:root{
  --bg:#070b16;
  --bg2:#0b1020;
  --panel:#121933;
  --panel2:#0f1730;
  --text:#eef3ff;
  --muted:#aab6d6;
  --line:#273455;
  --accent:#88b4ff;
  --accent2:#8ef0c9;
  --warn:#f7c948;
  --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,Arial,Helvetica,sans-serif;
  background:
    radial-gradient(circle at 12% 4%,rgba(136,180,255,.16),transparent 32%),
    radial-gradient(circle at 90% 10%,rgba(142,240,201,.10),transparent 30%),
    linear-gradient(180deg,#09101e 0%,#0b1020 100%);
  color:var(--text);
  line-height:1.7;
}
body.rtl{font-family:Tahoma,Arial,sans-serif;line-height:1.9}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{width:min(100% - 32px,var(--max));margin:0 auto}
.topbar{
  position:sticky;top:0;z-index:20;
  background:rgba(9,16,30,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line)
}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 0}
.brand{font-weight:850;font-size:20px;letter-spacing:-.02em}
.brand small{display:block;font-weight:500;color:var(--muted);font-size:12px;margin-top:2px;letter-spacing:0}
nav{display:flex;gap:16px;flex-wrap:wrap}
nav a{color:var(--muted)}
nav a:hover{color:var(--text)}
.hero{
  padding:72px 0 38px;
  border-bottom:1px solid var(--line);
  background:radial-gradient(circle at top right, rgba(136,180,255,.13), transparent 32%)
}
.eyebrow{
  display:inline-block;
  color:var(--accent2);
  border:1px solid var(--line);
  border-radius:999px;
  padding:7px 12px;
  font-size:12px;
  font-weight:800;
  letter-spacing:.08em;
  text-transform:uppercase
}
body.rtl .eyebrow{letter-spacing:0}
h1{font-size:clamp(32px,6vw,56px);line-height:1.06;margin:14px 0;max-width:940px;letter-spacing:-.04em}
body.rtl h1{letter-spacing:0;line-height:1.2}
h2{font-size:clamp(24px,4vw,38px);line-height:1.15;margin:0 0 14px;letter-spacing:-.025em}
body.rtl h2{letter-spacing:0}
h3{margin:0 0 10px}
.lead{max-width:840px;color:var(--muted);font-size:18px}
.notice{
  margin-top:18px;
  padding:16px 18px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.035);
  border-radius:16px;
  color:#dfe8ff
}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.btn{
  display:inline-block;
  padding:14px 18px;
  border-radius:14px;
  font-weight:850;
  background:var(--accent);
  color:#08101f;
  text-align:center;
  transition: all 0.3s ease;
}
.btn:hover{text-decoration:none;filter:brightness(1.1); transform:translateY(-2px)}
.btn.secondary{background:transparent;color:var(--text);border:1px solid var(--line)}
section{padding:38px 0}
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.card{
  background:linear-gradient(180deg,var(--panel) 0%,var(--panel2) 100%);
  border:1px solid var(--line);
  border-radius:22px;
  padding:24px;
  box-shadow:0 12px 38px rgba(0,0,0,.18)
}
.muted{color:var(--muted)}
.small{font-size:14px;color:var(--muted)}
.checklist,.clean{margin:0;padding-left:18px}
body.rtl .checklist,body.rtl .clean{padding-left:0;padding-right:18px}
.checklist li,.clean li{margin:8px 0}
.strip{padding:16px 18px;border:1px solid var(--line);border-radius:16px;background:rgba(136,180,255,.07)}
.pricing{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.plan{font-size:13px;color:var(--accent2);text-transform:uppercase;letter-spacing:.08em;font-weight:800}
.price{font-size:42px;font-weight:900;margin:8px 0 4px}
.per{font-size:14px;color:var(--muted);margin-bottom:14px}
.card.featured{border-color:var(--accent);transform:translateY(-4px)}
.social-buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:14px}
.social-btn{display:inline-block;padding:12px 16px;border:1px solid var(--line);border-radius:12px;background:rgba(18,26,49,.72);color:var(--text);font-weight:750}
.social-btn:hover{text-decoration:none}
.legalbar{padding:16px 0;color:var(--muted);border-top:1px solid var(--line)}
.updated{color:var(--muted);font-size:14px;margin-bottom:20px}
.footer{padding:30px 0 56px;display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:20px;color:var(--muted);border-top:1px solid var(--line)}
.footer h3{margin:0 0 10px;font-size:15px;color:var(--text)}
.footer a{display:block;margin:6px 0}
.lang-switch{margin-top:16px}
hr.soft{border:none;border-top:1px solid var(--line);margin:24px 0}

/* =========================================
   إضافات ETHAR Labs: تسويق واجهة التطبيق
   ========================================= */

.app-hero {
  padding: 80px 0;
  overflow: hidden;
  position: relative;
}

.app-hero .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 50px;
}

.hero-content {
  flex: 1;
  min-width: 320px;
}

.hero-mockup {
  flex: 1;
  min-width: 320px;
  display: flex;
  justify-content: center;
  position: relative;
}

/* إطار الهاتف المذهل */
.mockup-frame {
  border: 8px solid #1a1a24;
  border-radius: 36px;
  padding: 6px;
  background: #000;
  box-shadow: 0 25px 50px rgba(0,0,0,0.6);
  position: relative;
  z-index: 2;
  transition: transform 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.mockup-frame:hover {
  transform: translateY(-12px);
}

.mockup-frame img {
  max-width: 100%;
  height: auto;
  border-radius: 24px;
  display: block;
}

/* إضاءة النيون الخلفية للهاتف (Neo-Glow) */
.mockup-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 70%;
  height: 80%;
  background: var(--accent2);
  filter: blur(90px);
  opacity: 0.12;
  z-index: 1;
  border-radius: 50%;
  pointer-events: none;
}

/* زر تحميل التطبيق البارز */
.btn.app-btn {
  background: var(--accent2);
  color: #070b16;
  box-shadow: 0 4px 20px rgba(142, 240, 201, 0.2);
}

.btn.app-btn:hover {
  box-shadow: 0 8px 30px rgba(142, 240, 201, 0.4);
}

/* قسم مميزات التطبيق */
.app-features {
  padding: 70px 0;
  background: rgba(15, 23, 48, 0.3);
  border-top: 1px solid var(--line);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.feature-card {
  background: linear-gradient(180deg, var(--panel) 0%, var(--panel2) 100%);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 30px;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

/* تأثير الإضاءة التفاعلية عند مرور الفأرة (Hover Glow) */
.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 50% 0%, rgba(142,240,201,0.08), transparent 70%);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 0;
  pointer-events: none;
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: rgba(142,240,201,0.4);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-card h3, .feature-card p {
  position: relative;
  z-index: 1;
}

.feature-card h3 {
  color: var(--accent2);
}

@media (max-width:900px){
  .grid-2,.grid-3,.pricing,.footer{grid-template-columns:1fr}
  .topbar .wrap{align-items:flex-start;flex-direction:column}
  .card.featured{transform:none}
  .app-hero .wrap{gap: 30px; text-align: center;}
  .actions { justify-content: center; }
}