:root {
  --canvas: 244 246 250;
  --panel: 255 255 255;
  --ink: 17 32 51;
  --muted: 71 86 109;
  --line: 214 222 232;
  --brand: 14 116 110;
  --on-brand: 255 255 255;
  --gold: 146 96 12;
  --soft: 255 250 240;
  --shadow: 0 16px 40px rgb(17 32 51 / 0.06);
  color-scheme: light;
}

html.dark {
  --canvas: 9 16 30;
  --panel: 16 26 46;
  --ink: 232 238 247;
  --muted: 176 188 208;
  --line: 46 62 92;
  --brand: 45 212 191;
  --on-brand: 4 32 30;
  --gold: 242 193 92;
  --soft: 42 32 16;
  --shadow: 0 16px 40px rgb(0 0 0 / 0.28);
  color-scheme: dark;
}

html { font-size: 18.5px; scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 8% -10%, rgb(224 122 76 / 0.18), transparent 34%),
    radial-gradient(circle at 110% 0%, rgb(15 118 110 / 0.18), transparent 36%),
    rgb(var(--canvas));
  color: rgb(var(--ink));
  font-family: "Tajawal", "Segoe UI", Tahoma, sans-serif;
  line-height: 1.95;
}

h1, h2, h3, .brand { font-family: "El Messiri", "Tajawal", sans-serif; }
h1, h2, h3 { line-height: 1.4; font-weight: 700; margin: 0; }
p { margin: 0; }
a { color: rgb(var(--brand)); }
button, input { font: inherit; color: inherit; }

.skip {
  position: absolute;
  inset-inline-start: 1rem;
  top: -5rem;
  z-index: 20;
  background: rgb(var(--brand));
  color: rgb(var(--on-brand));
  padding: 0.5rem 1rem;
  border-radius: 999px;
  text-decoration: none;
}
.skip:focus { top: 0.6rem; }

.top {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.25rem;
  background: rgb(var(--panel) / 0.94);
  border-bottom: 1px solid rgb(var(--line));
  backdrop-filter: blur(10px);
}

.brand {
  color: inherit;
  text-decoration: none;
  font-size: 1.25rem;
  font-weight: 700;
}

.top-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.35rem 0.95rem;
  border-radius: 999px;
  border: 1px solid rgb(var(--line));
  background: transparent;
  color: inherit;
  text-decoration: none;
  cursor: pointer;
  line-height: 1.3;
}
.btn:hover { border-color: rgb(var(--brand)); }
.btn.solid {
  background: rgb(var(--brand));
  color: rgb(var(--on-brand));
  border-color: transparent;
}

.wrap { width: min(920px, calc(100% - 2rem)); margin: 0 auto; padding: 1.6rem 0 3rem; }
.wrap.wide { width: min(1180px, calc(100% - 2rem)); }

.kicker {
  margin: 0 0 0.35rem;
  color: rgb(var(--gold));
  font-weight: 800;
}

h1 { font-size: clamp(1.7rem, 3vw, 2.35rem); margin-bottom: 0.4rem; }
.lead { color: rgb(var(--muted)); font-size: 1.08rem; margin-bottom: 1.4rem; }

.en {
  display: inline-block;
  direction: ltr;
  unicode-bidi: isolate;
  max-width: 100%;
  margin-inline: 0.2rem;
  vertical-align: baseline;
  white-space: nowrap;
  font-weight: 700;
  color: rgb(var(--gold));
  font-size: 0.92em;
  text-align: start;
}

h1 .en {
  display: block;
  width: fit-content;
  max-width: 100%;
  margin: 0.25rem 0 0;
  white-space: normal;
  font-size: 0.62em;
  line-height: 1.45;
}

.blocks { display: grid; gap: 0.9rem; }
.block {
  background: rgb(var(--panel));
  border: 1px solid rgb(var(--line));
  border-radius: 18px;
  padding: 1.05rem 1.15rem 1.15rem;
  box-shadow: var(--shadow);
}
.block h2 { font-size: 1.35rem; margin-bottom: 0.35rem; }
.block p + p { margin-top: 0.55rem; }

.program {
  margin-top: 0.8rem;
  padding: 0.75rem 0.9rem;
  border-radius: 14px;
  background: rgb(var(--soft));
  border: 1px solid rgb(var(--gold) / 0.45);
}
.program strong { display: block; margin-bottom: 0.15rem; }

ol.steps { margin: 0.7rem 0 0; padding-inline-start: 1.3rem; }
ol.steps li { margin: 0.25rem 0; }

figure.shot { margin: 0.95rem 0 0; }
figure.shot img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px;
  border: 1px solid rgb(var(--line));
  background: #fff;
}
figure.shot figcaption {
  margin-top: 0.4rem;
  color: rgb(var(--muted));
  font-size: 0.95rem;
}
ul.plain { margin: 0.4rem 0 0; padding-inline-start: 1.2rem; }
ul.plain li { margin: 0.2rem 0; }

.pager {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.2rem;
}
.pager a { flex: 1 1 180px; text-align: center; }

.groups { display: grid; gap: 1.1rem; }
.group h2 { font-size: 1.3rem; margin-bottom: 0.55rem; }
.toc { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.55rem; }
.toc a {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.7rem;
  align-items: baseline;
  justify-content: flex-start;
  text-decoration: none;
  color: inherit;
  background: rgb(var(--panel));
  border: 1px solid rgb(var(--line));
  border-radius: 16px;
  padding: 0.8rem 1rem;
  box-shadow: var(--shadow);
}
.toc a:hover { border-color: rgb(var(--brand)); }
.toc .name { font-weight: 800; font-size: 1.08rem; }
.num {
  display: inline-grid;
  place-items: center;
  min-width: 1.8rem;
  height: 1.8rem;
  margin-inline-end: 0.45rem;
  border-radius: 999px;
  background: rgb(var(--brand));
  color: rgb(var(--on-brand));
  font-size: 0.85rem;
  font-weight: 800;
}

.table-wrap { overflow-x: auto; border: 1px solid rgb(var(--line)); border-radius: 18px; background: rgb(var(--panel)); }
table { width: 100%; border-collapse: collapse; min-width: 760px; }
th, td { text-align: start; vertical-align: top; padding: 0.85rem 0.9rem; border-bottom: 1px solid rgb(var(--line)); }
th { background: rgb(var(--soft)); font-family: "El Messiri", "Tajawal", sans-serif; font-size: 1.05rem; }
tr:last-child td { border-bottom: 0; }

@media (max-width: 760px) {
  html { font-size: 17px; }
  .en { white-space: normal; }
  .table-wrap { border: 0; background: transparent; overflow: visible; }
  table { min-width: 0; }
  thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  tr {
    display: block;
    margin-bottom: 0.8rem;
    background: rgb(var(--panel));
    border: 1px solid rgb(var(--line));
    border-radius: 16px;
    overflow: hidden;
  }
  td { display: block; border-bottom: 1px solid rgb(var(--line)); }
  td:last-child { border-bottom: 0; }
  td::before {
    content: attr(data-label);
    display: block;
    font-weight: 800;
    color: rgb(var(--gold));
  }
}

@media print {
  .top, .pager, .skip, .btn { display: none !important; }
  body { background: white; color: black; }
  .block, .toc a, .table-wrap { box-shadow: none; }
  .en { color: black; }
}