22s cubic-bezier(.3,1.3,.5,1); }
.ac.show { opacity:1; transform:none; }
.ac li { display:flex; justify-content:space-between; gap:10px; align-items:center; padding:11px 12px; border-radius:12px; cursor:pointer; min-height:44px; transition:background .15s; }
.ac li[aria-selected=true], .ac li:hover { background:rgba(34,229,255,.14); box-shadow:inset 0 0 0 1px rgba(34,229,255,.35); }
.ac .acn { font-weight:600; } .ac .ach { color:var(--muted); font-size:13px; font-variant-numeric:tabular-nums; white-space:nowrap; }
.hlhint { color:var(--cyan); font-size:14px; min-height:40px; }
.note { padding:8px 16px 12px; margin:0; }
.card.pulse { animation:pulse .7s ease-out; }
.vial .vtick.minor { stroke-opacity:.35; }
.card.list.acwrap { position:relative; z-index:3; }
/* public page */
.brandlink { color:var(--text); text-decoration:none; } .brandname { font-size:22px; font-weight:800; letter-spacing:-.02em; }
.intro { padding:6px 4px 14px; animation:rise .55s cubic-bezier(.2,.8,.2,1) both; }
.intro h1 { margin:6px 0 4px; font-size:30px; letter-spacing:-.02em; text-shadow:0 0 22px rgba(34,229,255,.3); }
.intro .tag { margin:0 0 8px; color:var(--cyan); font-weight:700; }
.intro .fine { padding:0; }
.cta { margin-top:14px; padding:14px 16px; text-align:center; } .cta p { margin:0 0 10px; color:var(--text); font-size:15px; }
.below { margin-top:22px; padding:16px; } .below p { margin:0 0 12px; font-size:15px; color:var(--text); }
/* autocomplete on iOS: above sibling glass cards, flips up when the keyboard leaves no room */
.card.list.acwrap { position:relative; z-index:30; overflow:visible; }
.acrow .ac { z-index:40; }
.ac.up { top:auto; bottom:calc(100% + 6px); transform-origin:bottom center; }
.ac:not(.show).up { transform:translateY(6px) scale(.98); }
.ac li { -webkit-user-select:none; user-select:none; touch-action:manipulation; }
.hlhint b { color:var(--cyan); font-weight:500; }
.topnav { margin-left:auto; display:flex; gap:14px; } .topnav a { color:var(--muted); text-decoration:none; font-weight:600; font-size:15px; padding:6px 0; }
.topnav a[aria-current] { color:var(--text); text-shadow:0 0 10px rgba(34,229,255,.4); }