:root{
  --bg:#f1f5f9; --card:#ffffff; --ink:#0f172a; --muted:#64748b;
  --line:#e2e8f0; --brand:#6594ff; --brand-d:#3b6fe0;
  --ok:#16a34a; --err:#dc2626;
  --radius:14px; --shadow:0 1px 3px rgba(15,23,42,.08),0 8px 24px rgba(15,23,42,.06);
}
*{box-sizing:border-box}
body{
  margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.5;
}
h1,h2,h3{margin:0 0 .4em}
a{color:var(--brand-d);text-decoration:none}
.muted{color:var(--muted);font-size:.92rem}

/* layout */
.topbar{display:flex;justify-content:space-between;align-items:center;
  padding:14px 22px;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.brand{font-weight:700;font-size:1.1rem}
.wrap{max-width:1000px;margin:26px auto;padding:0 18px}
.section-title{margin:30px 0 14px}

/* cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:22px;margin-bottom:18px}
.empty{text-align:center;color:var(--muted)}

/* forms */
.grid-form{display:grid;grid-template-columns:1fr 1fr;gap:14px 18px;margin-top:6px}
.grid-form label{display:flex;flex-direction:column;font-size:.85rem;font-weight:600;color:#334155;gap:6px}
.grid-form label:first-of-type{grid-column:1/-1}
.hint{font-weight:400;color:var(--muted);font-size:.78rem}
input[type=text],input[type=url],input[type=password]{
  padding:11px 12px;border:1px solid var(--line);border-radius:10px;font-size:.95rem;
  font-weight:400;color:var(--ink);background:#fff;width:100%}
input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(101,148,255,.2)}
.form-actions{grid-column:1/-1;display:flex;justify-content:flex-end}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:6px;justify-content:center;cursor:pointer;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  padding:10px 16px;border-radius:10px;font-size:.9rem;font-weight:600;transition:.15s}
.btn:hover{background:#f8fafc}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-d)}
.btn.ghost{background:transparent}
.btn.tiny{padding:6px 11px;font-size:.8rem;border-radius:8px}
.btn.danger{color:var(--err);border-color:#fecaca}
.btn.danger:hover{background:#fef2f2}

/* flash */
.flash{padding:12px 16px;border-radius:10px;margin-bottom:16px;font-weight:600}
.flash.ok{background:#f0fdf4;color:var(--ok);border:1px solid #bbf7d0}
.flash.err{background:#fef2f2;color:var(--err);border:1px solid #fecaca}
.error{color:var(--err);font-weight:600}

/* QR grid */
.qr-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}
.qr-card{display:flex;gap:16px;align-items:flex-start}
.qr-box{flex:0 0 auto}
canvas.qr{width:120px;height:120px;border:1px solid var(--line);border-radius:10px;background:#fff}
.qr-info{flex:1;min-width:0}
.qr-info h3{font-size:1.02rem}
.url-row{display:flex;gap:6px;margin:8px 0}
.url-field{font-size:.78rem;color:var(--muted);padding:7px 9px}
.platforms{display:flex;gap:6px;margin:6px 0}
.tag{font-size:.72rem;font-weight:700;padding:3px 8px;border-radius:999px}
.tag.ios{background:#eef2ff;color:#4338ca}
.tag.android{background:#ecfdf5;color:#047857}
.stats{display:flex;gap:14px;color:var(--muted);font-size:.82rem;margin:8px 0}
.qr-actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}

/* centered pages */
.centered{display:flex;min-height:100vh;align-items:center;justify-content:center}
.login-card{width:320px;text-align:center}
.login-card input{margin:14px 0}
.login-card .btn{width:100%}

/* ===================== Landing page (RTL Arabic) ===================== */
.landing{
  position:relative;overflow:hidden;min-height:100vh;padding:24px;
  display:flex;align-items:center;justify-content:center;
  font-family:'Segoe UI',Tahoma,'Noto Naskh Arabic','Cairo',Arial,sans-serif;
  background:linear-gradient(160deg,#eefcf7 0%,#f5fbff 50%,#eafaf1 100%);
}
.bg-blob{position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;z-index:0;pointer-events:none}
.blob-a{width:420px;height:420px;background:#5eead4;top:-120px;inset-inline-end:-120px}
.blob-b{width:380px;height:380px;background:#a7f3d0;bottom:-140px;inset-inline-start:-120px}

.landing-card{
  position:relative;z-index:1;width:430px;max-width:100%;text-align:center;
  background:rgba(255,255,255,.9);backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.6);border-radius:26px;padding:38px 30px 32px;
  box-shadow:0 20px 45px rgba(30,50,90,.14),0 4px 12px rgba(30,50,90,.06);
}

.app-logo{
  width:82px;height:82px;margin:0 auto 18px;border-radius:22px;color:#fff;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(150deg,#0ea5a4,#10b981);
  box-shadow:0 10px 22px rgba(13,148,136,.4);
}
.app-logo svg{width:40px;height:40px}

.app-title{font-size:1.7rem;font-weight:800;color:#0f172a;margin:0 0 8px;line-height:1.35}
.app-tagline{font-size:1.02rem;color:#475569;line-height:1.75;margin:0 auto 26px;max-width:350px}

.store-buttons{display:flex;flex-direction:column;gap:14px}
.store-btn{
  display:flex;align-items:center;gap:14px;text-align:start;
  background:#0f1116;color:#fff;border-radius:16px;padding:13px 18px;
  box-shadow:0 6px 16px rgba(15,17,22,.22);
  transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
}
.store-btn:hover{transform:translateY(-2px);background:#000;box-shadow:0 10px 22px rgba(15,17,22,.3)}
.store-btn:active{transform:translateY(0)}
.store-ic{
  flex:0 0 auto;width:42px;height:42px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.1);
}
.store-btn.gplay .store-ic{background:#fff}
.store-ic svg{width:24px;height:24px}
.store-btn.apple .store-ic svg{color:#fff}
.store-txt{display:flex;flex-direction:column;flex:1;min-width:0;line-height:1.35}
.store-line{font-size:1.02rem;font-weight:700}
.store-sub{font-size:.78rem;opacity:.72;letter-spacing:.3px}

.website-link{display:inline-block;margin-top:22px;color:#0d9488;font-weight:600;font-size:.95rem}

@media(max-width:560px){
  .grid-form{grid-template-columns:1fr}
  .qr-card{flex-direction:column;align-items:center;text-align:center}
  .url-row{justify-content:center}
}