@import url('https://fonts.googleapis.com/css2?family=Noto+Naskh+Arabic:wght@500;600;700&family=Tajawal:wght@400;500;700&display=swap');

:root {
  --navy: #081d35;
  --ivory: #f8f5ef;
  --gold: #c9a766;
  --slate: #536273;
  --paper: #fffdf9;
  --line: #d9d4c9;
  --soft: #eeeae1;
  --ink: #102943;
  --shadow: 0 14px 35px rgba(8, 29, 53, .10);
  --wrap: 1260px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 6rem; }
body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--ivory);
  font-family: "Tajawal", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  direction: rtl;
}
body.en, .en { direction: ltr; font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, select { min-height: 44px; }
button { cursor: pointer; }
[hidden] { display: none !important; }

h1, h2, h3, h4, .section-title, .page-heading, .wordmark {
  margin: 0;
  color: var(--navy);
  font-family: "Noto Naskh Arabic", Georgia, serif;
  font-weight: 700;
  line-height: 1.3;
}
.en h1, .en h2, .en h3, .en h4, .en .section-title, .en .page-heading, .en .wordmark {
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.15;
}
p { margin: 0 0 1rem; }
ul, ol { margin: 0; padding: 0; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; inset-block-start: .75rem; inset-inline-start: .75rem; z-index: 100; padding: .65rem 1rem; color: var(--navy); background: var(--gold); transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }
.outer, .main-wrap { width: min(100% - 48px, var(--wrap)); margin-inline: auto; }

.topnote { padding: .4rem 24px; color: var(--ivory); background: var(--navy); font-size: .8rem; text-align: center; }
.site-header { position: sticky; inset-block-start: 0; z-index: 50; border-block-end: 1px solid rgba(8, 29, 53, .12); background: rgba(248, 245, 239, .97); transition: box-shadow .2s ease, background .2s ease; }
.site-header.is-scrolled { box-shadow: 0 4px 16px rgba(8, 29, 53, .08); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.25rem; min-height: 76px; }
.navbrand { display: inline-flex; flex: 0 0 auto; align-items: center; gap: .75rem; }
.logo-img { width: auto; height: 48px; max-width: 155px; object-fit: contain; }
.brand-lines { display: grid; line-height: 1.15; }
.brand-lines strong { font-family: "Noto Naskh Arabic", Georgia, serif; color: var(--navy); font-size: 1rem; }
.brand-lines small { color: var(--slate); font-size: .66rem; letter-spacing: .06em; }
.site-nav { display: flex; align-items: center; gap: 1.45rem; margin-inline-start: auto; color: var(--slate); font-size: .92rem; }
.site-nav a:hover, .language-link:hover { color: var(--navy); }
.language-link { padding: .45rem .2rem; color: var(--navy); font-size: .85rem; font-weight: 700; }
.menu-toggle { display: none; border: 0; color: var(--navy); background: transparent; }

.btn, .link-arrow, .text-link { display: inline-flex; align-items: center; justify-content: center; gap: .55rem; font-weight: 700; transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease; }
.btn { min-height: 48px; padding: .6rem 1.25rem; border: 1px solid transparent; border-radius: 1px; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { color: var(--navy); background: var(--gold); border-color: var(--gold); }
.btn-primary:hover { background: #d8ba7c; }
.btn-secondary { color: var(--navy); background: transparent; border-color: var(--navy); }
.btn-secondary:hover { color: var(--ivory); background: var(--navy); }
.icon-arrow { display: inline-block; font-family: Arial, sans-serif; line-height: 1; }
.link-arrow, .text-link { color: var(--navy); border-block-end: 1px solid var(--gold); padding-block-end: .1rem; }
.link-arrow:hover, .text-link:hover { color: var(--slate); }

main { display: block; }
.bg-paper { background: var(--paper); }
.bg-soft { background: var(--soft); }
.bg-navy { color: var(--ivory); background: var(--navy); }
.bg-navy h1, .bg-navy h2, .bg-navy h3 { color: var(--ivory); }
section { padding-block: clamp(3.75rem, 8vw, 7rem); }
.divider { width: 100%; height: 1px; background: var(--line); }
.eyebrow { display: flex; align-items: center; gap: .55rem; margin-block-end: 1rem; color: var(--slate); font-size: .72rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.eyebrow::before { width: 9px; height: 9px; content: ""; background: var(--gold); }
.bg-navy .eyebrow { color: #ded7c9; }
.subhead { max-width: 55ch; color: var(--slate); font-size: clamp(1.05rem, 2vw, 1.25rem); line-height: 1.8; }
.bg-navy .subhead { color: #d5dbe1; }
.section-title { font-size: clamp(2rem, 4.3vw, 3.3rem); }
.note { color: var(--slate); font-size: .9rem; }
.tag { display: inline-flex; align-items: center; width: fit-content; padding: .2rem .65rem; border: 1px solid var(--gold); color: var(--navy); font-size: .76rem; font-weight: 700; }

.hero { padding-block: clamp(3rem, 7vw, 7.5rem); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr); align-items: center; gap: clamp(2rem, 6vw, 6rem); }
.hero-copy { min-width: 0; }
.hero h1 { max-width: 11ch; margin-block-end: 1.25rem; font-size: clamp(2.625rem, 6vw, 5.125rem); line-height: 1.2; letter-spacing: -.025em; }
.en .hero h1 { line-height: 1.08; letter-spacing: -.035em; }
.hero-lead { max-width: 58ch; color: var(--slate); font-size: clamp(1.1rem, 2.1vw, 1.35rem); line-height: 1.85; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-block-start: 1.8rem; }
.hero-badge { margin-block-start: 1.15rem; }
.hero-visual { display: flex; justify-content: center; min-width: 0; }
.book-stage { position: relative; width: min(100%, 390px); padding: clamp(1rem, 3vw, 1.6rem); border: 1px solid rgba(201, 167, 102, .55); background-color: var(--navy); box-shadow: var(--shadow); }
.book-stage::before { position: absolute; inset-block-start: 14px; inset-inline-start: 16px; width: 2px; height: 2px; pointer-events: none; content: ""; opacity: .25; background: var(--gold); box-shadow: 27px 16px 0 rgba(201,167,102,.45), 71px 5px 0 rgba(255,255,255,.20), 110px 30px 0 rgba(201,167,102,.35), 164px 10px 0 rgba(255,255,255,.18), 211px 46px 0 rgba(201,167,102,.35), 35px 185px 0 rgba(255,255,255,.15), 253px 205px 0 rgba(201,167,102,.28); }
.book-cover { position: relative; z-index: 1; aspect-ratio: 3 / 4; overflow: hidden; background: var(--paper); }
.book-cover img { width: 100%; height: 100%; object-fit: contain; }

.stats-strip { display: flex; border-block: 1px solid var(--line); }
.stat { flex: 1; padding: 1.1rem clamp(.75rem, 2.5vw, 2rem); }
.stat + .stat { border-inline-start: 1px solid var(--line); }
.stat strong { display: block; color: var(--navy); font-family: Georgia, "Noto Naskh Arabic", serif; font-size: clamp(1.25rem, 2.5vw, 1.8rem); line-height: 1.2; }
.stat span { color: var(--slate); font-size: .82rem; }
.feature-list { display: grid; grid-template-columns: repeat(3, 1fr); border-block-start: 1px solid var(--line); }
.feature-list li { list-style: none; padding: 1.4rem 1rem; border-block-end: 1px solid var(--line); color: var(--slate); }
.feature-list li::before { content: "—"; color: var(--gold); font-weight: 700; margin-inline-end: .55rem; }

.section-grid { display: grid; grid-template-columns: minmax(220px, .42fr) minmax(0, 1fr); gap: clamp(2rem, 7vw, 7rem); }
.section-intro { align-self: start; }
.section-intro .section-title { margin-block-end: .8rem; }
.section-content { min-width: 0; }
.model-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.model { position: relative; padding: 1.5rem; border: 1px solid var(--line); background: #fffefa; }
.model-number { display: block; margin-block-end: 1rem; color: var(--gold); font-family: Georgia, serif; font-size: 1.6rem; }
.model h3 { margin-block-end: .55rem; font-size: 1.55rem; }
.model .tag { margin-block-end: .75rem; }
.facts { color: var(--slate); font-size: .91rem; }
.caution { margin-block-start: 1rem; padding-block-start: .9rem; border-block-start: 1px solid var(--line); color: var(--navy); font-size: .85rem; }

.model-tabs { border-block: 1px solid var(--line); }
.tab-list { display: flex; overflow-x: auto; border-block-end: 1px solid var(--line); }
.tab-button { flex: 1 0 max-content; min-height: 48px; padding: .65rem 1rem; border: 0; border-block-end: 3px solid transparent; color: var(--slate); background: transparent; font-weight: 700; }
.tab-button[aria-selected="true"] { border-block-end-color: var(--gold); color: var(--navy); }
.model-panel { padding-block: 1.5rem; }
.model-panel h3 { margin-block-end: .6rem; }

.chooser { padding: clamp(1.4rem, 4vw, 2.5rem); color: var(--ivory); background: var(--navy); }
.chooser-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; margin-block: 1.25rem; }
.chooser label { display: grid; gap: .35rem; font-size: .85rem; }
.chooser select { width: 100%; padding-inline: .75rem; border: 1px solid #8290a0; border-radius: 0; color: var(--ivory); background: transparent; }
.chooser option { color: var(--navy); background: var(--ivory); }
.result { padding: 1.2rem; border-block-start: 1px solid var(--gold); background: rgba(255,255,255,.07); }
.result h3 { margin-block-end: .7rem; color: var(--gold); }
.resultbox { color: #e9e5dc; }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; counter-reset: step; }
.step { position: relative; padding-inline-start: 1rem; border-inline-start: 1px solid var(--gold); }
.step .number { display: block; margin-block-end: .5rem; color: var(--gold); font-family: Georgia, serif; font-size: 1.3rem; }
.step h3 { margin-block-end: .4rem; font-size: 1.3rem; }
.step p { color: var(--slate); font-size: .92rem; }
.tools { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-block-start: 1px solid var(--line); }
.tool { display: grid; grid-template-columns: auto 1fr; gap: .8rem; padding: 1.15rem; border-block-end: 1px solid var(--line); }
.tool:nth-child(odd) { border-inline-end: 1px solid var(--line); }
.tool strong { color: var(--navy); }
.tool span { color: var(--slate); font-size: .9rem; }

.quote { margin: 0; padding-block: 2rem; border-block: 1px solid var(--gold); }
.quote p { max-width: 33ch; margin-block-end: 1rem; font-family: "Noto Naskh Arabic", Georgia, serif; font-size: clamp(1.45rem, 3.5vw, 2.2rem); line-height: 1.5; }
.quote cite { color: var(--slate); font-style: normal; font-size: .88rem; }
.price { display: flex; flex-wrap: wrap; align-items: baseline; gap: .65rem; margin-block: 1rem; }
.price strong { color: var(--gold); font-family: Georgia, "Noto Naskh Arabic", serif; font-size: clamp(2.2rem, 5vw, 3.5rem); line-height: 1; }
.old-price { color: var(--slate); text-decoration: line-through; }
.discountbadge { padding: .2rem .5rem; color: var(--navy); background: var(--gold); font-size: .75rem; font-weight: 700; }
.book-benefits { display: grid; grid-template-columns: .9fr 1.1fr; gap: 2rem; margin-block-start: 2rem; }
.book-benefits h3 { margin-block-end: .85rem; }
.book-benefits ul { display: grid; gap: .55rem; color: var(--slate); list-style: none; }
.book-benefits li::before { content: "✓"; color: var(--gold); margin-inline-end: .5rem; }
.contents { columns: 2; column-gap: 2rem; counter-reset: chapter; list-style: none; }
.contents li { break-inside: avoid; padding-block: .35rem; border-block-end: 1px solid var(--line); color: var(--slate); }
.contents li::before { counter-increment: chapter; content: counter(chapter, decimal-leading-zero); display: inline-block; width: 2.2rem; color: var(--gold); font-family: Georgia, serif; }

.author { display: grid; grid-template-columns: .7fr 1.3fr; gap: clamp(1.5rem, 5vw, 4rem); align-items: start; }
.author-photo { aspect-ratio: 1 / 1; object-fit: cover; filter: grayscale(1); }
.author h2 { margin-block-end: 1rem; }
.faq { border-block-start: 1px solid var(--line); }
.faq details { border-block-end: 1px solid var(--line); }
.faq summary { padding: 1rem; padding-inline-end: 2rem; color: var(--navy); cursor: pointer; font-family: "Noto Naskh Arabic", Georgia, serif; font-size: 1.2rem; font-weight: 700; }
.faq .en summary { font-family: Georgia, serif; }
.faq summary::marker { color: var(--gold); }
.faq details p { padding-block-end: 1rem; color: var(--slate); }

.checkout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, .48fr); gap: clamp(2rem, 7vw, 6rem); align-items: start; }
.purchase-panel { padding: clamp(1.25rem, 4vw, 2rem); border: 1px solid var(--gold); background: #f4ead2; }
.purchase-panel h2 { margin-block-end: .65rem; }
.purchase-panel .btn { width: 100%; margin-block: .75rem; }
.purchase-panel .btn:disabled { cursor: not-allowed; opacity: .65; transform: none; }
.audience-cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.audience-card { padding: 1.6rem; color: var(--ivory); background: var(--navy); }
.audience-card h3 { margin-block-end: .5rem; color: var(--gold); }
.audience-card p { color: #d7dde3; }

.page-hero { padding-block: clamp(3.5rem, 7vw, 6rem); border-block-end: 1px solid var(--line); }
.page-heading { max-width: 16ch; font-size: clamp(2.4rem, 5vw, 4.5rem); }
.page-lead { max-width: 62ch; margin-block-start: 1rem; color: var(--slate); font-size: 1.15rem; }
.reading { width: min(100% - 48px, 760px); margin-inline: auto; }
.prose { color: var(--ink); font-size: 1.08rem; }
.prose h2, .prose h3 { margin-block: 2.2rem .8rem; }
.prose ul, .prose ol { padding-inline-start: 1.4rem; margin-block: 1rem; }
.article-links, .sources { display: grid; gap: .7rem; padding-block: 1.25rem; border-block: 1px solid var(--line); }
.sources { color: var(--slate); font-size: .88rem; }
.share-row { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; }
.share-row button { padding-inline: .75rem; border: 1px solid var(--line); border-radius: 0; color: var(--navy); background: transparent; }
.copy-status { color: var(--slate); font-size: .85rem; }
.empty-state { padding: 3rem 1rem; border-block: 1px solid var(--line); color: var(--slate); text-align: center; }

.site-footer { padding-block: 3.5rem 1rem; color: #d8dfe5; background: var(--navy); }
.footer-grid { display: grid; grid-template-columns: 1.3fr .8fr 1fr; gap: 2rem; }
.site-footer .brand-lines strong { color: var(--ivory); }
.site-footer .brand-lines small, .site-footer p, .site-footer li { color: #bdc7d1; }
.site-footer h3 { margin-block-end: .7rem; color: var(--gold); font-size: 1.15rem; }
.site-footer ul { list-style: none; }
.site-footer li + li { margin-block-start: .35rem; }
.site-footer a:hover { color: var(--gold); }
.site-warning { padding: .9rem; border-inline-start: 2px solid var(--gold); color: #d6dce2; font-size: .82rem; }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; margin-block-start: 2rem; padding-block-start: 1rem; border-block-start: 1px solid rgba(255,255,255,.18); color: #aebbc7; font-size: .78rem; }
.sticky-offer { display: none; }

@media (max-width: 800px) {
  .outer, .main-wrap, .reading { width: min(100% - 48px, var(--wrap)); }
  .header-inner { min-height: 68px; }
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; padding: .5rem; }
  .site-nav { position: absolute; inset: calc(100% + 1px) 0 auto; display: none; flex-direction: column; align-items: stretch; gap: 0; margin: 0; padding: .75rem 24px 1rem; border-block-end: 1px solid var(--line); background: var(--ivory); box-shadow: 0 10px 18px rgba(8,29,53,.08); }
  body.nav-open .site-nav, .site-nav[aria-open="true"] { display: flex; }
  .site-nav a, .language-link { padding: .7rem 0; border-block-end: 1px solid var(--line); }
  .hero-grid, .section-grid, .checkout, .author { grid-template-columns: 1fr; }
  .hero-copy { order: 1; }
  .hero-visual { order: 2; margin-block-start: .5rem; }
  .book-stage { width: min(100%, 380px); }
  .section-intro { max-width: 38rem; }
  .feature-list, .steps { grid-template-columns: 1fr; }
  .steps { gap: .75rem; }
  .model-grid, .book-benefits { grid-template-columns: 1fr; }
  .chooser-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > :first-child { grid-column: 1 / -1; }
  .sticky-offer { position: sticky; inset-block-end: 0; z-index: 40; display: flex; align-items: center; justify-content: space-between; gap: .75rem; padding: .6rem 24px; border-block-start: 1px solid var(--gold); color: var(--ivory); background: var(--navy); box-shadow: 0 -5px 16px rgba(8,29,53,.16); }
  .sticky-offer .price { margin: 0; }
  .sticky-offer .price strong { font-size: 1.4rem; }
  .sticky-offer .btn { min-height: 40px; padding-inline: .8rem; white-space: nowrap; }
}

@media (max-width: 520px) {
  body { font-size: 15.5px; }
  .outer, .main-wrap, .reading { width: min(100% - 48px, var(--wrap)); }
  .brand-lines { display: none; }
  .hero h1 { max-width: 10ch; }
  .stats-strip { display: grid; grid-template-columns: 1fr; }
  .stat + .stat { border-inline-start: 0; border-block-start: 1px solid var(--line); }
  .tools { grid-template-columns: 1fr; }
  .tool:nth-child(odd) { border-inline-end: 0; }
  .contents { columns: 1; }
  .audience-cards, .footer-grid { grid-template-columns: 1fr; }
  .footer-grid > :first-child { grid-column: auto; }
  .footer-bottom { flex-direction: column; }
  .btn { width: 100%; }
  .hero-actions { display: grid; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}

/* Composition and form refinements shared by both languages. */
.wrap { width: min(calc(100% - 64px), 1260px); margin-inline: auto; }
.wordmark { display: inline-flex; align-items: center; gap: 12px; }
.nav-links { display: flex; align-items: center; gap: 22px; font-size: .95rem; }
.nav-links [aria-current] { border-block-end: 2px solid var(--gold); }
.section-intro { margin-block-end: 28px; }
.section-intro h2 { margin-block-end: 18px; }
.model-panel .section-title { margin-block: 16px; }
.current-price { flex-basis: 100%; font: 700 58px/1.2 Georgia,serif; color: var(--navy); }
.current-price span { font: 500 16px/1.5 'Tajawal',sans-serif; }
.discount-badge { padding: 4px 10px; background: var(--gold); color: var(--navy); font-size: .8rem; }
.scope-list { list-style-position: inside; display: grid; gap: 20px; padding-block: 20px; font-size: 1.13rem; }
.preorder-form { display: grid; gap: 10px; max-width: 660px; margin-block-start: 30px; }
.preorder-form input:not([type=checkbox]) { width: 100%; min-height: 48px; border: 1px solid var(--line); padding: 12px; border-radius: 0; background: var(--paper); }
.preorder-form .consent { display: flex; align-items: start; gap: 12px; margin-block: 18px; font-size: .93rem; }
.consent input { width: 20px; height: 20px; flex: 0 0 20px; margin-block-start: 5px; accent-color: var(--navy); }
.honeypot { position: absolute; height: 1px; width: 1px; overflow: hidden; opacity: 0; pointer-events: none; }
.form-status { padding: 8px 0; font-weight: 600; }
.form-status:empty { display: none; }
.btn:disabled { opacity: .6; cursor: wait; transform: none; }
.footer { background: var(--navy); color: var(--ivory); padding-block: 64px 24px; }
.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer .note { color: #bec7d1; }
.footer-brand { font: 600 23px Georgia,serif; }
body.en { direction: ltr; }
.prose p { overflow-wrap: anywhere; }
.hero h1 { max-width: 14ch; }
.book-cover { display: block; width: 100%; height: auto; object-fit: contain; background: var(--navy); }
.logo-pending { font: 700 12px/1.4 'Tajawal',sans-serif; color: var(--slate); border: 1px dashed var(--line); padding: 6px; max-width: 75px; }
@media(max-width:800px) {
 .wrap { width: calc(100% - 40px); }
 .nav-links { display: none; position: absolute; inset: 100% 0 auto; padding: 24px; background: var(--ivory); flex-direction: column; align-items: stretch; border-bottom: 1px solid var(--line); }
 body.nav-open .nav-links { display: flex; }
 .brand-lines { display: grid; }
 .brand-lines strong { font-family: Georgia,serif; font-size: 14px; }
 .brand-lines small { font-size: 10px; }
 .hero h1 { font-size: clamp(40px,9vw,62px); line-height: 1.3; }
 .header-inner { gap: 12px; }
 .logo-pending { display: none; }
 .current-price { font-size: 48px; }
}

.campaign-banner { border-block: 1px solid var(--gold); padding-block: 16px; margin-block: 20px; }
.campaign-banner strong { display:block; font-size: 1.18rem; }
.campaign-banner p { font-size: .9rem; margin-block: 8px; }
#availability { font-weight: 700; color: var(--navy); }
.preorder-form textarea { width:100%; padding:12px; border:1px solid var(--line); background:var(--paper); border-radius:0; resize:vertical; }
#reader-feedback { margin-block-start: 40px; border-top:1px solid var(--gold); padding-top:24px; }