:root{
  --ink:#1b1530;--ink-2:#352b57;--accent:#d98a1f;--accent-2:#f0a93b;
  --paper:#f7f5fb;--paper-2:#eeeaf6;--card:#ffffff;--line:#e2dcef;
  --text:#211d2c;--muted:#6d6880;--ok:#2f7a4f;--err:#b3261e;
  --radius:14px;--shadow:0 10px 30px -12px rgba(27,21,48,.28),0 2px 6px rgba(27,21,48,.06);
  --head:"Segoe UI","Noto Kufi Arabic","Geeza Pro",Tahoma,sans-serif;
  --sans:"Segoe UI","Noto Sans Arabic","Geeza Pro",Tahoma,Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--text);background:var(--paper);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:var(--ink-2);text-decoration:none}
a:hover{color:var(--accent)}
h1,h2,h3{font-family:var(--head);font-weight:700;color:var(--ink);line-height:1.35;margin:0 0 .5em}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}
.small{font-size:.85rem}
.center{text-align:center}

/* topbar */
.topbar{position:sticky;top:0;z-index:10;background:rgba(247,245,251,.88);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.topbar__in{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.brand{display:flex;align-items:center;gap:10px}
.brand__mark{width:40px;height:40px;border-radius:50%;background:radial-gradient(circle at 50% 50%,var(--ink-2) 0 28%,var(--ink) 30%);color:var(--accent-2);display:grid;place-items:center;font-size:20px;box-shadow:0 0 0 3px rgba(217,138,31,.25)}
.brand__text{display:flex;flex-direction:column;line-height:1.25}
.brand__text b{font:700 1.15rem var(--head);color:var(--ink)}
.brand__text small{color:var(--muted);font-size:.75rem}
.nav{display:flex;align-items:center;gap:22px;font-weight:500;font-size:.95rem}

/* buttons */
.btn{appearance:none;border:1px solid var(--line);background:var(--card);color:var(--ink);font:500 .9rem var(--sans);padding:9px 14px;border-radius:10px;cursor:pointer;transition:.15s;display:inline-flex;align-items:center;justify-content:center;gap:6px}
.btn:hover{border-color:var(--ink-2);transform:translateY(-1px)}
.btn:active{transform:none}
.btn--primary{background:linear-gradient(135deg,var(--ink),var(--ink-2));color:#fff;border-color:transparent}
.btn--primary:hover{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff}
.btn--ghost{background:transparent}
.btn:disabled{opacity:.6;cursor:wait;transform:none}

/* hero */
.hero{background:radial-gradient(900px 420px at 10% -10%,rgba(217,138,31,.14),transparent 60%),radial-gradient(700px 380px at 100% 110%,rgba(53,43,87,.12),transparent 60%),linear-gradient(135deg,#fbfaff,var(--paper-2));padding:64px 0 72px;border-bottom:1px solid var(--line)}
.hero__grid{display:grid;grid-template-columns:1.25fr 1fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(1.8rem,3.6vw,2.7rem)}
.hero h1 em{color:var(--accent);font-style:normal}
.lead{font-size:1.1rem;color:var(--ink-2);max-width:560px}
.pill{display:inline-block;font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);background:rgba(217,138,31,.09);border:1px solid rgba(217,138,31,.25);padding:4px 11px;border-radius:999px;margin-bottom:18px}
.hero__stats{display:flex;gap:32px;margin-top:28px;flex-wrap:wrap}
.hero__stats b{display:block;font:700 1.6rem var(--head);color:var(--ink)}
.hero__stats span{font-size:.85rem;color:var(--muted)}

/* card */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px}

/* login */
.login{padding:30px;position:relative;overflow:hidden}
.login::before{content:"";position:absolute;inset:0 0 auto 0;height:5px;background:repeating-linear-gradient(90deg,var(--accent) 0 6px,transparent 6px 9px),linear-gradient(90deg,var(--ink-2),var(--accent));-webkit-mask:linear-gradient(90deg,#000 0 18%,rgba(0,0,0,.4) 18% 22%,#000 22% 47%,rgba(0,0,0,.5) 47% 53%,#000 53% 80%,rgba(0,0,0,.4) 80% 84%,#000 84%)}
.login h2{font-size:1.5rem}
.login form{display:grid;gap:14px;margin-top:18px}
label{display:grid;gap:6px;font-size:.88rem;font-weight:600;color:var(--ink-2)}
input,textarea{width:100%;font:400 1rem var(--sans);color:var(--text);background:#fff;border:1px solid var(--line);border-radius:10px;padding:11px 13px;outline:none;transition:.15s}
input[dir=ltr]{text-align:left;font-family:var(--mono)}
input:focus,textarea:focus{border-color:var(--ink-2);box-shadow:0 0 0 3px rgba(53,43,87,.12)}
input.invalid{border-color:var(--err);box-shadow:0 0 0 3px rgba(179,38,30,.1)}
.msg{font-size:.88rem;min-height:1.2em;color:var(--err)}
.login .btn--primary{padding:12px;font-size:1rem}
.hint{font-size:.82rem;color:var(--muted);margin:0}
.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* sections */
.section{padding:72px 0}
.section--alt{background:var(--paper-2);border-block:1px solid var(--line)}
.section__title{text-align:center;font-size:2rem}
.grid{display:grid;gap:20px;margin-top:32px}
.grid--4{grid-template-columns:repeat(4,1fr)}
.svc h3{font-size:1.1rem}
.svc p{margin:0;color:var(--muted);font-size:.93rem}
.svc__ico{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:10px;background:rgba(27,21,48,.06);font-size:1.3rem;margin-bottom:14px}

/* tools */
.tools{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:28px;align-items:start}
.tool{display:grid;gap:14px}
.tool h3{font-size:1.2rem;margin:0}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
textarea{resize:vertical;min-height:110px}
.result{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:16px;display:grid;gap:12px}
.result__big{font:700 2.6rem var(--head);color:var(--ink);text-align:center;line-height:1.2}
.result__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;text-align:center}
.result__grid span,.out span{display:block;font-size:.75rem;color:var(--muted)}
.result__grid b{font-family:var(--mono);font-size:.95rem;color:var(--ink)}
.meter{position:relative;height:8px;border-radius:99px;background:linear-gradient(90deg,#e7b3ad,#cfe8d6 45% 55%,#e7b3ad)}
.meter::after{content:"";position:absolute;left:50%;top:-3px;bottom:-3px;width:2px;background:var(--ink-2);opacity:.35}
.meter i{position:absolute;top:-4px;width:16px;height:16px;border-radius:50%;background:var(--accent);border:2px solid #fff;box-shadow:0 1px 4px rgba(0,0,0,.25);left:50%;transform:translateX(-50%);transition:left .2s}
.out{display:grid;gap:8px}
.out div{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:8px 12px}
.out code{display:block;font:500 1rem var(--mono);color:var(--ink);word-break:break-word;white-space:pre-wrap}
.out code:not([dir=ltr]){font-family:var(--sans)}
.actions{display:flex;flex-wrap:wrap;gap:8px}
.actions--end{justify-content:flex-end;align-items:center}
.actions--end .muted{margin-inline-end:auto}

/* footer */
.footer{background:var(--ink);color:#c8c3d8;padding:48px 0 24px;font-size:.92rem}
.footer b{color:#fff;font-family:var(--head)}
.footer a{color:#ece8f6}
.footer a:hover{color:var(--accent-2)}
.footer__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.copy{border-top:1px solid rgba(255,255,255,.1);margin-top:28px;padding-top:18px;font-size:.82rem;color:#8f89a6}

@media (max-width:900px){
  .hero__grid,.tools{grid-template-columns:1fr}
  .grid--4{grid-template-columns:repeat(2,1fr)}
  .nav a:not(.btn){display:none}
}
@media (max-width:560px){
  .grid--4,.footer__grid,.row{grid-template-columns:1fr}
  .result__grid{grid-template-columns:repeat(2,1fr)}
  .hero{padding:40px 0 48px}
  .wrap{padding:0 16px}
  .actions .btn{flex:1 1 calc(50% - 8px)}
}