/* المسبار landing page.
   One theme (dark), one accent (gold), one radius rule:
   surfaces 14px, interactive elements full pill. */

@font-face{font-family:"Plex Arabic";font-weight:300;font-display:swap;src:url("/assets/fonts/IBMPlexSansArabic-Light.woff2") format("woff2")}
@font-face{font-family:"Plex Arabic";font-weight:400;font-display:swap;src:url("/assets/fonts/IBMPlexSansArabic-Regular.woff2") format("woff2")}
@font-face{font-family:"Plex Arabic";font-weight:500;font-display:swap;src:url("/assets/fonts/IBMPlexSansArabic-Medium.woff2") format("woff2")}
@font-face{font-family:"Plex Arabic";font-weight:600;font-display:swap;src:url("/assets/fonts/IBMPlexSansArabic-SemiBold.woff2") format("woff2")}
@font-face{font-family:"Plex Arabic";font-weight:700;font-display:swap;src:url("/assets/fonts/IBMPlexSansArabic-Bold.woff2") format("woff2")}

:root{
  --bg:#050506;
  --surface:#0e0e11;
  --ink:#F5F5F7;
  --muted:#A8A8AE;
  --dim:#9A9AA0;
  --gold:#D9B26A;
  --line:rgba(245,245,247,.13);
  --r:14px;
  --pad:clamp(20px,5vw,72px);
  --max:1360px;
  --out:cubic-bezier(.16,1,.3,1);
  /* z scale: content 1, nav 50, progress 60, dialog top layer */
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);color:var(--ink);
  font-family:"Plex Arabic",system-ui,-apple-system,"Segoe UI",Tahoma,sans-serif;
  font-weight:300;font-size:18px;line-height:1.75;letter-spacing:0;
  overflow-x:clip;-webkit-font-smoothing:antialiased;
}
img,video{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-weight:700;line-height:1.25;letter-spacing:0;text-wrap:balance}
p{text-wrap:pretty}
.hero-sub,.closing-copy p,.arabic-line{text-wrap:balance}
:focus-visible{outline:2px solid var(--gold);outline-offset:4px;border-radius:6px}
.skip{position:absolute;inset-inline-start:16px;top:-80px;background:var(--gold);color:#0b0b0d;padding:10px 18px;border-radius:999px;font-weight:600;z-index:70}
.skip:focus{top:12px}

/* reading-line progress */
.progress{position:fixed;inset:0 0 auto 0;height:2px;background:var(--gold);transform:scaleX(0);transform-origin:right center;z-index:60;pointer-events:none}

/* gold reading line used as the page's spine */
.rule{display:block;height:2px;background:var(--gold);transform-origin:right center}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;
  font:600 17px/1 "Plex Arabic",system-ui,sans-serif;
  padding:17px 30px;border-radius:999px;border:1px solid transparent;cursor:pointer;
  transition:transform .25s var(--out),background-color .25s var(--out),border-color .25s var(--out),color .25s var(--out);
}
.btn:active{transform:scale(.97)}
.btn-gold{background:var(--gold);color:#0b0b0d}
@media (hover:hover){.btn-gold:hover{background:#e6c482}}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink)}
.btn-sm{padding:12px 20px;font-size:15px}
.btn-lg{padding:21px 40px;font-size:19px}

/* nav: floating, brand at the start, link pill in the centre, action at the end */
.nav{
  position:sticky;top:14px;z-index:50;height:76px;
  width:min(1320px,calc(100% - 2 * clamp(12px,3vw,40px)));margin:14px auto 0;
  display:flex;align-items:center;justify-content:space-between;gap:20px;padding:0 clamp(18px,3vw,44px);
  /* no bar behind it: only the link pill and the action carry a surface */
  background:transparent;pointer-events:none;
}
.nav > *{pointer-events:auto}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:24px;line-height:1;min-height:48px}
.nav .brand{padding:6px 16px 6px 14px;border-radius:999px;background:rgba(6,6,7,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid rgba(245,245,247,.1)}
.nav-links{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  display:flex;gap:2px;padding:6px;border-radius:999px;
  background:rgba(6,6,7,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid rgba(245,245,247,.12);
  font-size:16px;font-weight:400;color:var(--muted);
}
.nav-links a{padding:9px 20px;border-radius:999px;white-space:nowrap;border:1px solid transparent;transition:color .25s var(--out),background-color .25s var(--out),border-color .25s var(--out)}
.nav-links a:hover{color:var(--ink)}
.nav-links a.active{color:var(--ink);background:#1d1d20;border-color:rgba(245,245,247,.16)}
.btn-nav{
  padding:13px 24px;font-size:15.5px;font-weight:500;color:var(--ink);
  background:rgba(20,20,22,.9);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid rgba(245,245,247,.2);box-shadow:0 0 0 5px rgba(10,10,11,.85);
}
@media (hover:hover){.btn-nav:hover{border-color:var(--gold);color:var(--gold)}}

/* hero: centred, glowing wordmark */
.hero{
  position:relative;isolation:isolate;overflow:hidden;
  min-height:calc(100dvh - 90px);padding:clamp(28px,5vh,64px) var(--pad) clamp(40px,7vh,88px);
  display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
}
/* warm haze behind the word */
.hero::before{
  content:"";position:absolute;z-index:-1;left:50%;top:46%;width:min(1500px,130vw);aspect-ratio:2/1;transform:translate(-50%,-50%);
  background:radial-gradient(closest-side,rgba(217,150,70,.34),rgba(217,130,50,.12) 55%,transparent 100%);
  opacity:var(--glow,1);pointer-events:none;will-change:opacity;
}
.hero-title{display:flex;flex-direction:column;align-items:center}
.hero-slogan{font-weight:500;font-size:clamp(1.5rem,3.1vw,2.9rem);line-height:1.4;color:var(--ink)}
.hero-word{
  --glow:1;position:relative;display:block;
  font-size:clamp(6.2rem,25vw,23rem);line-height:1.12;font-weight:700;color:#fffaf0;
  margin-top:-.04em;
}
.hero-word::after{
  content:attr(data-text);position:absolute;inset:0;color:transparent;pointer-events:none;opacity:var(--glow);will-change:opacity;
  text-shadow:
    0 0 .035em rgba(255,244,222,.95),
    0 0 .11em rgba(255,214,150,.85),
    0 0 .26em rgba(232,170,90,.75),
    0 0 .55em rgba(217,140,60,.55),
    0 0 1.1em rgba(200,110,40,.38);
}
.hero-sub{font-size:clamp(1.05rem,1.45vw,1.3rem);font-weight:400;color:var(--muted);max-width:44ch;margin-top:clamp(16px,3.2vh,36px)}
.hero-cta{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-top:clamp(22px,3.5vh,36px)}

/* hero entrance runs in CSS so the first paint never waits on a script */
@keyframes rise{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
@keyframes wordIn{from{transform:scale(.94)}to{transform:none}}
@keyframes navIn{from{opacity:0;transform:translateY(-40px)}to{opacity:1;transform:none}}
@keyframes glowIn{from{opacity:0}to{opacity:1}}
@keyframes breathe{from{opacity:1}to{opacity:.68}}
@media (prefers-reduced-motion: no-preference){
  .nav{animation:navIn .7s var(--out) both}
  .hero-slogan{animation:rise .7s var(--out) .05s both}
  .hero-word{animation:wordIn .9s var(--out) .15s both}
  .hero-word::after,.hero::before{animation:glowIn 1.3s ease-out .45s both,breathe 3.2s ease-in-out 2s infinite alternate}
  .hero-sub{animation:rise .6s var(--out) .35s both}
  .hero-cta .btn{animation:rise .6s var(--out) .45s both}
  .hero-cta .btn + .btn{animation-delay:.52s}
}

/* shared section heading */
.section-title{font-size:clamp(2rem,4.4vw,3.9rem);max-width:17ch;margin-bottom:clamp(36px,6vw,72px)}

/* the question (pinned) */
.question{min-height:100dvh;display:grid;place-items:center;padding:96px var(--pad)}
.question-inner{max-width:1100px;width:100%}
.question-title{font-size:clamp(2.4rem,6.2vw,5.6rem);display:grid;gap:.1em;margin-bottom:clamp(32px,5vw,64px)}
.question-title .q2{color:var(--gold)}
.specimen{font-size:clamp(1.05rem,1.75vw,1.5rem);line-height:2.1;color:var(--ink);font-weight:300;text-align:justify}
.specimen .sw{position:relative;display:inline-block;--bar:0}
.specimen .sw::after{
  content:"";position:absolute;inset-inline:6%;top:54%;height:3px;border-radius:3px;
  background:var(--dim);opacity:var(--bar);
}
.specimen .sw.g::after{background:var(--gold)}
.specimen .sw.dot::after{inset-inline:38%;height:5px;border-radius:50%}

/* how it works (horizontal pan on desktop) */
.how{overflow:visible}
.how-track{display:flex;align-items:center;height:100dvh;width:max-content;padding-inline:var(--pad);gap:clamp(40px,7vw,120px)}
.how-panel{flex:0 0 auto;width:min(78vw,980px);display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1fr);gap:clamp(24px,4vw,64px);align-items:center}
.how-panel img{border-radius:var(--r);border:1px solid var(--line);width:100%;max-height:68dvh;object-fit:cover}
.how-panel h3{font-size:clamp(1.9rem,3.6vw,3.3rem);margin-bottom:16px}
.how-panel p{color:var(--muted);font-size:clamp(1.02rem,1.35vw,1.25rem);max-width:30ch}
.how-intro{display:block;width:min(70vw,720px)}
.how-intro h2{font-size:clamp(2.2rem,5vw,4.6rem);margin-bottom:22px;max-width:12ch}

/* arabic (pinned kinetic type) */
.arabic{min-height:100dvh;overflow:visible}
.arabic-stage{position:relative;height:100dvh;display:grid;place-items:center;overflow:hidden}
.arabic-hero{position:relative;margin-top:12vh;font-size:clamp(5rem,19vw,19rem);line-height:1.2;text-align:center}
.arabic-hero span{display:block}
.arabic-hero .ar-b{position:absolute;inset:0;opacity:0}
.sat{
  position:absolute;top:calc(50% + var(--y) + 6vh);left:calc(50% + var(--x));margin:0;white-space:nowrap;
  font-size:clamp(1.25rem,3vw,3.2rem);font-weight:300;color:var(--muted);
  transform:translate(-50%,-50%);
}
.sat-gold{color:var(--gold);font-weight:500}
.arabic-line{position:absolute;top:clamp(136px,23vh,250px);inset-inline:var(--pad);text-align:center;margin-inline:auto;max-width:46ch;color:var(--muted);font-size:clamp(1.02rem,1.45vw,1.3rem)}

/* uses (bento: 2 cells over 1 wide cell) */
.uses{max-width:var(--max);margin:0 auto;padding:clamp(88px,13vw,180px) var(--pad)}
.bento{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:18px}
.cell{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px 22px 30px;overflow:hidden}
.cell-media{border-radius:10px;overflow:hidden;margin-bottom:26px;aspect-ratio:16/9;background:var(--bg)}
.cell-media img{width:100%;height:100%;object-fit:cover;transition:transform .9s var(--out)}
.cell:hover .cell-media img{transform:scale(1.035)}
.cell h3{font-size:clamp(1.45rem,2.3vw,2.1rem);margin-bottom:10px}
.cell p{color:var(--muted);max-width:44ch}
.cell-b .cell-media{aspect-ratio:4/3.3}
.cell-b .cell-media img{object-position:50% 30%}
.cell-c{grid-column:1/-1;display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:clamp(22px,4vw,56px);align-items:center;padding-bottom:22px}
.cell-c .cell-media{margin-bottom:0}

/* report (split) */
.report{max-width:var(--max);margin:0 auto;padding:0 var(--pad) clamp(88px,13vw,180px);display:grid;grid-template-columns:minmax(0,.86fr) minmax(0,1fr);gap:clamp(32px,7vw,120px);align-items:center}
.report-media img{border-radius:var(--r);border:1px solid var(--line);width:100%}
.report-copy h2{font-size:clamp(2.4rem,5.4vw,4.8rem);margin-bottom:clamp(28px,4vw,48px)}
.lines{list-style:none;display:grid;gap:26px}
.lines li{display:grid;gap:4px}
.lines .rule{width:100%;margin-bottom:18px;height:1px}
.lines strong{font-size:clamp(1.3rem,2vw,1.8rem);font-weight:600}
.lines li>span:last-child{color:var(--muted)}
.note{margin-top:38px;padding:20px 24px;border-radius:var(--r);background:var(--surface);border:1px solid var(--line);color:var(--muted);font-size:1rem}

/* faq */
.faq{max-width:980px;margin:0 auto;padding:0 var(--pad) clamp(88px,13vw,180px)}
.faq .section-title{margin-bottom:clamp(24px,4vw,44px)}
.faq-list{display:grid;gap:12px}
details{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);transition:border-color .3s var(--out)}
details[open],details:hover{border-color:rgba(217,178,106,.5)}
summary{list-style:none;cursor:pointer;padding:22px 26px;font-weight:500;font-size:clamp(1.08rem,1.5vw,1.3rem);display:flex;justify-content:space-between;align-items:center;gap:20px}
summary::-webkit-details-marker{display:none}
summary::after{content:"";flex:0 0 14px;height:14px;background:
  linear-gradient(var(--gold),var(--gold)) center/14px 2px no-repeat,
  linear-gradient(var(--gold),var(--gold)) center/2px 14px no-repeat;transition:transform .4s var(--out)}
details[open] summary::after{transform:rotate(45deg)}
details p{padding:0 26px 24px;color:var(--muted);max-width:68ch}

/* closing: message beside the form on wide screens */
.closing{min-height:100dvh;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:clamp(32px,6vw,96px);align-items:center;max-width:var(--max);margin:0 auto;padding:clamp(110px,14vh,150px) var(--pad) clamp(56px,8vh,96px)}
.closing-copy{display:grid;gap:20px;justify-items:start}
.closing-mark{width:clamp(56px,6vw,84px);height:auto}
.closing h2{font-size:clamp(3rem,7.4vw,7rem);color:var(--gold);line-height:1.2}
.closing p{color:var(--muted);font-size:clamp(1.05rem,1.5vw,1.3rem);max-width:30ch}

/* contact form: label above, error below, one radius rule */
.contact-form{width:100%;display:grid;grid-template-columns:1fr 1fr;gap:18px 16px;text-align:start}
.field{display:grid;gap:8px;align-content:start;scroll-margin-top:110px}
.field input,.field textarea{scroll-margin-top:140px}
.field-wide{grid-column:1/-1}
.field label{font-size:15px;font-weight:500;color:var(--ink)}
.field .opt{color:var(--dim);font-weight:300}
.field input,.field textarea{
  width:100%;font:300 17px/1.6 "Plex Arabic",system-ui,sans-serif;color:var(--ink);
  background:var(--surface);border:1px solid rgba(245,245,247,.24);border-radius:var(--r);padding:14px 16px;
  transition:border-color .25s var(--out),background-color .25s var(--out);
}
.field textarea{resize:vertical;min-height:120px}
.field input:hover,.field textarea:hover{border-color:rgba(245,245,247,.42)}
.field input:focus-visible,.field textarea:focus-visible{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(217,178,106,.25);border-radius:var(--r)}
.field [aria-invalid="true"]{border-color:#E9967A}
.help{font-size:15px;color:var(--dim);margin:0;max-width:none}
.closing .err{font-size:15px;color:#F0A58C;margin:0;max-width:none}
.hp{position:absolute;inset-inline-start:-9999px;width:1px;height:1px;overflow:hidden}
.form-foot{display:flex;flex-wrap:wrap;align-items:center;gap:14px 20px}
.closing .form-status{margin:0;font-size:16px;color:var(--muted);max-width:none}
.form-status.ok{color:var(--gold)}
.form-status.bad{color:#F0A58C}
.contact-form.sending button{opacity:.65;pointer-events:none}
.contact-form.done .field,.contact-form.done .form-foot button{display:none}
@media (max-width:640px){.contact-form{grid-template-columns:1fr}}

/* footer */
.footer{display:flex;flex-wrap:wrap;align-items:center;gap:18px 36px;padding:30px var(--pad);border-top:1px solid var(--line);font-size:15px;color:var(--dim)}
.footer .brand{font-size:20px;color:var(--ink)}
.foot-links{display:flex;flex-wrap:wrap;gap:8px 26px;margin-inline-start:auto}
.foot-links a{display:inline-flex;align-items:center;min-height:44px;color:var(--muted);transition:color .2s}
.foot-links a:hover,.foot-links a[aria-current]{color:var(--ink)}
.made{display:flex;align-items:center;gap:14px}
.closing .closing-mail{font-size:1rem;color:var(--dim)}
.closing-mail a,.form-privacy a,.doc a{color:var(--gold);text-decoration:underline;text-underline-offset:4px}
.closing .form-privacy{flex-basis:100%;margin:0;font-size:15px;color:var(--dim);max-width:none}

/* plain document pages (privacy) */
.doc{max-width:760px;margin:0 auto;padding:clamp(64px,9vh,110px) var(--pad) clamp(72px,10vh,130px)}
.doc h1{font-size:clamp(2.2rem,5vw,3.6rem);margin-bottom:10px}
.doc-meta{color:var(--dim);font-size:15px;margin-bottom:34px}
.doc h2{font-size:clamp(1.25rem,2.2vw,1.6rem);margin:38px 0 10px}
.doc p{color:var(--muted);font-weight:400;max-width:66ch}
.doc p + p{margin-top:14px}
.by{color:var(--muted);font-weight:400;letter-spacing:.01em;transition:color .2s}
.by:hover{color:var(--gold)}
.made a{display:inline-flex;align-items:center;min-height:44px}
.made img{height:24px;width:auto;opacity:.9}

/* film section */
.filmsec{max-width:var(--max);margin:0 auto;padding:clamp(72px,10vw,150px) var(--pad)}
.film-frame{position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:var(--surface);aspect-ratio:16/9;transform-origin:center top}
.film-video{width:100%;height:100%;object-fit:cover;background:#000}
.film-frame::after{content:"";position:absolute;inset:0;background:rgba(5,5,6,.62);pointer-events:none;transition:opacity .4s var(--out)}
.film-frame.playing::after{opacity:0}
.film-play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:1}
.film-play:active{transform:translate(-50%,-50%) scale(.97)}
.film-frame.playing .film-play{display:none}

/* every section fills at least one viewport, content centred */
.filmsec,.uses,.report,.faq,.closing{min-height:100dvh}
.filmsec,.uses,.faq{display:flex;flex-direction:column;justify-content:center}
.filmsec{padding-block:clamp(88px,10vh,130px)}
.film-frame{width:100%;max-width:calc((100dvh - 300px) * 16 / 9);margin-inline:auto}
.report{padding-block:clamp(88px,11vh,150px);align-content:center}
.faq{padding-block:clamp(88px,11vh,150px);width:100%}
.uses{padding-block:clamp(88px,11vh,150px)}

/* report: sized from the viewport height so the whole section fits one screen on desktop */
@media (min-width: 901px){
  .report{height:100dvh;min-height:560px;padding-block:clamp(92px,13vh,124px) clamp(20px,4vh,44px);gap:clamp(28px,5vw,88px)}
  .report-media{display:grid;place-items:center;min-height:0;height:100%}
  .report-media img{width:auto;max-width:100%;max-height:calc(100dvh - clamp(112px,17vh,168px));object-fit:contain}
  .report-copy h2{font-size:clamp(1.8rem,min(3.9vw,6.4vh),3.5rem);margin-bottom:clamp(12px,2.6vh,28px);white-space:nowrap}
  .lines{gap:clamp(8px,1.9vh,20px)}
  .lines .rule{margin-bottom:clamp(6px,1.5vh,14px)}
  .lines strong{font-size:clamp(1.05rem,min(1.6vw,2.9vh),1.45rem)}
  .lines li>span:last-child{font-size:clamp(.9rem,1.95vh,1.05rem)}
  .note{margin-top:clamp(10px,2.4vh,24px);padding:clamp(10px,1.6vh,16px) 18px;font-size:clamp(.84rem,1.8vh,.98rem);line-height:1.6}
}

/* ---------- mobile collapse (explicit per section) ---------- */
@media (max-width: 1180px){
  .nav-links a{padding:9px 13px;font-size:15px}
}
@media (max-width: 900px){
  .nav-links{display:none}
  .nav{height:66px}
  .btn-nav{padding:0 18px;min-height:48px;font-size:15px;box-shadow:0 0 0 4px rgba(10,10,11,.85)}
  /* 10: on phones the short sections size to their content */
  .filmsec,.faq{min-height:0}
  .filmsec{padding-block:96px 72px}
  .faq{padding-block:72px 96px}
  .film-frame{max-width:none}
  .how-track{flex-direction:column;align-items:stretch;height:auto;width:auto;gap:64px;padding-block:88px}
  .how-panel,.how-intro{width:100%;grid-template-columns:1fr}
  .how-panel img{max-height:none}
  .bento{grid-template-columns:1fr}
  .cell-c{grid-template-columns:1fr}
  .cell-c .cell-media{margin-bottom:22px}
  .report{grid-template-columns:1fr}
  .arabic-line{font-size:1rem}
  /* closing: message above the form */
  .closing{grid-template-columns:1fr;padding-top:112px;gap:30px}
  .closing-copy{gap:14px}
  .closing h2{font-size:clamp(2.9rem,13vw,4.4rem)}
  /* report: headline first, then the image */
  .report-copy{order:-1}
  .report-media{max-width:440px;margin-inline:auto}
  /* hero: larger name, tighter stack */
  .hero-word{font-size:clamp(6.6rem,31vw,12rem)}
  .hero-slogan{font-size:clamp(1.45rem,5.6vw,2.2rem)}
  .hero-sub{font-size:1.06rem;max-width:32ch}
  /* how it works: image and text read as one card each */
  .how-track{gap:52px;padding-block:96px 72px}
  .how-panel{gap:20px}
  .how-panel img{max-width:420px;margin-inline:auto}
  .how-intro h2{max-width:none}
  .section-title{max-width:none}
  .specimen{text-align:start;line-height:2}
  .footer{justify-content:center;text-align:center}
  .made{margin-inline-start:0}
  .foot-links{margin-inline-start:0;justify-content:center}
}
@media (max-width: 520px){
  body{font-size:17px}
  :root{--pad:20px}
  .btn{padding:16px 22px}
  .hero-cta{width:100%}
  .hero-cta .btn{flex:1 1 0}
  .nav{top:10px;margin-top:10px;height:62px;padding:0 14px}
  .brand{font-size:21px}
  .brand img{width:28px;height:28px}
  .btn-nav{padding:0 16px;min-height:48px;font-size:15px}
  .nav .brand{padding:4px 12px 4px 10px}
  .hero-cta .btn{flex:1 1 100%}
  .cell{padding:14px 14px 24px}
  .cell-media{margin-bottom:18px}
  summary{padding:18px 18px}
  details p{padding:0 18px 20px}
  .note{padding:16px 18px}
  .field input,.field textarea{font-size:16px}
  .form-foot .btn{width:100%}
  .film-frame{border-radius:12px}
  .filmsec .section-title{margin-bottom:24px}
  .arabic-hero{font-size:clamp(4.6rem,26vw,8rem)}
  .sat{font-size:1.2rem}
}

/* ---------- short landscape screens (phones on their side): size from the height ---------- */
@media (max-height: 520px) and (orientation: landscape){
  .hero{padding-block:10px 18px}
  .hero-word{font-size:min(31vw,36vh);line-height:1.05}
  .hero-slogan{font-size:clamp(1.05rem,5.6vh,1.6rem)}
  .hero-sub{font-size:.95rem;margin-top:6px;max-width:60ch}
  .hero-cta{margin-top:12px;width:auto}
  .hero-cta .btn{flex:0 0 auto;padding:11px 22px;font-size:15px}
  .question{padding:76px var(--pad) 14px;min-height:100dvh}
  .question-title{font-size:clamp(1.5rem,9vh,2.4rem);margin-bottom:10px}
  .specimen{font-size:.98rem;line-height:1.75}
  .filmsec{min-height:0;padding-block:84px 28px}
  .filmsec .section-title{font-size:1.5rem;margin-bottom:12px}
  .film-frame{max-width:calc((100dvh - 150px) * 16 / 9)}
  .arabic-hero{font-size:min(19vw,40vh);margin-top:30vh}
  .arabic-line{top:74px;font-size:.92rem;max-width:74ch}
  .sat{font-size:1.05rem}
  .faq{min-height:0}
}

/* ---------- very tall viewports (search-engine renderers): plain stacked page, nothing pinned ---------- */
@media (min-height: 1401px){
  .hero,.question,.arabic,.arabic-stage,.filmsec,.uses,.report,.faq,.closing{min-height:0;height:auto}
  .hero{padding-block:140px 120px}
  .question,.filmsec,.uses,.faq,.closing{padding-block:120px}
  .report{padding-block:120px}
  .arabic-stage{padding-block:160px 120px;display:block;text-align:center}
  .arabic-hero{margin-top:0}
  .arabic-hero .ar-a{display:none}
  .arabic-hero .ar-b{position:static;opacity:1}
  .arabic-line{position:static;margin:0 auto 40px}
  .sat{display:none}
  .how-track{flex-direction:column;align-items:stretch;height:auto;width:auto;gap:80px;padding-block:120px;max-width:var(--max);margin-inline:auto}
  .how-panel,.how-intro{width:100%}
  .film-frame{max-width:1100px}
}

/* ---------- reduced motion: everything lands in its final state ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
  .progress{display:none}
  .how-track{flex-direction:column;align-items:stretch;height:auto;width:auto;gap:64px;padding-block:88px}
  .how-panel,.how-intro{width:100%}
  .arabic-hero .ar-a{display:none}
  .arabic-hero .ar-b{position:static;opacity:1}
  .sat{display:none}
}