:root{
  --bg:#07111f;
  --panel:#0d1b2a;
  --panel2:#10263c;
  --text:#f4f8fb;
  --muted:#b9c8d6;
  --accent:#50b8e8;
  --line:rgba(255,255,255,.10);
  --shadow:0 20px 60px rgba(0,0,0,.28);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,Segoe UI,Tahoma,Arial,sans-serif;
  background:
    radial-gradient(circle at 15% 5%, rgba(80,184,232,.18), transparent 28%),
    radial-gradient(circle at 95% 15%, rgba(30,104,180,.16), transparent 24%),
    var(--bg);
  color:var(--text);
  line-height:1.75;
}
main{display:flex;flex-direction:column}.hero{order:1}#install{order:2}#requirements{order:3}#about{order:4}#security{order:5}
a{color:inherit;text-decoration:none}
.wrap{width:min(1120px,calc(100% - 32px));margin:auto}
.topbar{
  position:sticky;top:0;z-index:20;
  backdrop-filter:blur(14px);
  background:rgba(7,17,31,.78);
  border-bottom:1px solid var(--line);
}
.nav{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.3px}
.brand img{width:42px;height:42px;border-radius:12px;background:#fff;padding:4px}
.navlinks{display:flex;gap:22px;color:var(--muted);font-size:14px}
.navlinks a:hover{color:#fff}
.hero{padding:88px 0 56px}
.hero-simple{display:grid;gap:30px}.cover-image{display:block;width:100%;aspect-ratio:2/1;object-fit:cover;border-radius:28px;border:1px solid var(--line);box-shadow:var(--shadow)}
.hero-copy{text-align:center;max-width:900px;margin:auto}.hero-copy .lead{margin-inline:auto}.hero-copy h1{font-size:clamp(38px,6vw,66px)}
.store-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:28px auto 0;max-width:820px;text-align:right}
.store-link-card{display:flex;align-items:center;gap:14px;min-height:104px;padding:18px;border-radius:20px;border:1px solid var(--line);background:rgba(255,255,255,.05)}
.store-link-card.web-store{border-color:rgba(80,184,232,.38);background:rgba(80,184,232,.11)}.store-link-card.pending-store{opacity:.78}
.store-mark{display:grid;place-items:center;flex:0 0 54px;width:54px;height:54px;border-radius:16px;background:#fff;color:#07111f;font-size:27px}
.store-link-card div{display:grid}.store-link-card small{color:var(--muted)}.store-link-card strong{font-size:19px}.store-link-card em{color:var(--muted);font-size:12px;font-style:normal}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:56px;align-items:center}
.kicker{color:var(--accent);font-weight:700;letter-spacing:1.5px;font-size:13px}
h1{font-size:clamp(42px,7vw,76px);line-height:1.03;margin:14px 0 16px}
.lead{font-size:clamp(18px,2.2vw,23px);color:var(--muted);max-width:760px}
.hero-card{
  border:1px solid var(--line);
  border-radius:28px;
  padding:34px;
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.025));
  box-shadow:var(--shadow);
}
.hero-card img{display:block}
.brand-showcase{position:relative;padding:14px 14px 30px;overflow:hidden}
.hero-card .hero-banner{width:100%;height:auto;aspect-ratio:2/1;object-fit:cover;border-radius:20px;margin-bottom:26px}
.hero-card .app-icon-preview{position:absolute;top:calc(50% - 50px);left:32px;width:92px;height:92px;object-fit:cover;border:4px solid rgba(255,255,255,.85);border-radius:24px;box-shadow:0 12px 30px rgba(0,0,0,.35);background:#071b31}
.brand-showcase .kicker,.brand-showcase h2,.brand-showcase p{margin-inline:20px}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0}
.badge{border:1px solid var(--line);padding:8px 12px;border-radius:999px;color:var(--muted);font-size:13px}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:50px;padding:0 18px;border-radius:14px;border:1px solid var(--line);
  background:#fff;color:#07111f;font-weight:800;cursor:pointer;
}
.btn.secondary{background:transparent;color:#fff}
.btn.soft{background:rgba(80,184,232,.10);color:#dff5ff;border-color:rgba(80,184,232,.28)}
.btn.disabled{opacity:.6;cursor:not-allowed}
section{padding:54px 0}
.section-title{font-size:clamp(28px,4vw,42px);margin:0 0 10px}
.section-copy{color:var(--muted);max-width:820px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}
.card{
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:20px;padding:24px;
}
.card h3{margin:4px 0 10px;font-size:20px}
.card p{color:var(--muted);margin:0}
.security{
  background:linear-gradient(135deg,rgba(80,184,232,.13),rgba(255,255,255,.03));
  border:1px solid rgba(80,184,232,.25);
  border-radius:28px;padding:34px;
}
.security strong{color:#fff}
.notice{margin-top:18px;color:var(--muted);font-size:14px}
.install-list{display:grid;gap:14px;margin-top:28px}
.install-item{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;border:1px solid var(--line);border-radius:18px;padding:20px;background:rgba(255,255,255,.03)}
.install-item h3{margin:0 0 6px}
.install-item p{margin:0;color:var(--muted)}
.install-heading{display:flex;align-items:end;justify-content:space-between;gap:24px}
.install-guides{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}
.guide-card{overflow:hidden;background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:24px;padding:20px;box-shadow:0 14px 38px rgba(0,0,0,.16)}
.guide-title{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.guide-title h3{margin:0;font-size:20px}.guide-title p{margin:0;color:var(--muted);font-size:13px}
.platform-icon{display:grid;place-items:center;width:46px;height:46px;border-radius:15px;background:rgba(80,184,232,.12);font-size:24px}
.app-platform-icon{overflow:hidden;padding:0}.app-platform-icon img{width:100%;height:100%;object-fit:cover}
.browser-visual,.phone-visual{position:relative;min-height:225px;border-radius:18px;background:#eef3f7;color:#122033;overflow:hidden;border:1px solid rgba(255,255,255,.2);direction:ltr}
.browser-visual{padding:14px}.browser-dots{display:flex;gap:6px;margin-bottom:12px}.browser-dots i{width:9px;height:9px;border-radius:50%;background:#90a4ae}.browser-dots i:first-child{background:#ef5350}.browser-dots i:nth-child(2){background:#ffca28}.browser-dots i:nth-child(3){background:#66bb6a}
.address-bar{height:45px;border-radius:12px;background:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 12px;font-size:12px;box-shadow:0 4px 16px rgba(20,40,60,.12)}
.install-symbol{display:grid;place-items:center;width:29px;height:29px;border:2px solid #1769aa;border-radius:8px;color:#1769aa;font-size:19px;line-height:1}
.browser-visual:after{content:'تثبيت OES';position:absolute;top:82px;right:18px;background:#fff;border-radius:10px;padding:9px 14px;box-shadow:0 7px 22px rgba(20,40,60,.18);font-weight:800;direction:rtl}
.phone-visual{width:min(240px,100%);margin:auto;padding:12px;border:7px solid #17283a;border-radius:28px}
.phone-top{height:38px;background:#fff;border-radius:10px;display:flex;align-items:center;justify-content:space-between;padding:0 10px;font-size:10px}.phone-top b{font-size:20px}
.phone-menu{width:90%;margin:8px 0 0 auto;background:#fff;border-radius:11px;padding:7px;box-shadow:0 8px 22px rgba(20,40,60,.15);display:grid;gap:3px;direction:rtl}
.phone-menu span,.phone-menu strong{padding:7px 6px;font-size:10px}.phone-menu strong{background:#dff2ff;border-radius:7px;color:#075d92}.phone-menu i{font-style:normal;margin-left:4px}
.visual-callout{position:absolute;bottom:12px;left:12px;right:12px;background:#0d2d4d;color:#fff;text-align:center;border-radius:10px;padding:8px;font-size:12px;font-weight:800;direction:rtl}
.ios-page{display:flex;align-items:center;justify-content:center;gap:8px;padding:14px;font-weight:900}.ios-page img{width:38px;height:38px;border-radius:10px}
.share-sheet{margin-top:12px;background:#fff;border-radius:15px;padding:12px;display:grid;grid-template-columns:30px 1fr 24px;align-items:center;gap:6px;direction:rtl;font-size:11px}.share-sheet b{font-size:20px}.share-icon{display:grid;place-items:center;color:#1677c8;font-size:22px}
.visual-steps{list-style:none;counter-reset:steps;padding:0;margin:18px 0 0;display:grid;gap:12px}
.visual-steps li{position:relative;padding-right:38px;min-height:30px}.visual-steps li:before{counter-increment:steps;content:counter(steps);position:absolute;right:0;top:1px;width:27px;height:27px;border-radius:9px;display:grid;place-items:center;background:var(--accent);color:#06111f;font-weight:900}
.visual-steps b,.visual-steps span{display:block}.visual-steps b{font-size:14px}.visual-steps span{color:var(--muted);font-size:12px;line-height:1.55;margin-top:2px}
.install-note{margin-top:20px;border:1px solid rgba(80,184,232,.3);background:rgba(80,184,232,.09);border-radius:16px;padding:16px;color:#dff5ff}
.requirements-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:26px}.requirement{display:flex;gap:14px;align-items:flex-start;padding:20px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.035)}.requirement>span{font-size:27px}.requirement h3{margin:0 0 4px}.requirement p{margin:0;color:var(--muted)}.requirement-note{text-align:center;margin-top:20px}
.small{font-size:13px;color:var(--muted)}
footer{padding:36px 0 52px;border-top:1px solid var(--line);margin-top:36px;color:var(--muted)}
.footer-row{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}
.page{padding:62px 0}
.paper{
  background:rgba(255,255,255,.045);
  border:1px solid var(--line);border-radius:24px;padding:clamp(24px,5vw,48px)
}
.paper h1{font-size:clamp(36px,6vw,56px)}
.paper h2{margin-top:34px}
.paper p,.paper li{color:#d2dde6}
.paper a{text-decoration:underline;text-underline-offset:3px}
.modal{
  position:fixed;inset:0;display:none;place-items:center;padding:20px;
  background:rgba(0,0,0,.7);z-index:50;
}
.modal.open{display:grid}
.modal-box{width:min(560px,100%);background:#0d1b2a;border:1px solid var(--line);border-radius:22px;padding:26px;box-shadow:var(--shadow)}
.modal-top{display:flex;align-items:center;justify-content:space-between;gap:20px}
.close{background:transparent;color:#fff;border:1px solid var(--line);border-radius:12px;width:38px;height:38px;cursor:pointer}
ol{padding-inline-start:24px}
@media(max-width:820px){
  .hero-grid,.grid3,.install-guides,.store-links,.requirements-grid{grid-template-columns:1fr}
  .navlinks{display:none}
  .hero{padding-top:58px}
  .cover-image{border-radius:18px;aspect-ratio:16/9}.hero-copy{text-align:right}.store-link-card{min-height:96px}
  .install-item{flex-direction:column}
  .install-heading{align-items:stretch;flex-direction:column}.install-heading .btn{width:100%}
  .guide-card{padding:16px}.phone-visual{min-height:225px}
  .hero-card .app-icon-preview{width:76px;height:76px;top:calc(50% - 44px);left:26px;border-radius:20px}
}