/* ==========================================================================
   Tap Tap — landing + legal site

   The same "Paper Light" language the app wears: warm paper, hairline rules,
   one big serif figure, and a single vermilion accent used for state only.
   Nothing is beveled, nothing glows, nothing is drawn twice.
   ========================================================================== */

:root{
  /* surfaces */
  --paper:#f5f2ec;
  --paper-2:#efeae1;
  --paper-3:#e7e0d4;
  --ink:#1a1613;
  --ink-2:#6f665c;
  --ink-3:#a49a8d;
  --rule:#ddd5c8;
  --rule-2:#c9bfae;
  --acc:#c8441f;
  --acc-2:#a33614;
  --acc-soft:rgba(200,68,31,.10);

  /* type */
  --serif:Georgia,'Noto Serif','Times New Roman',serif;
  --sans:'Roboto','Helvetica Neue',system-ui,-apple-system,'Segoe UI',sans-serif;
  --ls-cap:.18em;

  --col:760px;
  --pad:22px;
  --hair:1px solid var(--rule);
  --hair-strong:1px solid var(--rule-2);
}

*,*::before,*::after{box-sizing:border-box}

html{-webkit-text-size-adjust:100%}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font:16px/1.65 var(--sans);
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;height:auto;display:block}

a{color:var(--acc);text-decoration:none}
a:hover{color:var(--acc-2);text-decoration:underline}
a:focus-visible,button:focus-visible{outline:2px solid var(--acc);outline-offset:3px}

.wrap{max-width:var(--col);margin:0 auto;padding:0 var(--pad)}

/* eyebrow — the letterspaced micro-cap every section label uses */
.cap{
  font-size:11px;
  letter-spacing:var(--ls-cap);
  text-transform:uppercase;
  color:var(--ink-3);
  margin:0 0 10px;
}
.cap b{color:var(--acc);font-weight:600}

/* ---------------------------------------------------------------- masthead */
.masthead{
  border-bottom:var(--hair);
  background:var(--paper);
}
.masthead .wrap{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:14px;
  padding-top:16px;
  padding-bottom:16px;
  flex-wrap:wrap;
}
.brand{
  font-family:var(--serif);
  font-size:19px;
  letter-spacing:.01em;
  color:var(--ink);
}
.brand:hover{text-decoration:none;color:var(--ink)}
.brand span{color:var(--acc)}
.masthead nav{display:flex;gap:18px;font-size:13px}
.masthead nav a{color:var(--ink-2)}
.masthead nav a:hover{color:var(--acc)}
.masthead nav a[aria-current]{color:var(--ink);border-bottom:1px solid var(--acc)}

/* -------------------------------------------------------------------- hero */
.hero{padding:44px 0 34px;border-bottom:var(--hair)}
.hero h1{
  font-family:var(--serif);
  font-weight:400;
  font-size:clamp(30px,6.2vw,46px);
  line-height:1.15;
  letter-spacing:-.01em;
  margin:0 0 16px;
  max-width:19ch;
}
.hero h1 em{font-style:normal;color:var(--acc)}
.hero .lead{
  font-size:17px;
  color:var(--ink-2);
  max-width:56ch;
  margin:0 0 26px;
}

.actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}

.btn{
  display:inline-block;
  background:var(--acc);
  color:#fff;
  border:1px solid var(--acc);
  border-radius:2px;
  padding:13px 22px;
  font-size:15px;
  line-height:1;
  letter-spacing:.02em;
  transition:background .18s ease,border-color .18s ease;
}
.btn:hover{background:var(--acc-2);border-color:var(--acc-2);color:#fff;text-decoration:none}
.btn.ghost{
  background:transparent;
  color:var(--ink);
  border-color:var(--rule-2);
}
.btn.ghost:hover{background:var(--paper-2);color:var(--ink)}

.note-line{font-size:13px;color:var(--ink-3);margin:16px 0 0}

/* ------------------------------------------------------- compliance claims */
.claims{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  border-top:var(--hair);
  border-bottom:var(--hair);
  margin:0;
}
.claims div{
  padding:20px 18px;
  border-left:var(--hair);
}
.claims div:first-child{border-left:0;padding-left:0}
.claims strong{
  display:block;
  font-family:var(--serif);
  font-weight:400;
  font-size:21px;
  margin-bottom:4px;
}
.claims span{font-size:13px;color:var(--ink-2)}

/* ---------------------------------------------------------------- sections */
section{padding:42px 0;border-bottom:var(--hair)}
section:last-of-type{border-bottom:0}
h2{
  font-family:var(--serif);
  font-weight:400;
  font-size:26px;
  line-height:1.25;
  margin:0 0 8px;
}
.sub{color:var(--ink-2);margin:0 0 26px;max-width:58ch}

/* feature list — hairline rows, not cards */
.feats{list-style:none;margin:0;padding:0;border-top:var(--hair)}
.feats li{
  display:grid;
  grid-template-columns:150px 1fr;
  gap:18px;
  padding:13px 0;
  border-bottom:var(--hair);
  font-size:15px;
}
.feats b{
  font-weight:400;
  font-size:11px;
  letter-spacing:var(--ls-cap);
  text-transform:uppercase;
  color:var(--ink-3);
  padding-top:5px;
}
.feats span{color:var(--ink-2)}
.feats span i{font-style:normal;color:var(--ink)}

/* ------------------------------------------------------------- screenshots */
.gallery{
  display:flex;
  gap:16px;
  overflow-x:auto;
  padding:6px 0 18px;
  scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;
}
.gallery figure{
  margin:0;
  flex:0 0 62%;
  max-width:268px;
  scroll-snap-align:start;
}
@media (min-width:760px){ .gallery figure{flex:0 0 222px} }
.gallery img{
  border:var(--hair-strong);
  border-radius:3px;
  background:#fff;
}
.gallery figcaption{
  font-size:12px;
  color:var(--ink-3);
  padding-top:10px;
  line-height:1.5;
}
.gallery figcaption b{
  display:block;
  color:var(--ink);
  font-weight:400;
  font-size:11px;
  letter-spacing:var(--ls-cap);
  text-transform:uppercase;
  margin-bottom:3px;
}

/* ------------------------------------------------------------------ footer */
.site-foot{
  border-top:var(--hair);
  background:var(--paper-2);
  padding:30px 0 40px;
  font-size:13px;
  color:var(--ink-3);
}
.site-foot .row{
  display:flex;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
  margin-bottom:10px;
}
.site-foot a{color:var(--ink-2)}
.site-foot a:hover{color:var(--acc)}

/* ============================================================ legal pages */
.doc{padding:34px 0 0;max-width:70ch}
.doc h1{
  font-family:var(--serif);
  font-weight:400;
  font-size:clamp(26px,5.2vw,34px);
  line-height:1.2;
  letter-spacing:-.01em;
  margin:0 0 10px;
}
.doc code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:.92em;
  background:var(--paper-2);
  border:var(--hair);
  border-radius:2px;
  padding:1px 5px;
  color:var(--ink);
  white-space:nowrap;
}
.doc h2{
  font-size:20px;
  margin:32px 0 8px;
  padding-top:20px;
  border-top:var(--hair);
}
.doc h2:first-child{border-top:0;padding-top:0;margin-top:0}
.doc h3{font-size:16px;margin:22px 0 6px;font-weight:600}
.doc p,.doc li{color:var(--ink-2)}
.doc p{margin:0 0 14px}
.doc ul{margin:0 0 14px;padding-left:20px}
.doc li{margin-bottom:7px}
.doc strong{color:var(--ink);font-weight:600}
.doc .updated{
  font-size:12px;
  letter-spacing:var(--ls-cap);
  text-transform:uppercase;
  color:var(--ink-3);
  border-bottom:var(--hair);
  padding-bottom:20px;
  margin-bottom:26px;
}

.callout{
  border-left:3px solid var(--acc);
  background:var(--acc-soft);
  padding:16px 18px;
  margin:0 0 26px;
}
.callout p{margin:0;color:var(--ink)}
.callout p + p{margin-top:8px}

/* language switch */
.langbar{
  display:flex;
  gap:8px;
  align-items:center;
  padding:18px 0 0;
  border-top:var(--hair);
  margin-top:8px;
}
.langbar button{
  font:inherit;
  font-size:13px;
  color:var(--ink-2);
  background:transparent;
  border:1px solid var(--rule-2);
  border-radius:2px;
  padding:8px 14px;
  cursor:pointer;
}
.langbar button[aria-pressed="true"]{
  color:#fff;
  background:var(--acc);
  border-color:var(--acc);
}
.langbar span{
  font-size:11px;
  letter-spacing:var(--ls-cap);
  text-transform:uppercase;
  color:var(--ink-3);
}

/* ------------------------------------------------------------------ mobile */
@media (max-width:640px){
  .claims{grid-template-columns:1fr}
  .claims div{border-left:0;border-top:var(--hair);padding:16px 0}
  .claims div:first-child{border-top:0}
  .feats li{grid-template-columns:1fr;gap:4px}
  .feats b{padding-top:0}
  .hero{padding:34px 0 28px}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  .gallery{scroll-behavior:auto}
}