:root{
  --k19-ink:#2c190f;
  --k19-ink-soft:#55372a;
  --k19-paper:#fbf6ef;
  --k19-paper-deep:#f0dfd0;
  --k19-copper:#b86b45;
  --k19-copper-dark:#85472d;
  --k19-line:rgba(44,25,15,.13);
  --k19-muted:rgba(44,25,15,.70);
  --k19-shadow:0 26px 78px rgba(73,39,22,.10);
}

.k19-main{
  color:var(--k19-ink);
  background:
    radial-gradient(
      circle at 93% 2%,
      rgba(184,107,69,.12),
      transparent 31rem
    ),
    var(--k19-paper);
}

.k19-shell{
  width:min(1160px,calc(100% - 36px));
  margin-inline:auto;
}

.k19-hero{
  padding:
    clamp(4.5rem,9vw,8rem)
    0
    clamp(3.8rem,7vw,6.5rem);
  border-bottom:1px solid var(--k19-line);
}

.k19-hero-grid{
  display:grid;
  grid-template-columns:
    minmax(0,1.4fr)
    minmax(270px,.6fr);
  gap:clamp(2rem,6vw,6rem);
  align-items:end;
}

.k19-kicker{
  margin:0 0 1.2rem;
  color:var(--k19-copper);
  font-size:.75rem;
  font-weight:900;
  letter-spacing:.13em;
  text-transform:uppercase;
}

.k19-title{
  max-width:15ch;
  margin:0;
  color:var(--k19-ink);
  font-family:Georgia,"Times New Roman",serif;
  font-size:clamp(3rem,7.1vw,6.8rem);
  font-weight:500;
  line-height:.96;
  letter-spacing:-.052em;
  text-wrap:balance;
}

.k19-subtitle{
  max-width:760px;
  margin:1.6rem 0 0;
  color:var(--k19-muted);
  font-size:clamp(1.02rem,1.4vw,1.2rem);
  line-height:1.78;
  text-wrap:pretty;
}

.k19-signal{
  padding:clamp(1.5rem,3vw,2.3rem);
  border:1px solid rgba(255,255,255,.06);
  border-radius:32px;
  background:
    linear-gradient(
      145deg,
      #3d2318,
      #24130c
    );
  color:#fff8f3;
  box-shadow:var(--k19-shadow);
}

.k19-signal small{
  display:block;
  color:#dc9976;
  font-weight:900;
  letter-spacing:.11em;
}

.k19-signal strong{
  display:block;
  margin-top:.9rem;
  font-family:Georgia,"Times New Roman",serif;
  font-size:clamp(1.55rem,3vw,2.55rem);
  font-weight:500;
  line-height:1.1;
}

.k19-language{
  display:flex;
  gap:.65rem;
  flex-wrap:wrap;
  margin-top:1.25rem;
}

.k19-language a{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  padding:.55rem .78rem;
  border:1px solid rgba(255,255,255,.14);
  border-radius:999px;
  color:#fff8f3;
  text-decoration:none;
  font-size:.8rem;
  font-weight:800;
}

.k19-content{
  padding:clamp(4.6rem,8vw,8rem) 0;
}

.k19-article{
  width:min(920px,100%);
  margin-inline:auto;
  container-type:inline-size;
}

.k19-answer{
  margin-bottom:clamp(3rem,6vw,5rem);
  padding:clamp(1.55rem,4vw,2.7rem);
  border:1px solid var(--k19-line);
  border-radius:30px;
  background:
    linear-gradient(
      135deg,
      #f0dfd2,
      #fffaf6
    );
  box-shadow:var(--k19-shadow);
}

.k19-answer-label{
  margin:0 0 .8rem;
  color:var(--k19-copper-dark);
  font-size:.74rem;
  font-weight:900;
  letter-spacing:.1em;
  text-transform:uppercase;
}

.k19-answer p{
  margin:0;
  color:var(--k19-ink-soft);
  font-size:clamp(1.05rem,1.45vw,1.22rem);
  line-height:1.82;
}

.k19-toc{
  margin:0 0 clamp(3rem,6vw,5rem);
  padding:1.3rem;
  border:1px solid var(--k19-line);
  border-radius:24px;
  background:rgba(255,255,255,.47);
}

.k19-toc strong{
  display:block;
  margin-bottom:.85rem;
  font-size:.8rem;
  letter-spacing:.08em;
  text-transform:uppercase;
}

.k19-toc ol{
  columns:2;
  column-gap:2rem;
  margin:0;
  padding-inline-start:1.3rem;
}

.k19-toc li{
  break-inside:avoid;
  margin:.45rem 0;
  color:var(--k19-muted);
}

.k19-toc a{
  color:var(--k19-ink);
  text-underline-offset:4px;
}

.k19-section{
  margin:0 0 clamp(3.3rem,6vw,5.5rem);
  scroll-margin-top:2rem;
  content-visibility:auto;
  contain-intrinsic-size:auto 760px;
}

.k19-section h2{
  max-width:18ch;
  margin:0 0 1.35rem;
  color:var(--k19-ink);
  font-family:Georgia,"Times New Roman",serif;
  font-size:clamp(2rem,4.3vw,3.8rem);
  font-weight:500;
  line-height:1.06;
  letter-spacing:-.04em;
  text-wrap:balance;
}

.k19-section p,
.k19-faq p,
.k19-sources li,
.k19-commerce li{
  color:var(--k19-muted);
  font-size:clamp(1rem,1.3vw,1.08rem);
  line-height:1.87;
  text-wrap:pretty;
}

.k19-section p{
  margin:0 0 1.2rem;
}

.k19-callout{
  margin:1.5rem 0;
  padding:1.2rem 1.3rem;
  border-inline-start:4px solid var(--k19-copper);
  border-radius:0 18px 18px 0;
  background:#f4e7db;
}

.k19-callout strong{
  color:var(--k19-ink);
}

.k19-table-wrap{
  margin:0 0 clamp(3.5rem,6vw,5rem);
  overflow-x:auto;
  border:1px solid var(--k19-line);
  border-radius:24px;
  background:#fffaf5;
}

.k19-table{
  width:100%;
  min-width:720px;
  border-collapse:collapse;
}

.k19-table th,
.k19-table td{
  padding:1rem 1.05rem;
  border-bottom:1px solid var(--k19-line);
  text-align:start;
  vertical-align:top;
  line-height:1.6;
}

.k19-table th{
  color:var(--k19-ink);
  font-size:.79rem;
  letter-spacing:.06em;
  text-transform:uppercase;
}

.k19-table td{
  color:var(--k19-muted);
}

.k19-commerce{
  margin:0 0 clamp(3.5rem,6vw,5rem);
  padding:clamp(1.4rem,3vw,2.2rem);
  border:1px solid var(--k19-line);
  border-radius:28px;
  background:#fffaf5;
}

.k19-commerce h2,
.k19-faq h2,
.k19-sources h2{
  margin:0 0 1.25rem;
  color:var(--k19-ink);
  font-family:Georgia,"Times New Roman",serif;
  font-size:clamp(1.8rem,3.7vw,3.1rem);
  font-weight:500;
  line-height:1.08;
}

.k19-commerce a,
.k19-faq a,
.k19-sources a{
  color:var(--k19-ink);
  font-weight:800;
  text-underline-offset:4px;
}

.k19-faq{
  margin:0 0 clamp(3.5rem,6vw,5rem);
}

.k19-faq details{
  margin:.75rem 0;
  padding:1rem 1.1rem;
  border:1px solid var(--k19-line);
  border-radius:18px;
  background:rgba(255,255,255,.52);
}

.k19-faq summary{
  cursor:pointer;
  color:var(--k19-ink);
  font-weight:850;
  line-height:1.55;
}

.k19-faq details p{
  margin:.8rem 0 0;
}

.k19-sources{
  margin-bottom:1rem;
  padding:clamp(1.5rem,3vw,2.4rem);
  border-radius:28px;
  background:#2c190f;
}

.k19-sources h2{
  color:#fff8f3;
}

.k19-sources li{
  color:rgba(255,248,243,.76);
}

.k19-sources a{
  color:#fff8f3;
}

html[dir="rtl"] .k19-title,
html[dir="rtl"] .k19-section h2,
html[dir="rtl"] .k19-commerce h2,
html[dir="rtl"] .k19-faq h2,
html[dir="rtl"] .k19-sources h2,
html[dir="rtl"] .k19-signal strong{
  font-family:
    "Noto Naskh Arabic",
    "Amiri",
    Tahoma,
    serif;
  letter-spacing:0;
}

html[dir="rtl"] .k19-callout{
  border-inline-start:4px solid var(--k19-copper);
  border-radius:18px 0 0 18px;
}

@container (max-width:700px){
  .k19-toc ol{
    columns:1;
  }
}

@media(max-width:820px){
  .k19-hero-grid{
    grid-template-columns:1fr;
  }

  .k19-title{
    max-width:12ch;
    font-size:clamp(3rem,13vw,5.2rem);
  }

  .k19-signal{
    border-radius:25px;
  }
}

@media(max-width:430px){
  .k19-shell{
    width:min(100% - 28px,680px);
  }

  .k19-answer,
  .k19-commerce,
  .k19-sources{
    border-radius:23px;
  }
}

@media(prefers-reduced-motion:reduce){
  *,
  *::before,
  *::after{
    scroll-behavior:auto!important;
    animation-duration:.001ms!important;
    transition-duration:.001ms!important;
  }
}