/* Nursing Exam Simulator - the home page and the website's legal pages.
   The page is a ward observation chart: cool chart paper with its grid, theatre-green ink for what
   can be pressed, the patient wristband red only where an answer is wrong. One family (Vazirmatn,
   bundled with the app) at a strict scale; the one moving part is the question you can answer. */
@font-face{font-family:"Vazirmatn";src:url("app/fonts/Vazirmatn-wght.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}

:root{--paper:#f4f8f7;--white:#ffffff;--ink:#14232a;--dim:#55676b;--line:#d3dfdb;--teal:#17675a;--teal-d:#0e4a40;--tint:#e4f0ed;
  --right:#1d7a4c;--rightbg:#e3f3ea;--band:#b8322a;--bandbg:#fbe9e7;--amber:#f2c14e;--focus:#0a58ca;
  --grid-minor:rgba(23,103,90,.07);--grid-major:rgba(23,103,90,.13);--wrap:68rem;
  --ink2:#2d3e44;--bar:rgba(255,255,255,.94);--strip:#14232a;--btn:#17675a;--btn-d:#0e4a40;--right-b:#1d7a4c;--band-b:#b8322a;color-scheme:light dark}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--paper);color:var(--ink);font:400 1.0625rem/1.65 "Vazirmatn",system-ui,"Segoe UI",Roboto,sans-serif;overflow-x:hidden}
a{color:var(--teal)}
a:hover{color:var(--teal-d)}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:4px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.small{font-size:.875rem;color:var(--dim);line-height:1.55}
h1,h2,h3{margin:0;line-height:1.15;letter-spacing:-.01em}
h2{font-size:clamp(1.45rem,2.6vw,1.9rem);font-weight:800;margin-bottom:.9rem}
h3{font-size:1rem;font-weight:700}
p{margin:0 0 1rem;max-width:40em}

/* ---------------------------------------------------------------- top bar */
.bar{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:.7rem max(1rem,calc((100vw - var(--wrap))/2));background:var(--bar);border-bottom:1px solid var(--line);backdrop-filter:saturate(1.2) blur(6px)}
.mark{display:flex;align-items:center;gap:.55rem;font-weight:800;color:var(--ink);text-decoration:none;font-size:1.02rem;white-space:nowrap}
.mark svg{width:1.7rem;height:1.7rem;flex:none;background:var(--btn);border-radius:.45rem;padding:.2rem;fill:none;stroke:#fff;stroke-width:6;stroke-linecap:round;stroke-linejoin:round}
.bar nav{display:flex;gap:1.2rem;font-weight:600}
.bar nav a{text-decoration:none;color:var(--ink);padding:.35rem 0}
.bar nav a:hover{color:var(--teal)}

/* ---------------------------------------------------------------- buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:3rem;padding:.7rem 1.35rem;border-radius:.6rem;background:var(--btn);color:#fff;
  font-weight:700;text-decoration:none;border:2px solid var(--btn);white-space:nowrap;transition:background .15s}
.btn:hover{background:var(--btn-d);border-color:var(--btn-d);color:#fff}
.btn.quiet{background:transparent;color:var(--teal);border-color:var(--teal)}
.btn.quiet:hover{background:var(--tint);color:var(--teal-d)}
.cta{display:flex;flex-wrap:wrap;gap:.75rem;margin:1.6rem 0 .8rem}

/* ---------------------------------------------------------------- hero: the chart paper */
.hero{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:clamp(1.5rem,4vw,3.5rem);align-items:start;
  padding:clamp(2.2rem,6vw,4.5rem) max(1rem,calc((100vw - var(--wrap))/2)) clamp(2.5rem,6vw,4.5rem);
  background-color:var(--paper);
  background-image:linear-gradient(var(--grid-major) 1px,transparent 1px),linear-gradient(90deg,var(--grid-major) 1px,transparent 1px),
    linear-gradient(var(--grid-minor) 1px,transparent 1px),linear-gradient(90deg,var(--grid-minor) 1px,transparent 1px);
  background-size:120px 120px,120px 120px,24px 24px,24px 24px;background-position:-1px -1px;border-bottom:1px solid var(--line)}
.hero h1{font-size:clamp(2.1rem,4.7vw,3.45rem);font-weight:800;line-height:1.07;letter-spacing:-.025em;max-width:15ch;margin-bottom:1.2rem}
.lede{font-size:clamp(1.05rem,1.6vw,1.2rem);color:var(--ink2);max-width:34em}

/* the question you can answer */
.chart{margin:0;background:var(--white);border:1px solid var(--line);border-top:6px solid var(--teal);border-radius:.5rem .5rem .75rem .75rem;
  padding:1.15rem 1.25rem 1.3rem;box-shadow:0 18px 40px -24px rgba(14,74,64,.35)}
.chart figcaption{display:flex;justify-content:space-between;gap:1rem;align-items:baseline;font-weight:700;color:var(--teal);margin-bottom:.6rem;font-size:.95rem}
.chart figcaption>span:first-child{white-space:nowrap}
.chart .topic{font-weight:500;color:var(--dim);font-size:.8rem;text-align:end;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}
.stem{font-weight:600;font-size:1.02rem;line-height:1.55;margin-bottom:.9rem}
.opts{list-style:none;margin:0;padding:0;display:grid;gap:.5rem}
.opt{display:flex;gap:.75rem;align-items:flex-start;width:100%;text-align:start;font:inherit;font-size:.95rem;line-height:1.45;color:var(--ink);
  background:var(--paper);border:1.5px solid var(--line);border-radius:.55rem;padding:.65rem .8rem;cursor:pointer;transition:border-color .15s,background .15s}
.opt b{flex:none;width:1.6rem;height:1.6rem;border-radius:50%;display:grid;place-items:center;background:var(--white);border:1.5px solid var(--line);font-size:.8rem}
.opt:hover{border-color:var(--teal)}
.answered .opt{cursor:default}
.answered .opt:hover{border-color:var(--line)}
.opt.right{background:var(--rightbg);border-color:var(--right)}
.opt.right b{background:var(--right-b);border-color:var(--right);color:#fff}
.opt.wrong{background:var(--bandbg);border-color:var(--band)}
.opt.wrong b{background:var(--band-b);border-color:var(--band);color:#fff}
.opt.other{opacity:.6}
.why{margin:.35rem .2rem .2rem 2.6rem;font-size:.88rem;color:var(--ink2);line-height:1.5}
.hook{margin:.9rem 0 .3rem;font-weight:700;color:var(--teal-d)}
.after{font-size:.9rem;color:var(--dim);margin:0}

/* ---------------------------------------------------------------- sections */
main>section:not(.hero){padding:clamp(2.6rem,6vw,4.2rem) max(1rem,calc((100vw - var(--wrap))/2))}
main>section:nth-of-type(odd):not(.hero){background:var(--white)}

/* what is inside: rows of an observation chart */
.obs{margin:0;border-top:2px solid var(--ink)}
.obs div{display:grid;grid-template-columns:13rem minmax(0,1fr);gap:1.5rem;padding:1.05rem 0;border-bottom:1px solid var(--line)}
.obs dt{font-weight:800}
.obs dd{margin:0;max-width:44em;color:var(--ink2)}

.egrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1.5rem;margin-top:1.4rem}
.eg h3{padding-bottom:.45rem;border-bottom:2px solid var(--teal);margin-bottom:.55rem}
.eg ul{list-style:none;margin:0;padding:0}
.eg li{padding:.28rem 0;border-bottom:1px dashed var(--line);font-size:.95rem}

/* prices: a dose table */
.dose{width:100%;max-width:46rem;border-collapse:collapse;margin:1.2rem 0 1.4rem;font-variant-numeric:tabular-nums}
.dose th,.dose td{padding:.95rem .8rem;text-align:start;border-bottom:1px solid var(--line);vertical-align:middle}
.dose thead th{font-size:.82rem;color:var(--dim);font-weight:600;border-bottom:2px solid var(--ink)}
.dose tbody th{font-weight:800;font-size:1.05rem}
.dose .eur{font-weight:800;font-size:1.3rem}
.dose .pd{color:var(--dim);font-size:.9rem}
.dose td:last-child{text-align:end}
.dose tr.best{background:var(--tint)}
.dose tr.best th{box-shadow:inset 4px 0 0 var(--teal)}
.tag{display:inline-block;margin-inline-start:.6rem;padding:.05rem .55rem;border-radius:1rem;background:var(--amber);color:#2b2100;font-size:.75rem;font-weight:700;vertical-align:.15em}
.terms{margin:0;padding-inline-start:1.2rem;color:var(--ink2);max-width:44em}
.terms li{margin:.3rem 0}

.steps ol{list-style:none;margin:1.2rem 0 0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.5rem;counter-reset:s}
.steps li{counter-increment:s;position:relative;padding-top:3.1rem;color:var(--ink2)}
.steps li::before{content:counter(s);position:absolute;top:0;left:0;width:2.3rem;height:2.3rem;border-radius:50%;background:var(--btn);color:#fff;display:grid;place-items:center;font-weight:800}
.steps li b{display:block;color:var(--ink);margin-bottom:.2rem}

.faq details{border-bottom:1px solid var(--line);max-width:46rem}
.faq summary{cursor:pointer;font-weight:700;padding:1rem 2rem 1rem 0;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:.2rem;top:.85rem;font-size:1.3rem;color:var(--teal);font-weight:600}
.faq details[open] summary::after{content:"\2212"}
.faq details p{color:var(--ink2)}

.foot{padding:2rem max(1rem,calc((100vw - var(--wrap))/2)) 2.5rem;border-top:1px solid var(--line);background:var(--paper)}
.foot p{max-width:none;margin:.35rem 0}
.foot a{margin-inline-end:1.1rem}

/* legal pages */
.legal{max-width:46rem;margin:0 auto;padding:2.5rem 1rem 3rem}
.legal h1{font-size:2rem;margin-bottom:.4rem}
.legal h2{font-size:1.15rem;margin:1.8rem 0 .5rem}

/* ---------------------------------------------------------------- narrow screens */
@media (max-width:900px){
  .hero{grid-template-columns:minmax(0,1fr)}
  .hero h1{max-width:18ch}
  .egrid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:640px){
  body{font-size:1rem}
  .bar nav{gap:.9rem}
  .bar nav a[href="#prices"]{display:none}
  .mark{font-size:.95rem}
  .obs div{grid-template-columns:minmax(0,1fr);gap:.25rem}
  .egrid{grid-template-columns:minmax(0,1fr)}
  .steps ol{grid-template-columns:minmax(0,1fr)}
  .cta .btn{flex:1 1 100%}
  .dose thead{display:none}
  .dose,.dose tbody{display:block}
  .dose tr{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:.15rem 1rem;padding:.95rem .8rem;border-bottom:1px solid var(--line)}
  .dose th,.dose td{padding:0;border:0}
  .dose .eur{text-align:end}
  .dose td:last-child{grid-column:1/-1;margin-top:.6rem}
  .dose td:last-child .btn{width:100%}
  .dose tr.best th{box-shadow:none}
  .dose tr.best{box-shadow:inset 4px 0 0 var(--teal)}
  .why{margin-left:.2rem}
}

/* tables of sources (attribution page) */
table.src{border-collapse:collapse;width:100%;max-width:60rem;margin:.6rem 0 1.5rem;font-size:.92rem}
table.src th,table.src td{text-align:start;padding:.45rem .6rem;border-bottom:1px solid var(--line);vertical-align:top}
table.src th{color:var(--dim);font-weight:700}

/* P2-07 (2026-10-16): the HiddenWay strip above the page, page cross-fade, and the answer moments.
   Transform and opacity only, 150-400 ms ease-out; reduced motion = opacity only. Shared JS: app/hw/ (from factory/08-Website/design). */
@view-transition{navigation:auto}
::view-transition-group(*){animation-duration:.4s;animation-timing-function:cubic-bezier(.2,.7,.2,1)}
.hwstrip{background:var(--strip);color:#e9f1ef;font-size:.84rem}
.hwstrip-in{max-width:var(--wrap);margin:0 auto;padding:.3rem 1.25rem;display:flex;align-items:center;gap:1rem;min-height:2.6rem}
.hwstrip a{color:#e9f1ef;text-decoration:none}
.hwstrip a:hover{color:#fff;text-decoration:underline}
.hw-logo{font-weight:800;letter-spacing:.01em}
.hwstrip nav{display:flex;gap:1rem;flex:1;min-width:0;overflow-x:auto;scrollbar-width:none}
.hwstrip nav a{white-space:nowrap;padding:.35rem 0}
.hw-snd{flex:none;display:grid;place-items:center;width:2.25rem;height:2.25rem;border-radius:50%;border:1px solid #ffffff40;background:transparent;color:#e9f1ef;cursor:pointer;padding:0}
.hw-snd svg{width:1.1rem;height:1.1rem}
.hw-snd[aria-pressed="true"]{border-color:var(--amber);color:var(--amber)}
.hw-snd .on{display:none}.hw-snd[aria-pressed="true"] .on{display:inline}.hw-snd[aria-pressed="true"] .off{display:none}
.hw-snd[hidden]{display:none}
.opt.right,.opt.wrong{animation:hw-opt .28s cubic-bezier(.2,.7,.2,1) both}
.opt.other{transition:opacity .28s cubic-bezier(.2,.7,.2,1)}
.why:not([hidden]){animation:hw-why .28s cubic-bezier(.2,.7,.2,1) both}
@keyframes hw-opt{from{opacity:.55;transform:scale(.985)}}
@keyframes hw-why{from{opacity:0;transform:translateY(-6px)}}
@media (max-width:640px){.hwstrip-in{padding:.25rem 1rem;gap:.8rem}.hwstrip nav{gap:.8rem}}
@media (prefers-reduced-motion:reduce){
  @keyframes hw-opt{from{opacity:.55}}
  @keyframes hw-why{from{opacity:0}}
  ::view-transition-group(*){animation-duration:0s}
}

/* ---------------------------------------------------------------- dark (launch gate 2026-10-16): the same tokens, night ward */
@media (prefers-color-scheme:dark){
  :root{--paper:#0e1a19;--white:#142320;--ink:#e6efed;--ink2:#c8d6d3;--dim:#9fb2ae;--line:#2b3f3b;--teal:#5ccdb9;--teal-d:#8fe0d0;--tint:#173229;
    --right:#4cc383;--rightbg:#13301f;--band:#ff8f85;--bandbg:#3a1b19;--focus:#8ab8ff;
    --grid-minor:rgba(92,205,185,.07);--grid-major:rgba(92,205,185,.13);--bar:rgba(14,26,25,.94);--strip:#09110f}
  .tag{background:var(--amber);color:#2b2100}
}