:root{
  --bg:#000000;
  --neon-purple:#a855f7;
  --neon-blue:#22d3ee;
  --neon-pink:#ec4899;
  --text:#e5e7ff;
  --muted:#8a8ab0;
  --glass:rgba(10,5,25,0.55);
  --border:rgba(168,85,247,0.4);
}
*{box-sizing:border-box;margin:0;padding:0;font-family:'Orbitron','Segoe UI',sans-serif}
html,body{min-height:100%;background:#000;color:var(--text);overflow-x:hidden}
body{background:#000}
body::before{
  content:"";position:fixed;inset:0;z-index:-2;background:
    radial-gradient(circle at 20% 10%, rgba(168,85,247,.18), transparent 50%),
    radial-gradient(circle at 80% 90%, rgba(34,211,238,.16), transparent 55%),
    #000;
}
body::after{
  content:"";position:fixed;inset:-50%;z-index:-1;pointer-events:none;
  background:
    repeating-linear-gradient(90deg, transparent 0 120px, rgba(34,211,238,.06) 120px 121px),
    repeating-linear-gradient(0deg, transparent 0 120px, rgba(168,85,247,.06) 120px 121px);
  animation:gridMove 18s linear infinite;
}
@keyframes gridMove{to{transform:translate(120px,120px)}}
#particles{position:fixed;inset:0;z-index:0;pointer-events:none}
.neon-lines{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.neon-lines i{position:absolute;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--neon-blue),transparent);
  box-shadow:0 0 12px var(--neon-blue);opacity:.6;animation:lineMove 6s linear infinite}
.neon-lines i:nth-child(1){top:15%;animation-duration:7s}
.neon-lines i:nth-child(2){top:42%;background:linear-gradient(90deg,transparent,var(--neon-purple),transparent);box-shadow:0 0 12px var(--neon-purple);animation-duration:9s;animation-delay:-2s}
.neon-lines i:nth-child(3){top:68%;animation-duration:11s;animation-delay:-4s}
.neon-lines i:nth-child(4){top:85%;background:linear-gradient(90deg,transparent,var(--neon-purple),transparent);box-shadow:0 0 12px var(--neon-purple);animation-duration:8s;animation-delay:-1s}
@keyframes lineMove{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}
.wrap{position:relative;z-index:1;max-width:480px;margin:0 auto;padding:24px 18px 80px}

/* LOADING */
#loader{
  position:fixed;inset:0;background:#05030f;display:flex;flex-direction:column;
  align-items:center;justify-content:center;z-index:9999;gap:20px;
}
.loader-title{font-size:28px;font-weight:900;letter-spacing:4px;
  background:linear-gradient(90deg,var(--neon-blue),var(--neon-purple));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 0 30px rgba(168,85,247,.6);animation:glow 1.5s ease-in-out infinite alternate}
.loader-sub{color:var(--muted);letter-spacing:3px;font-size:12px}
.energy{width:120px;height:120px;border-radius:50%;
  border:3px solid transparent;
  border-top-color:var(--neon-blue);
  border-right-color:var(--neon-purple);
  animation:spin 1s linear infinite;
  box-shadow:0 0 40px var(--neon-blue),inset 0 0 40px var(--neon-purple);
}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes glow{
  from{text-shadow:0 0 10px var(--neon-blue),0 0 20px var(--neon-purple)}
  to{text-shadow:0 0 25px var(--neon-blue),0 0 50px var(--neon-purple),0 0 80px var(--neon-pink)}
}

/* GLASS */
.glass{
  background:var(--glass);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border:1px solid var(--border);border-radius:18px;
  box-shadow:0 0 30px rgba(168,85,247,.25),inset 0 0 20px rgba(34,211,238,.05);
}

/* LOGIN */
.login{padding:30px 24px;text-align:center;margin-top:60px;animation:fadeUp .6s ease}
.cyber-icon{
  width:110px;height:110px;border-radius:50%;margin:0 auto 18px;
  border:3px solid var(--neon-purple);
  display:flex;align-items:center;justify-content:center;font-size:44px;
  color:var(--neon-blue);
  box-shadow:0 0 25px var(--neon-purple),0 0 45px var(--neon-blue);
  animation:pulse 2s ease-in-out infinite
}
@keyframes pulse{50%{box-shadow:0 0 40px var(--neon-blue),0 0 70px var(--neon-purple)}}
.login h1{font-size:24px;letter-spacing:3px;margin-bottom:6px;color:#fff;
  text-shadow:0 0 15px var(--neon-purple)}
.login p{color:var(--muted);margin-bottom:24px;font-size:12px;letter-spacing:2px}
.field{margin-bottom:14px;text-align:left}
.field label{display:block;font-size:11px;letter-spacing:2px;color:var(--neon-blue);margin-bottom:6px}
.input{
  width:100%;padding:13px 16px;background:rgba(0,0,0,.4);
  border:1px solid var(--border);border-radius:10px;color:var(--text);
  font-size:14px;outline:none;transition:.2s;font-family:inherit;
}
.input:focus{border-color:var(--neon-blue);box-shadow:0 0 15px rgba(34,211,238,.5)}
.btn{
  width:100%;padding:14px;margin-top:8px;border:none;border-radius:10px;
  background:linear-gradient(90deg,var(--neon-purple),var(--neon-blue));
  color:#fff;font-weight:800;letter-spacing:3px;cursor:pointer;
  font-family:inherit;font-size:14px;
  box-shadow:0 0 20px rgba(168,85,247,.6);transition:.2s;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 0 35px var(--neon-blue)}
.btn:active{transform:scale(.98)}
.error{color:#ff4d6d;text-align:center;margin-top:14px;letter-spacing:3px;font-size:13px;
  text-shadow:0 0 10px #ff4d6d;display:none;animation:shake .4s}
@keyframes shake{25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}

/* DASHBOARD */
.banner{position:relative;height:160px;border-radius:18px;overflow:hidden;margin-bottom:18px;
  border:1px solid var(--border);box-shadow:0 0 25px rgba(168,85,247,.4)}
.banner img{width:100%;height:100%;object-fit:cover}
.banner-overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(5,3,15,.9));
  display:flex;flex-direction:column;justify-content:flex-end;padding:14px 18px}
.banner-overlay h1{font-size:24px;letter-spacing:3px;color:#fff;text-shadow:0 0 18px var(--neon-purple)}
.banner-overlay p{font-size:11px;letter-spacing:3px;color:var(--neon-blue)}

.profile-card{padding:18px;margin-bottom:18px;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.profile-card .row{display:flex;flex-direction:column}
.profile-card .row span{font-size:10px;color:var(--muted);letter-spacing:2px}
.profile-card .row b{font-size:13px;color:#fff;letter-spacing:1px;margin-top:3px}
.profile-card .row b.online{color:#22ff99;text-shadow:0 0 8px #22ff99}
.profile-card .row b.prem{color:var(--neon-pink);text-shadow:0 0 8px var(--neon-pink)}

.menu{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.menu-btn{
  padding:18px 10px;border-radius:14px;background:rgba(20,10,40,.55);
  border:1px solid var(--border);color:#fff;cursor:pointer;
  font-family:inherit;font-size:12px;letter-spacing:2px;font-weight:700;
  backdrop-filter:blur(10px);transition:.25s;
  box-shadow:inset 0 0 15px rgba(34,211,238,.08);
}
.menu-btn:hover{border-color:var(--neon-blue);box-shadow:0 0 25px var(--neon-purple),inset 0 0 20px rgba(168,85,247,.2);transform:translateY(-3px)}
.menu-btn .ic{display:block;font-size:22px;margin-bottom:6px;
  filter:drop-shadow(0 0 8px var(--neon-blue))}

/* MODAL */
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.75);backdrop-filter:blur(8px);
  display:none;align-items:center;justify-content:center;z-index:1000;padding:18px}
.modal-bg.show{display:flex;animation:fadeUp .3s}
.modal{padding:24px;width:100%;max-width:380px;text-align:center}
.modal h3{letter-spacing:3px;margin-bottom:18px;color:#fff;text-shadow:0 0 15px var(--neon-purple)}
.modal .field{text-align:left;margin-bottom:12px}
.select{width:100%;padding:13px 16px;background:rgba(0,0,0,.5);border:1px solid var(--border);
  border-radius:10px;color:#fff;font-family:inherit;font-size:14px;outline:none}
.modal-actions{display:flex;gap:10px;margin-top:10px}
.btn.ghost{background:transparent;border:1px solid var(--border);box-shadow:none}
.progress{height:8px;background:rgba(0,0,0,.5);border-radius:10px;overflow:hidden;
  border:1px solid var(--border);margin-top:14px;display:none}
.progress.show{display:block}
.progress div{height:100%;width:0;background:linear-gradient(90deg,var(--neon-blue),var(--neon-purple));
  box-shadow:0 0 15px var(--neon-blue);transition:width .1s linear}
.success{margin-top:14px;color:#22ff99;letter-spacing:3px;font-weight:800;display:none;
  text-shadow:0 0 12px #22ff99}
.success.show{display:block;animation:fadeUp .3s}

/* FOOTER */
footer{text-align:center;margin-top:30px;padding:18px;color:var(--muted);
  font-size:10px;letter-spacing:3px}

/* ADMIN */
.admin-grid{display:grid;gap:14px;margin-top:18px}
.section{padding:18px}
.section h3{font-size:13px;letter-spacing:3px;color:var(--neon-blue);margin-bottom:12px}
.row-flex{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.chip{padding:10px 12px;border-radius:10px;background:rgba(0,0,0,.4);
  border:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;gap:8px;flex:1 1 100%}
.icon-btn{background:transparent;border:1px solid var(--border);color:#fff;padding:6px 10px;border-radius:8px;cursor:pointer;font-family:inherit;font-size:11px;letter-spacing:1px}
.icon-btn:hover{border-color:var(--neon-blue);color:var(--neon-blue)}
.icon-btn.danger:hover{border-color:#ff4d6d;color:#ff4d6d}

@keyframes fadeUp{from{opacity:0;transform:translateY(15px)}to{opacity:1;transform:none}}

@media(min-width:640px){
  .wrap{max-width:560px}
  .menu{grid-template-columns:repeat(2,1fr)}
}
@media(min-width:900px){
  .wrap{max-width:780px}
  .menu{grid-template-columns:repeat(4,1fr)}
  .banner{height:220px}
}