/* Layout: one narrow column, phone first. Sidi Bou Said palette: cobalt on whitewash, with a rose for the partner. */
:root{
  --bg:#F2F5FB; --surface:#FFFFFF; --soft:#E5ECFA; --ink:#0E2148; --muted:#58698D; --line:#D5DEF0;
  --blue:#1F4FA3; --on-blue:#FFFFFF; --rose:#D9435F; --ok:#1B8A5F; --okbg:#DCF3E9; --bad:#C4382A; --badbg:#FBE2DE;
  --display:"Young Serif","Iowan Old Style",Georgia,serif; --body:"Figtree",system-ui,-apple-system,"Segoe UI",sans-serif;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0A1429; --surface:#121F3E; --soft:#1A2B52; --ink:#EAF0FF; --muted:#9BABD1; --line:#26375F;
  --blue:#7AA3FF; --on-blue:#0A1429; --rose:#FF8196; --ok:#58D8A2; --okbg:#10382C; --bad:#FF8C7C; --badbg:#3D1D1A; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0A1429; --surface:#121F3E; --soft:#1A2B52; --ink:#EAF0FF; --muted:#9BABD1; --line:#26375F;
  --blue:#7AA3FF; --on-blue:#0A1429; --rose:#FF8196; --ok:#58D8A2; --okbg:#10382C; --bad:#FF8C7C; --badbg:#3D1D1A; color-scheme:dark}
*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font:16px/1.45 var(--body);padding-inline:16px;padding-block:20px 32px;min-height:100%}
#app{max-width:30rem;margin-inline:auto;display:flex;flex-direction:column;gap:16px}
h1,h2,h3{font-family:var(--display);font-weight:400;margin:0;text-wrap:balance}
p{margin:0}
button,input,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--blue);outline-offset:2px}
.brand{display:flex;align-items:center;gap:10px}
.arch{width:26px;height:34px;border:3px solid var(--blue);border-radius:13px 13px 3px 3px;position:relative;flex:none}
.arch::after{content:"";position:absolute;inset:auto 5px 4px 5px;height:10px;background:var(--rose);border-radius:5px 5px 0 0}
.brand b{font-family:var(--display);font-weight:400;font-size:1.35rem}
.hero h1{font-size:2.1rem;line-height:1.1}
.hero p{color:var(--muted);margin-top:8px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:18px;display:flex;flex-direction:column;gap:14px}
.how{list-style:none;margin:0;padding:0;display:grid;gap:10px;color:var(--muted);font-size:.95rem}
.how li{display:grid;grid-template-columns:1.6rem 1fr;gap:8px}
.how b{color:var(--blue);font-variant-numeric:tabular-nums}
label{font-size:.85rem;font-weight:600;color:var(--muted);letter-spacing:.02em}
input[type=text],textarea{width:100%;background:var(--bg);border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;min-width:0}
textarea{min-height:7.5rem;resize:vertical}
.code-in{text-transform:uppercase;letter-spacing:.3em;text-align:center;font-weight:700}
.btn{border:0;border-radius:14px;padding:14px 18px;font-weight:700;cursor:pointer;background:var(--blue);color:var(--on-blue);width:100%}
.btn.alt{background:var(--soft);color:var(--ink)}
.btn.line{background:transparent;border:1.5px solid var(--line);color:var(--ink)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.row{display:flex;gap:10px}
.row>*{flex:1;min-width:0}
.or{text-align:center;color:var(--muted);font-size:.85rem}
.err{background:var(--badbg);color:var(--bad);border-radius:12px;padding:10px 14px;font-weight:600;font-size:.92rem}
.note{color:var(--muted);font-size:.88rem}
.topbar{display:flex;justify-content:space-between;align-items:center;gap:10px}
.pill{font-size:.8rem;font-weight:700;border-radius:99px;padding:5px 12px;background:var(--soft);font-variant-numeric:tabular-nums}
.meter{height:6px;border-radius:9px;background:var(--soft);overflow:hidden}
.meter i{display:block;height:100%;background:var(--blue);border-radius:9px}
.chip{align-self:flex-start;font-size:.75rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--blue);background:var(--soft);border-radius:99px;padding:4px 10px}
.chip.love{color:var(--rose)}
.q{font-family:var(--display);font-size:1.4rem;line-height:1.25;text-wrap:balance}
.hint{color:var(--muted);font-size:.9rem}
.dots{display:grid;grid-template-columns:repeat(10,1fr);gap:6px}
.dots button{aspect-ratio:1;min-width:0;border-radius:50%;border:1.5px solid var(--line);background:transparent;padding:0;font-size:.68rem;font-weight:700;color:var(--muted);cursor:pointer;font-variant-numeric:tabular-nums}
.dots button.done{background:var(--soft);color:var(--ink)}
.dots button.ok{background:var(--okbg);border-color:var(--ok);color:var(--ok)}
.dots button.ko{background:var(--badbg);border-color:var(--bad);color:var(--bad)}
.dots button.cur{border-color:var(--blue);box-shadow:0 0 0 2px var(--blue)}
.quote{background:var(--bg);border-left:4px solid var(--rose);border-radius:4px 12px 12px 4px;padding:12px 14px;white-space:pre-wrap;overflow-wrap:anywhere}
.quote small{display:block;color:var(--muted);font-weight:600;margin-bottom:4px}
.expected{background:var(--okbg);color:var(--ok);border-radius:12px;padding:12px 14px;font-weight:700}
.expected small{display:block;font-weight:600;opacity:.85;margin-bottom:2px}
.verdict .btn{padding:16px}
.verdict .yes{background:var(--ok);color:var(--on-blue)}
.verdict .no{background:var(--bad);color:var(--on-blue)}
.verdict .btn:not(.on){background:var(--soft);color:var(--ink)}
.code{font-family:var(--display);font-size:3rem;letter-spacing:.18em;text-align:center;padding-left:.18em;color:var(--blue)}
.pulse{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--rose);margin-right:8px;animation:p 1.2s ease-in-out infinite}
@keyframes p{50%{opacity:.25}}
@media (prefers-reduced-motion:reduce){.pulse{animation:none}}
.scores{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.score{background:var(--bg);border-radius:16px;padding:14px;text-align:center;border:1.5px solid var(--line)}
.score.win{border-color:var(--blue)}
.score .n{font-family:var(--display);font-size:2.6rem;line-height:1;font-variant-numeric:tabular-nums}
.score .n small{font-size:1rem;color:var(--muted)}
.score .who{font-size:.82rem;font-weight:700;color:var(--muted);overflow-wrap:anywhere}
.tabs{display:grid;grid-template-columns:1fr 1fr;gap:6px;background:var(--soft);border-radius:12px;padding:4px}
.tabs button{border:0;background:transparent;border-radius:9px;padding:10px 6px;font-weight:700;color:var(--muted);cursor:pointer;min-width:0}
.tabs button.on{background:var(--surface);color:var(--ink)}
.rec{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.rec li{display:grid;grid-template-columns:1.5rem 1fr;gap:10px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.rec li:last-child{border:0}
.mark{font-weight:800;font-size:1.1rem}
.mark.ok{color:var(--ok)}.mark.ko{color:var(--bad)}
.rec .qt{font-weight:600;font-size:.92rem}
.rec .at{color:var(--muted);font-size:.9rem;white-space:pre-wrap;overflow-wrap:anywhere}
.rec .kt{color:var(--ok);font-size:.85rem;font-weight:600}
.rec>li>div{min-width:0}
.fine{align-self:center;background:none;border:0;color:var(--muted);text-decoration:underline;cursor:pointer;padding:6px}
.share{display:grid;gap:10px}
html,body{height:auto}

/* --- UX pass --- */
.btn{min-height:48px;transition:transform .12s var(--ease),opacity .15s}
.btn:active:not(:disabled){transform:scale(.98)}
.btn.yes.on,.btn.no.on{box-shadow:0 0 0 3px var(--surface),0 0 0 5px currentColor}
:root{--ease:cubic-bezier(.16,1,.3,1)}
.stepper{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:8px;font-size:.78rem;font-weight:700;color:var(--muted)}
.stepper li{display:flex;flex-direction:column;gap:6px;min-width:0}
.stepper i{display:block;height:4px;border-radius:4px;background:var(--line)}
.stepper .done{color:var(--ink)}.stepper .done i{background:var(--blue)}
.stepper .cur{color:var(--blue)}.stepper .cur i{background:var(--blue);opacity:.55}
.partner{display:flex;align-items:center;color:var(--muted);font-size:.88rem;font-variant-numeric:tabular-nums;margin-top:-4px}
.partner .pulse{width:8px;height:8px}
.qcard{animation:cardin .28s var(--ease)}
@keyframes cardin{from{opacity:0;transform:translateX(14px)}to{opacity:1;transform:none}}
.offline{position:fixed;left:0;right:0;top:0;padding:10px 16px;padding-top:calc(10px + env(safe-area-inset-top,0px));background:var(--bad);color:var(--on-blue);font-weight:700;font-size:.88rem;text-align:center;z-index:10}
.fine.armed{color:var(--bad);font-weight:700}
.stack{display:flex;flex-direction:column;gap:10px}
.toggle{align-self:flex-start;border:1.5px solid var(--line);background:transparent;border-radius:99px;padding:8px 14px;font-size:.85rem;font-weight:700;color:var(--muted);cursor:pointer;min-height:40px}
.toggle.on{background:var(--badbg);border-color:var(--bad);color:var(--bad)}
.invite{border-color:var(--rose);gap:10px}
.score{animation:pop .5s var(--ease) both}
.score+.score{animation-delay:.12s}
@keyframes pop{from{opacity:0;transform:scale(.92)}to{opacity:1;transform:none}}
.mark{min-width:1.5rem}
@media (prefers-reduced-motion:reduce){.qcard,.score{animation:none}.btn{transition:none}}
@media (min-width:600px){body{padding-block:40px}}

.how.card{padding:18px;margin:0}