/* auth.css - واجهة احترافية لتسجيل الأعضاء */
:root{
  --bg1:#080b25;
  --bg2:#151a4a;
  --card:rgba(255,255,255,.10);
  --card2:rgba(255,255,255,.16);
  --text:#fff;
  --muted:rgba(255,255,255,.72);
  --gold:#ffd84d;
  --pink:#ff4fd8;
  --cyan:#5df2ff;
  --danger:#ff6b6b;
  --ok:#4dff9b;
  --shadow:0 24px 80px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
body{
  margin:0;
  min-height:100vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Tahoma, Arial, sans-serif;
  direction:rtl;
  color:var(--text);
  background:
    radial-gradient(circle at 20% 10%, rgba(255,79,216,.35), transparent 30%),
    radial-gradient(circle at 80% 20%, rgba(93,242,255,.25), transparent 28%),
    linear-gradient(135deg,var(--bg1),var(--bg2));
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size:42px 42px;
  mask-image:linear-gradient(to bottom, rgba(0,0,0,.9), transparent);
  pointer-events:none;
}
a{color:inherit}
.wrap{
  width:min(1100px,92vw);
  margin:auto;
  min-height:100vh;
  display:grid;
  grid-template-columns:1fr 1fr;
  align-items:center;
  gap:34px;
  padding:34px 0;
}
.hero{
  padding:20px;
}
.badge{
  display:inline-flex;
  gap:8px;
  align-items:center;
  padding:10px 16px;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.08);
  border-radius:999px;
  color:var(--muted);
  backdrop-filter:blur(16px);
}
.hero h1{
  margin:22px 0 14px;
  font-size:clamp(38px,6vw,72px);
  line-height:1;
  letter-spacing:-2px;
}
.hero p{
  color:var(--muted);
  line-height:1.9;
  font-size:18px;
  max-width:580px;
}
.features{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px;
  margin-top:28px;
}
.feature{
  padding:16px;
  border-radius:22px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
  backdrop-filter:blur(14px);
}
.feature b{display:block;margin-bottom:5px}
.feature span{color:var(--muted);font-size:14px}
.card{
  background:linear-gradient(180deg,var(--card2),var(--card));
  border:1px solid rgba(255,255,255,.18);
  box-shadow:var(--shadow);
  border-radius:34px;
  padding:28px;
  backdrop-filter:blur(24px);
  position:relative;
  overflow:hidden;
}
.card::before{
  content:"";
  position:absolute;
  width:220px;height:220px;
  background:radial-gradient(circle, rgba(255,216,77,.30), transparent 70%);
  top:-80px;left:-80px;
}
.card > *{position:relative}
.logo{
  width:76px;height:76px;
  border-radius:24px;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg,var(--gold),var(--pink));
  color:#161330;
  font-size:38px;
  box-shadow:0 16px 45px rgba(255,79,216,.25);
}
.card h2{font-size:30px;margin:18px 0 8px}
.card .sub{color:var(--muted);margin:0 0 24px;line-height:1.7}
.field{margin:14px 0}
label{
  display:block;
  margin-bottom:8px;
  color:rgba(255,255,255,.86);
  font-weight:700;
}
input{
  width:100%;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.10);
  color:#fff;
  padding:15px 16px;
  border-radius:18px;
  outline:none;
  font-size:16px;
}
input::placeholder{color:rgba(255,255,255,.42)}
input:focus{
  border-color:rgba(93,242,255,.8);
  box-shadow:0 0 0 4px rgba(93,242,255,.12);
}
.btn{
  width:100%;
  border:0;
  cursor:pointer;
  padding:16px 18px;
  border-radius:20px;
  font-weight:900;
  font-size:16px;
  color:#17152c;
  background:linear-gradient(135deg,var(--gold),#fff07b);
  box-shadow:0 14px 34px rgba(255,216,77,.22);
  transition:.18s transform,.18s filter;
}
.btn:hover{transform:translateY(-2px);filter:brightness(1.04)}
.btn.secondary{
  background:rgba(255,255,255,.10);
  color:#fff;
  border:1px solid rgba(255,255,255,.16);
  box-shadow:none;
}
.row{display:flex;gap:12px;align-items:center;margin-top:14px}
.row .btn{flex:1}
.message{
  margin-top:14px;
  min-height:24px;
  color:var(--muted);
  font-weight:700;
}
.message.error{color:var(--danger)}
.message.ok{color:var(--ok)}
.topbar{
  width:min(1100px,92vw);
  margin:24px auto 0;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
}
.nav{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}
.nav a,.pill{
  text-decoration:none;
  padding:10px 14px;
  border-radius:999px;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.14);
  color:var(--muted);
}
.board{
  width:min(900px,92vw);
  margin:28px auto;
  background:linear-gradient(180deg,var(--card2),var(--card));
  border:1px solid rgba(255,255,255,.18);
  border-radius:30px;
  padding:24px;
  box-shadow:var(--shadow);
  backdrop-filter:blur(24px);
}
.board h1{margin:0 0 18px}
.leader-row{
  display:grid;
  grid-template-columns:70px 1fr 120px;
  gap:12px;
  align-items:center;
  padding:14px;
  border-radius:18px;
  background:rgba(255,255,255,.08);
  margin:10px 0;
}
.rank{
  width:44px;height:44px;border-radius:16px;
  display:grid;place-items:center;
  background:rgba(255,255,255,.10);
  font-weight:900;
}
.score{
  font-weight:900;
  color:var(--gold);
  text-align:left;
}
.profile-card{
  display:grid;
  grid-template-columns:90px 1fr;
  gap:18px;
  align-items:center;
}
.avatar{
  width:90px;height:90px;border-radius:28px;
  display:grid;place-items:center;
  font-size:40px;font-weight:900;
  color:#17152c;
  background:linear-gradient(135deg,var(--cyan),var(--gold));
}
@media (max-width:850px){
  .wrap{grid-template-columns:1fr}
  .hero{order:2}
  .card{order:1}
  .features{grid-template-columns:1fr}
  .leader-row{grid-template-columns:50px 1fr 90px}
}