@font-face {
  font-family: 'Reem Kufi';
  src: url('/selank-kit/selank-reem-kufi.33ead1986cd4.ttf') format('truetype');
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --si-paper: #f4efdf;
  --si-ink: #242820;
  --si-rust: #a33b25;
  --si-soft: #e5ddc7;
  --si-lime: #d4dd91;
  --si-rule: #53574d;
  font-family: 'Reem Kufi', sans-serif;
  font-size: 18px;
  color: var(--si-ink);
  background: var(--si-paper);
  font-synthesis: none;
}

* { box-sizing: border-box; }
body { margin: 0; line-height: 1.65; }
img { display: block; width: 100%; height: auto; max-width: 100%; }
button, textarea { font: inherit; }
button, a, summary { -webkit-tap-highlight-color: transparent; }
a { color: var(--si-rust); text-underline-offset: .18em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible, button:focus-visible, summary:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--si-rust);
  outline-offset: 5px;
}
h1, h2, h3, p, ul { margin: 0; }
h1, h2, h3 { font-weight: 650; line-height: 1.16; }
p { margin-bottom: 1em; }
p:last-child { margin-bottom: 0; }
button { border: 2px solid var(--si-ink); border-radius: 0; cursor: pointer; }
[hidden] { display: none !important; }
summary { cursor: pointer; list-style: none; }
summary::-webkit-details-marker { display: none; }

.si-skip {
  position: absolute; top: 10px; left: 10px; z-index: 5;
  transform: translateY(-180%); background: var(--si-ink); color: var(--si-paper);
  min-height: 48px; padding: 12px 18px;
}
.si-skip:focus { transform: none; }
.si-header { border-bottom: 3px solid var(--si-ink); }
.si-header__bar {
  max-width: 1280px; margin: auto; padding: 20px 40px;
  display: flex; gap: 24px; justify-content: space-between; align-items: center;
}
.si-header__home {
  display: flex; align-items: center; gap: 18px; min-height: 52px;
  font-weight: 650; font-size: 18px; line-height: 1.35;
  color: var(--si-ink); text-decoration: none;
}
.si-header__badge {
  display: block; width: 26px; height: 34px;
  border: 5px solid var(--si-rust); border-right-width: 10px;
  background: var(--si-lime);
}
.si-header__guide { display: block; font-weight: 400; }
.si-menu { max-width: 1280px; margin: auto; padding: 0 40px 20px; }
.si-menu__toggle {
  min-height: 48px; width: max-content; max-width: 100%; padding: 8px 16px;
  border: 2px solid var(--si-ink); display: flex; align-items: center; gap: 30px;
  font-size: 18px; font-weight: 600;
}
.si-menu__toggle::after, .si-menu__group-title::after, .si-chooser__title::after {
  content: '+'; font-size: 24px; font-weight: 400; margin-left: auto; line-height: 1;
}
.si-menu[open] > .si-menu__toggle::after,
.si-menu__group[open] > .si-menu__group-title::after,
.si-chooser__group[open] > .si-chooser__title::after { content: '−'; }
.si-menu__panel { margin-top: 18px; border-top: 2px solid var(--si-ink); }
.si-menu__group { border-bottom: 1px solid var(--si-rule); }
.si-menu__group-title {
  min-height: 56px; display: flex; align-items: center; gap: 24px;
  padding: 10px 0; font-weight: 600; font-size: 20px;
}
.si-menu__links {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px 24px; list-style: none; padding: 0 0 20px;
}
.si-menu__link {
  display: flex; align-items: center; min-height: 48px;
  padding: 8px 12px; color: var(--si-ink); border-left: 3px solid var(--si-rust);
}
.si-menu__link[aria-current='page'] { background: var(--si-lime); font-weight: 600; }
.si-header__note { font-size: 18px; color: var(--si-ink); min-height: 48px; display: flex; align-items: center; }

.si-main { max-width: 1280px; margin: auto; padding: 44px 40px 70px; }
.si-chapter__intro { margin-bottom: 50px; }
.si-chapter__mark {
  display: inline-block; padding: 7px 13px; margin-bottom: 26px;
  background: var(--si-ink); color: var(--si-paper);
  font-size: 16px; line-height: 1.5; letter-spacing: .07em; text-transform: uppercase;
}
.si-chapter__title { font-size: clamp(2.5rem, 4.8vw, 4.5rem); max-width: 18ch; letter-spacing: -.035em; }
.si-chapter__deck { font-size: 22px; max-width: 55ch; margin-top: 24px; }
.si-chapter__lead {
  font-size: 21px; line-height: 1.55; max-width: 60ch;
  border-left: 5px solid var(--si-rust); padding: 14px 0 14px 22px; margin-top: 26px;
}
.si-home__intro {
  display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  gap: 42px; align-items: start; padding-bottom: 48px;
}
.si-home__title { font-size: clamp(2.8rem, 5.9vw, 5.7rem); max-width: 11ch; }
.si-home__title span { display: block; }
.si-home__title .si-home__phrase { color: var(--si-rust); margin-bottom: .16em; }
.si-home__deck { max-width: 37ch; }
.si-art { background: var(--si-soft); border: 3px solid var(--si-ink); margin: 0; }
.si-art__image { aspect-ratio: 1280 / 768; object-fit: cover; font-size: 18px; color: var(--si-ink); }
.si-art--chapter { width: 100%; max-width: 680px; margin: 34px 0; }
.si-art--chapter .si-art__image { aspect-ratio: 896 / 576; }
.si-art__caption { padding: 14px 18px; font-size: 16px; border-top: 2px solid var(--si-ink); }
.si-home__rail { margin-top: 26px; border: 2px solid var(--si-ink); background: var(--si-lime); padding: 22px; }
.si-home__rail-title { font-weight: 650; font-size: 23px; margin-bottom: 10px; }
.si-home__rail-link { display: flex; align-items: center; min-height: 48px; color: var(--si-ink); font-size: 18px; }
.si-home__rail-link::after { content: '↗'; margin-left: auto; padding-left: 14px; }

.si-reading { max-width: 1060px; }
.si-section {
  display: grid; grid-template-columns: minmax(0, 260px) minmax(0, 1fr);
  gap: 42px; padding: 36px 0 40px; border-top: 2px solid var(--si-ink);
}
.si-section__heading { font-size: 28px; max-width: 16ch; }
.si-section__copy { max-width: 66ch; font-size: 19px; }
.si-section__copy p { margin-bottom: 18px; }
.si-section__copy p:last-child { margin-bottom: 0; }
.si-chooser { max-width: 760px; margin: 0 0 50px auto; }
.si-chooser__group { border-bottom: 2px solid var(--si-ink); }
.si-chooser__title {
  min-height: 66px; display: flex; align-items: center; gap: 18px;
  padding: 14px 18px; background: var(--si-lime); font-size: 23px; font-weight: 600;
  border: 2px solid var(--si-ink); border-bottom: 0;
}
.si-chooser__list { list-style: none; padding: 8px 18px 20px; border-left: 2px solid var(--si-ink); border-right: 2px solid var(--si-ink); }
.si-chooser__link { display: flex; min-height: 48px; align-items: center; gap: 18px; padding: 9px 0; font-size: 19px; }
.si-chooser__link::after { content: '→'; margin-left: auto; }

.si-recap {
  max-width: 1060px; border: 3px solid var(--si-ink); margin: 30px 0 38px;
  padding: 28px 32px; background: var(--si-lime);
  display: grid; grid-template-columns: minmax(0, 260px) minmax(0, 1fr); gap: 20px;
}
.si-recap__title { font-size: 25px; }
.si-recap__copy { font-size: 20px; max-width: 56ch; }
.si-onward { max-width: 1060px; border-top: 3px solid var(--si-ink); }
.si-onward__title { font-size: 22px; padding: 22px 0 12px; }
.si-onward__links { list-style: none; padding: 0; }
.si-onward__link { display: flex; align-items: center; gap: 20px; min-height: 56px; padding: 11px 0; font-size: 21px; border-bottom: 1px solid var(--si-rule); }
.si-onward__link::after { content: '→'; margin-left: auto; }
.si-endnotes { max-width: 1060px; padding-top: 46px; }
.si-endnotes__title { font-size: 25px; margin-bottom: 22px; }
.si-endnotes__list { padding: 0; list-style: none; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 40px; }
.si-endnotes__item { border-top: 1px solid var(--si-rule); padding-top: 8px; font-size: 18px; }
.si-endnotes__link { min-height: 48px; display: flex; align-items: center; padding: 9px 0; font-size: 18px; }
.si-endnotes__label { display: block; padding: 9px 0; min-height: 48px; font-weight: 600; }
.si-endnotes__item p { font-size: 18px; }

.si-notes { max-width: 760px; margin: 0 0 40px 302px; padding: 26px; background: var(--si-soft); border: 3px solid var(--si-ink); }
.si-notes__title { font-size: 28px; margin-bottom: 22px; }
.si-notes__label { display: block; font-size: 20px; font-weight: 600; margin-bottom: 14px; }
.si-notes__input {
  width: 100%; min-width: 0; min-height: 280px; padding: 16px;
  color: var(--si-ink); background: var(--si-paper); border: 2px solid var(--si-ink);
  border-radius: 0; line-height: 1.65; resize: vertical; font-size: 19px;
}
.si-notes__help { font-size: 18px; margin: 18px 0; }
.si-notes__buttons { display: flex; flex-wrap: wrap; gap: 14px; margin: 20px 0; }
.si-notes__save, .si-notes__clear { min-height: 52px; padding: 10px 20px; font-size: 18px; }
.si-notes__save { background: var(--si-rust); color: var(--si-paper); }
.si-notes__clear { background: var(--si-paper); color: var(--si-ink); }
.si-notes__status { min-height: 30px; font-size: 18px; }
.si-notes__fallback { margin-top: 18px; font-size: 18px; }
.si-notes__save:disabled, .si-notes__clear:disabled { cursor: default; }

.si-footer { border-top: 6px solid var(--si-rust); background: var(--si-ink); color: var(--si-paper); }
.si-footer__inner { max-width: 1280px; margin: auto; padding: 38px 40px 42px; }
.si-footer__line { max-width: 67ch; font-size: 18px; }
.si-footer__links { display: flex; flex-wrap: wrap; gap: 18px 38px; margin-top: 24px; }
.si-footer__link { display: inline-flex; align-items: center; min-height: 48px; color: var(--si-paper); font-size: 18px; }
.si-footer a:focus-visible { outline-color: var(--si-lime); }

@media (min-width: 900px) {
  .si-header { position: relative; }
  .si-header__bar { padding-bottom: 20px; padding-right: 320px; }
  .si-menu { margin-top: -76px; position: relative; }
  .si-menu__toggle { margin-left: auto; }
  .si-menu__panel { background: var(--si-paper); }
}
@media (max-width: 899px) {
  .si-home__intro { grid-template-columns: minmax(0, 1fr); gap: 30px; }
  .si-home__title { max-width: 15ch; font-size: clamp(2.8rem, 8vw, 4.5rem); }
  .si-home__deck { max-width: 52ch; }
  .si-home__side { max-width: 700px; }
  .si-section { grid-template-columns: minmax(0, 200px) minmax(0, 1fr); gap: 28px; }
  .si-notes { margin-left: 228px; }
  .si-recap { grid-template-columns: minmax(0, 200px) minmax(0, 1fr); }
}
@media (max-width: 639px) {
  .si-header__bar { padding: 18px 22px 12px; gap: 16px; }
  .si-header__home { font-size: 17px; gap: 12px; }
  .si-header__note { font-size: 17px; }
  .si-header__badge { width: 20px; height: 30px; border-width: 4px; border-right-width: 7px; }
  .si-menu { padding: 0 22px 18px; }
  .si-menu__toggle { width: 100%; justify-content: space-between; }
  .si-menu__links { grid-template-columns: minmax(0, 1fr); }
  .si-menu__group-title { font-size: 20px; }
  .si-main { padding: 32px 22px 50px; }
  .si-chapter__mark { margin-bottom: 22px; }
  .si-chapter__title { font-size: 43px; max-width: 15ch; }
  .si-home__title { font-size: 48px; max-width: 11ch; }
  .si-chapter__deck { font-size: 21px; margin-top: 23px; }
  .si-chapter__lead { font-size: 20px; padding-left: 17px; }
  .si-home__intro { padding-bottom: 12px; }
  .si-chapter__intro { margin-bottom: 35px; }
  .si-home__rail { padding: 19px; }
  .si-section { grid-template-columns: minmax(0, 1fr); gap: 21px; padding: 28px 0 34px; }
  .si-section__heading { font-size: 27px; max-width: 20ch; }
  .si-section__copy { font-size: 19px; }
  .si-chooser { margin-bottom: 38px; }
  .si-chooser__title { font-size: 21px; padding: 14px; }
  .si-recap { grid-template-columns: minmax(0, 1fr); padding: 24px 22px; gap: 18px; }
  .si-recap__copy { font-size: 19px; }
  .si-onward__link { font-size: 20px; }
  .si-endnotes__list { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .si-notes { margin-left: 0; padding: 22px 18px; }
  .si-notes__input { min-height: 240px; }
  .si-notes__buttons { display: grid; }
  .si-footer__inner { padding: 32px 22px; }
  .si-footer__links { display: grid; gap: 5px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation: none !important; transition: none !important; }
}
@media print {
  :root { font-size: 16px; }
  .si-header, .si-skip, .si-chooser, .si-home__side, .si-art, .si-notes__buttons, .si-footer__links { display: none; }
  .si-main { padding: 0; max-width: none; }
  .si-section, .si-recap { display: block; }
  .si-section__heading { margin-bottom: 16px; }
  .si-recap__title { margin-bottom: 14px; }
  .si-notes { margin-left: 0; }
  .si-notes__input { height: auto; min-height: 300px; }
  .si-footer { color: var(--si-ink); background: var(--si-paper); }
}