/* AB English public landing page — quiet luxury: ivory paper, deep navy, one lime highlight per view. */
.landing { background: var(--ivory); }
.landing main { overflow-x: clip; }
.landing .inner { max-width: 1200px; margin: 0 auto; padding-inline: clamp(16px, 4vw, 40px); }
.landing h2 { font-size: clamp(1.9rem, 3.6vw, 2.9rem); letter-spacing: -0.03em; line-height: 1.08; margin: 0 0 var(--s-4); text-wrap: balance; }
.landing h1, .landing h3 { text-wrap: balance; }
.landing .lead { font-size: clamp(1.02rem, 1.3vw, 1.15rem); color: var(--ink-2); max-width: 48ch; line-height: 1.65; }
.kicker { font-size: var(--fs-xs); font-weight: 800; letter-spacing: var(--tracking-wide); text-transform: uppercase; color: var(--cobalt); margin: 0 0 var(--s-3); }
html[lang="ar"] .kicker { letter-spacing: 0; }

.btn-lime { background: var(--lime); color: var(--navy); border: 1px solid var(--lime); font-weight: 800; }
.btn-lime:hover { background: #E3F68E; transform: translateY(-1px); box-shadow: 0 10px 28px -12px rgba(214, 241, 107, .6); }
.text-link { display: inline-flex; align-items: center; gap: var(--s-2); font-weight: 700; color: inherit; text-decoration: none; border-bottom: 1px solid currentColor; padding-bottom: 2px; }
.text-link .icon { width: 16px; height: 16px; }
html[dir="rtl"] .text-link .icon-flip { transform: scaleX(-1); }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(247, 245, 239, .94); border-bottom: 1px solid var(--line); backdrop-filter: saturate(1.4) blur(8px); }
.site-header .inner { display: flex; align-items: center; gap: var(--s-5); min-height: 68px; }
.site-nav { display: flex; gap: var(--s-1); margin-inline-start: auto; }
.site-nav a { padding: var(--s-2) var(--s-3); border-radius: var(--r-pill); color: var(--ink-2); font-size: var(--fs-sm); font-weight: 600; text-decoration: none; transition: color var(--dur-fast) var(--ease-out), background-color var(--dur-fast) var(--ease-out); }
.site-nav a:hover { color: var(--navy); background: rgba(16, 29, 53, .05); }
.site-actions { display: flex; align-items: center; gap: var(--s-2); }

/* ---------- Phones (real app screenshots) ---------- */
.phone { margin: 0; position: relative; border-radius: 44px; padding: 9px; background: #0B1426;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, .08) inset, 0 2px 4px rgba(16, 29, 53, .18), 0 40px 80px -30px rgba(16, 29, 53, .55); }
.phone img { display: block; width: 100%; height: auto; border-radius: 36px; }

/* ---------- Hero ---------- */
.lp-hero { background: var(--navy); color: var(--white); position: relative; overflow: hidden; }
.lp-hero::after { content: ""; position: absolute; inset: auto -10% -40% 30%; height: 70%; background: radial-gradient(closest-side, rgba(49, 91, 250, .35), transparent); pointer-events: none; }
.lp-hero > .inner { display: grid; grid-template-columns: 1.2fr .8fr; gap: clamp(24px, 4vw, 64px); align-items: center; padding-block: clamp(48px, 7vw, 96px) clamp(32px, 4vw, 56px); position: relative; z-index: 1; }
.lp-hero h1 { font-size: clamp(2.5rem, 5vw, 4.1rem); letter-spacing: -0.04em; line-height: 1.02; margin: var(--s-3) 0 var(--s-5); }
.lp-hero h1 .line { display: block; }
.lp-hero h1 .lime { color: var(--lime); }
.lp-hero .eyebrow { color: rgba(255, 255, 255, .7); }
.lp-hero .lead { color: rgba(255, 255, 255, .78); }
.lp-hero .btn-outline, .lp-cta .btn-outline { color: var(--white); border-color: rgba(255, 255, 255, .35); }
.lp-hero .btn-outline:hover { border-color: var(--white); background: rgba(255, 255, 255, .06); }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-3); margin-top: var(--s-6); }
.hero-store { display: flex; align-items: center; gap: var(--s-4); margin-top: var(--s-6); padding-top: var(--s-5); border-top: 1px solid rgba(255, 255, 255, .12); color: rgba(255, 255, 255, .62); font-size: var(--fs-sm); }
.store-badge { display: inline-block; line-height: 0; border-radius: 10px; transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-base) var(--ease-out); }
.store-badge img { height: 48px; width: auto; }
.store-badge.is-large img { height: 56px; }
.store-badge:hover { transform: translateY(-1px); }
.on-dark .store-badge img { box-shadow: 0 0 0 1px rgba(255, 255, 255, .35); border-radius: 9px; }
.store-badge:focus-visible { outline: none; box-shadow: var(--focus); }

.lp-hero-visual { position: relative; height: clamp(440px, 46vw, 600px); }
.lp-hero-visual .phone { position: absolute; width: clamp(200px, 19vw, 270px); }
.lp-hero-visual .phone-back { inset-inline-start: 4%; top: 6%; opacity: .55; transform: scale(.92); }
.lp-hero-visual .phone-front { inset-inline-end: 8%; top: 0; }
.float-note { position: absolute; inset-inline-start: 0; bottom: 12%; margin: 0; background: var(--white); color: var(--navy); border-radius: var(--r-md); padding: var(--s-3) var(--s-4); font-size: var(--fs-sm); font-weight: 600; box-shadow: 0 24px 48px -20px rgba(0, 0, 0, .5); display: flex; align-items: baseline; gap: var(--s-2); }
.float-note strong { font-size: 1.6rem; letter-spacing: -0.03em; color: var(--navy); }
.float-note::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 0 3px rgba(214, 241, 107, .35); align-self: center; }

.proof { position: relative; z-index: 1; max-width: 1200px; margin: 0 auto; padding: var(--s-5) clamp(16px, 4vw, 40px) clamp(40px, 5vw, 64px); display: grid; grid-template-columns: repeat(4, 1fr); }
.proof > div { padding: var(--s-4) var(--s-5); border-inline-start: 1px solid rgba(255, 255, 255, .14); }
.proof > div:first-child { border-inline-start: 0; padding-inline-start: 0; }
.proof dt { font-size: var(--fs-sm); color: rgba(255, 255, 255, .6); order: 2; }
.proof dd { margin: 0 0 var(--s-1); font-size: clamp(1.6rem, 2.6vw, 2.2rem); font-weight: 800; letter-spacing: -0.03em; }
.proof div { display: flex; flex-direction: column-reverse; }

/* ---------- Feature splits ---------- */
.lp-split > .inner { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(32px, 6vw, 96px); align-items: center; padding-block: clamp(64px, 9vw, 128px); }
.lp-split.is-reversed > .inner { grid-template-columns: 1.15fr .85fr; }
.lp-split.is-reversed .split-visual { order: 2; }
.split-visual { display: flex; justify-content: center; }
.split-visual .phone { width: min(300px, 70vw); }
.split-visual.pair { gap: var(--s-5); }
.split-visual.pair .phone { width: min(260px, 42vw); }
.split-visual.pair .phone-offset { margin-top: 72px; }
.lp-split + .lp-split > .inner { border-top: 1px solid var(--line); }

.tool-list { list-style: none; counter-reset: tool; margin: var(--s-6) 0 0; padding: 0; display: grid; gap: 0; }
.tool-list li { counter-increment: tool; display: grid; grid-template-columns: 44px 1fr; column-gap: var(--s-3); padding: var(--s-4) 0; border-top: 1px solid var(--line); }
.tool-list li::before { content: counter(tool, decimal-leading-zero); grid-row: span 2; font-size: var(--fs-xs); font-weight: 800; color: var(--cobalt); letter-spacing: .08em; padding-top: 3px; }
.tool-list strong { font-size: var(--fs-md); color: var(--navy); }
.tool-list span { color: var(--ink-3); font-size: var(--fs-sm); margin-top: 2px; }

.rationale { margin-top: var(--s-6); background: var(--white); border: 1px solid var(--line); border-radius: var(--r-lg); padding: var(--s-5); box-shadow: var(--shadow-lift); font-size: var(--fs-sm); color: var(--ink-2); max-width: 520px; }
.rationale p { margin: 0 0 var(--s-3); line-height: 1.6; }
.rationale p:last-child { margin-bottom: 0; }
.rationale b { display: block; font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: .12em; color: var(--navy); margin-bottom: 2px; }
html[lang="ar"] .rationale b { letter-spacing: 0; }
.rationale-head { display: flex; align-items: center; gap: var(--s-2); font-weight: 700; color: var(--ink-3); padding-bottom: var(--s-3); border-bottom: 1px solid var(--line); }
.rationale-head .q { background: var(--navy); color: var(--lime); border-radius: 6px; padding: 2px 8px; font-size: var(--fs-xs); font-weight: 800; }
.chip { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; font-size: 11px; font-weight: 800; margin-inline-end: 2px; }
.chip.ok { background: var(--success-bg); color: var(--success); }
.chip.no { background: var(--ivory); color: var(--ink-3); border: 1px solid var(--line); }

/* ---------- Tracks ---------- */
.lp-tracks { background: var(--white); border-block: 1px solid var(--line); }
.lp-tracks > .inner { display: grid; grid-template-columns: 1fr 1fr 280px; grid-template-areas: "copy copy visual" "sat est visual"; gap: var(--s-6) clamp(24px, 4vw, 48px); padding-block: clamp(64px, 9vw, 120px); align-items: start; }
.tracks-copy { grid-area: copy; }
.track:not(.is-est) { grid-area: sat; }
.track.is-est { grid-area: est; }
.tracks-visual { grid-area: visual; align-self: center; }
.tracks-visual .phone { width: 100%; max-width: 280px; }
.track { border-top: 2px solid var(--navy); padding-top: var(--s-4); }
.track.is-est { border-top-color: var(--cobalt); }
.track-name { font-size: var(--fs-xs); font-weight: 800; letter-spacing: var(--tracking-wide); color: var(--ink-3); margin: 0; }
.track h3 { font-size: var(--fs-xl); margin: var(--s-1) 0 var(--s-4); letter-spacing: -0.02em; }
.track ul { list-style: none; margin: 0; padding: 0; }
.track li { padding: var(--s-2) 0; border-bottom: 1px dashed var(--line); color: var(--ink-2); font-size: var(--fs-sm); }
.track-foot { margin: var(--s-4) 0 0; font-size: var(--fs-sm); font-weight: 700; color: var(--navy); }

/* ---------- Parents ---------- */
.lp-parents > .inner { display: grid; grid-template-columns: 1.2fr .8fr; gap: clamp(32px, 6vw, 96px); align-items: center; padding-block: clamp(64px, 9vw, 128px); }
.parents-visual { display: flex; justify-content: center; }
.parents-visual .phone { width: min(290px, 70vw); transform: rotate(-2deg); }
html[dir="rtl"] .parents-visual .phone { transform: rotate(2deg); }
.check-list { list-style: none; margin: var(--s-6) 0 0; padding: 0; display: grid; gap: var(--s-3); }
.check-list li { display: flex; gap: var(--s-3); align-items: flex-start; color: var(--ink-2); }
.check-list .icon { flex: none; width: 22px; height: 22px; padding: 4px; border-radius: 50%; background: var(--navy); color: var(--lime); margin-top: 1px; }

/* ---------- Steps ---------- */
.lp-steps { background: var(--white); border-block: 1px solid var(--line); }
.lp-steps > .inner { padding-block: clamp(56px, 8vw, 104px); }
.lp-steps ol { list-style: none; margin: var(--s-6) 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(24px, 4vw, 56px); }
.lp-steps li { position: relative; padding-top: var(--s-5); border-top: 1px solid var(--line-strong); }
.step-n { position: absolute; top: -15px; inset-inline-start: 0; width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; background: var(--navy); color: var(--lime); font-weight: 800; font-size: var(--fs-sm); }
.lp-steps h3 { font-size: var(--fs-lg); margin: var(--s-2) 0 var(--s-2); }
.lp-steps p { margin: 0; color: var(--ink-3); font-size: var(--fs-sm); line-height: 1.6; }

/* ---------- App ---------- */
.lp-app { background: linear-gradient(160deg, var(--navy) 0%, var(--navy-700) 100%); color: var(--white); overflow: hidden; }
.lp-app > .inner { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: center; padding-block: clamp(64px, 8vw, 104px) 0; }
.lp-app .kicker { color: var(--lime); }
.lp-app .lead { color: rgba(255, 255, 255, .75); }
.app-name { font-weight: 700; color: rgba(255, 255, 255, .9); margin: 0 0 var(--s-3); }
.app-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-5); margin-top: var(--s-6); padding-bottom: clamp(48px, 7vw, 96px); }
.app-actions .text-link { color: rgba(255, 255, 255, .85); }
.app-visual { position: relative; height: clamp(380px, 40vw, 520px); align-self: end; }
.app-visual .phone { position: absolute; width: clamp(190px, 18vw, 250px); }
.app-visual .phone-back { inset-inline-start: 6%; top: 18%; opacity: .6; }
.app-visual .phone-front { inset-inline-end: 10%; top: 4%; }

/* ---------- FAQ ---------- */
.lp-faq > .inner { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(32px, 6vw, 96px); padding-block: clamp(64px, 9vw, 120px); align-items: start; }
.faq-list { border-top: 1px solid var(--line-strong); }
.faq-list details { border-bottom: 1px solid var(--line-strong); }
.faq-list summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: var(--s-4); padding: var(--s-5) 0; font-weight: 700; font-size: var(--fs-lg); color: var(--navy); }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: ""; flex: none; width: 12px; height: 12px; border-inline-end: 2px solid var(--cobalt); border-bottom: 2px solid var(--cobalt); transform: rotate(45deg) translate(-3px, -3px); transition: transform var(--dur-base) var(--ease-out); }
.faq-list details[open] summary::after { transform: rotate(225deg) translate(-3px, -3px); }
.faq-list summary:focus-visible { outline: none; box-shadow: var(--focus); border-radius: var(--r-sm); }
.faq-list details p { margin: 0 0 var(--s-5); color: var(--ink-2); line-height: 1.7; max-width: 60ch; }
.faq-list details[open] p { animation: rise 360ms var(--ease-out-expo) both; }

/* ---------- Closing CTA ---------- */
.lp-cta { background: var(--navy); color: var(--white); position: relative; overflow: hidden; }
.lp-cta > .inner { position: relative; z-index: 1; padding-block: clamp(64px, 8vw, 104px); }
.lp-cta h2 { max-width: 16ch; }
.lp-cta .hero-pattern { opacity: .35; }
.lp-hero .hero-pattern { opacity: .35; inset-inline-end: -180px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ivory); border-top: 1px solid var(--line); font-size: var(--fs-sm); color: var(--ink-3); }
.site-footer .inner { display: grid; grid-template-columns: 1.2fr 1fr; gap: var(--s-5) var(--s-7); padding-block: var(--s-7); }
.footer-brand p { margin: var(--s-3) 0 0; max-width: 34ch; }
.footer-links { display: flex; flex-wrap: wrap; gap: var(--s-2) var(--s-5); align-content: start; justify-content: flex-end; }
.footer-links a { color: var(--ink-2); text-decoration: none; font-weight: 600; }
.footer-links a:hover { color: var(--cobalt); }
.footer-legal { grid-column: 1 / -1; display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--s-3); padding-top: var(--s-5); border-top: 1px solid var(--line); }
.footer-legal p { margin: 0; }

/* ---------- Motion: the hero settles in, sections rise once as they arrive ---------- */
.lp-hero .eyebrow { animation: fade 700ms var(--ease-out) 80ms both; }
.lp-hero h1 .line { animation: reveal-line 820ms var(--ease-out-expo) both; }
.lp-hero h1 .line:nth-child(1) { animation-delay: 140ms; }
.lp-hero h1 .line:nth-child(2) { animation-delay: 300ms; }
.lp-hero .lead { animation: rise 760ms var(--ease-out-expo) 440ms both; }
.lp-hero .hero-actions { animation: rise 760ms var(--ease-out-expo) 540ms both; }
.lp-hero .hero-store { animation: fade 900ms var(--ease-out) 700ms both; }
.lp-hero-visual .phone-front { animation: phone-in 1000ms var(--ease-out-expo) 260ms both; }
.lp-hero-visual .phone-back { animation: phone-in-back 1000ms var(--ease-out-expo) 420ms both; }
.float-note { animation: rise 760ms var(--ease-out-expo) 900ms both; }
.proof > div { animation: rise 700ms var(--ease-out-expo) both; }
.proof > div:nth-child(1) { animation-delay: 600ms; }
.proof > div:nth-child(2) { animation-delay: 680ms; }
.proof > div:nth-child(3) { animation-delay: 760ms; }
.proof > div:nth-child(4) { animation-delay: 840ms; }
@keyframes phone-in { from { opacity: 0; transform: translateY(40px); } }
@keyframes phone-in-back { from { opacity: 0; transform: translateY(56px) scale(.92); } }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity 700ms var(--ease-out-expo), transform 900ms var(--ease-out-expo); }
.reveal.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .landing *, .landing *::before, .landing *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .site-nav { display: none; }
  .site-actions { margin-inline-start: auto; }
  .lp-tracks > .inner { grid-template-columns: 1fr 1fr; grid-template-areas: "copy copy" "sat est"; }
  .tracks-visual { display: none; }
}
@media (max-width: 860px) {
  .lp-hero > .inner, .lp-split > .inner, .lp-split.is-reversed > .inner, .lp-parents > .inner,
  .lp-app > .inner, .lp-faq > .inner { grid-template-columns: 1fr; }
  .lp-split.is-reversed .split-visual { order: 0; }
  .lp-split .split-copy { order: -1; }
  .lp-hero-visual { height: 420px; max-width: 420px; width: 100%; margin-inline: auto; }
  .lp-hero-visual .phone { width: 200px; }
  .proof { grid-template-columns: repeat(2, 1fr); row-gap: var(--s-2); }
  .proof > div:nth-child(3) { border-inline-start: 0; padding-inline-start: 0; }
  .lp-steps ol { grid-template-columns: 1fr; gap: var(--s-6); }
  .app-visual { height: 360px; max-width: 420px; width: 100%; margin-inline: auto; }
  .site-footer .inner { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; }
}
@media (max-width: 560px) {
  .site-actions .btn-ghost { display: none; }
  .lp-tracks > .inner { grid-template-columns: 1fr; grid-template-areas: "copy" "sat" "est"; }
  .hero-store { flex-direction: column; align-items: flex-start; gap: var(--s-3); }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .split-visual.pair .phone-offset { margin-top: 40px; }
  .float-note { bottom: 4%; }
}