:root {
    --bg:#0b0e14; 
    --card:#11161f; 
    --muted:#9aa6b8; 
    --accent:#00c972;     
    --accent-2:#009f7a;   
    --white:#f5f7fb;
  }
  

  * {
    box-sizing:border-box;
    margin:0;
    padding:0;
  }
  
  body {
    background:var(--bg);
    color:var(--white);
    font-family:'Segoe UI', sans-serif;
  }
  
  .container {
    max-width:1200px;
    margin:0 auto;
    padding:0 20px;
  }
  
  
  .nav {
    position:sticky;
    top:0;
    background:rgba(11,14,20,.7);
    backdrop-filter:blur(8px);
    padding:16px 0;
  }
  .nav-inner {
    display:flex;
    justify-content:space-between;
    align-items:center;
  }
  .brand {
    font-weight:bold;
    display:flex;
    gap:8px;
    align-items:center;
  }
  .brand .dot {
    width:12px;
    height:12px;
    border-radius:50%;
    background:linear-gradient(135deg,var(--accent),var(--accent-2));
  }
  .nav-actions {
    display:flex;
    gap:10px;
  }
  .btn {
    padding:10px 16px;
    border:none;
    border-radius:8px;
    background:#161b26;
    color:var(--white);
    cursor:pointer;
    transition:.2s;
  }
  .btn.primary {
    background:linear-gradient(135deg,var(--accent),var(--accent-2));
  }
  .btn:hover { opacity:.9; }
  
  
  .hero {
    padding:80px 20px;
    text-align:center;
    background:radial-gradient(circle at top,var(--accent)40%,transparent 70%);
  }
  .hero h1 {
    font-size:clamp(24px,5vw,48px);
    margin-bottom:12px;
  }
  .hero p {
    color:var(--muted);
    margin-bottom:20px;
  }
  .hero-media {
    height:200px;
    border:1px solid rgba(255,255,255,.1);
    border-radius:12px;
    display:flex;
    align-items:center;
    justify-content:center;
    background:#11161f;
    color:#9fb2ff;
  }
  
  
  .features { padding:40px 20px; }
  .grid {
    display:grid;
    gap:20px;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  }
  .card {
    background:var(--card);
    padding:20px;
    border-radius:12px;
    box-shadow:0 6px 18px rgba(0,0,0,.3);
  }
  .card h3, .card h5, .card h6 {
    color:#e3e9f3;
    margin-bottom:8px;
  }
  .card p { color:var(--muted); }
  

  #balanceAmount {
    color:#00d084;
    text-shadow:0 0 6px rgba(0,208,132,0.5);
  }
  .text-muted {
    color:#b8c2d4 !important;
    font-size:0.9rem;
  }
  
 
  .footer {
    padding:20px;
    text-align:center;
    color:var(--muted);
    border-top:1px solid rgba(255,255,255,.1);
  }
  

  .modal-backdrop {
    position:fixed;
    inset:0;
    background:rgba(0,0,0,.6);
    display:none;
    align-items:center;
    justify-content:center;
  }
  .modal-backdrop.open { display:flex; }
  .modal {
    background:#11161f;
    padding:20px;
    border-radius:12px;
    width:100%;
    max-width:400px;
  }
  .modal header {
    display:flex;
    justify-content:space-between;
    align-items:center;
    margin-bottom:10px;
  }
  .modal .close {
    background:none;
    border:none;
    color:#999;
    font-size:20px;
    cursor:pointer;
  }
  .form { display:grid; gap:12px; }
  .input {
    padding:10px;
    border-radius:8px;
    border:none;
    background:#0b0f19;
    color:#fff;
  }
  .actions {
    display:flex;
    gap:10px;
    justify-content:flex-end;
  }
  

.alert {
    margin-bottom: 10px;
    padding: 12px 15px;
    border-radius: 6px;
    font-size: 14px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    line-height: 1.5;
    word-break: break-word; 
  }
  
 
  .alert span {
    flex-shrink: 0;
    font-size: 18px;
    margin-top: 2px;
  }
  
  
  .alert.success {
    background: rgba(46,204,113,.15);
    color: #2ecc71;
  }
  
  .alert.error {
    background: rgba(255,77,79,.15);
    color: #ff4d4f;
  }
  
  .alert.info {
    background: rgba(79,124,255,.15);
    color: #4f7cff;
  }
  
  .alert.warning {
    background: rgba(255,193,7,.15);
    color: #ffc107;
  }
  
 
  @media(max-width: 576px) {
    .alert {
      flex-direction: column; 
      text-align: center;
      font-size: 13px;
      padding: 10px;
    }
    .alert span {
      margin-bottom: 6px;
      font-size: 20px;
    }
  }
  
  

  .menu-toggle {
    display: none;
    position: fixed;
    top: 15px;
    left: 15px;
    z-index: 1100;
    background: #212529;
    color: #fff;
    border: none;
    padding: 10px 15px;
    font-size: 1.2rem;
    border-radius: 6px;
    cursor: pointer;
  }
  .sidebar {
    width: 240px;
    background: #212529;
    min-height: 100vh;   
    display: flex;
    flex-direction: column;
  }
  

  @media(max-width: 768px){
    .sidebar {
      position: fixed;
      top: 0;
      left: -240px;
      height: 100%;
      z-index: 1000;
      transition: left 0.3s ease;
    }
    .sidebar.open { left: 0; }
    .menu-toggle { display: block; }
    main { padding-top: 60px; }
  }
  
  

.withdraw-form {
    background: var(--card);
    border-radius: 12px;
    box-shadow: 0 6px 18px rgba(0,0,0,.3);
    border: 1px solid rgba(255,255,255,.05);
  }
  
  .withdraw-form .form-control {
    background: #0b0f19;
    border: 1px solid rgba(255,255,255,.1);
    color: var(--white);
  }
  
  .withdraw-form .form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 6px rgba(79,124,255,.4);
  }
  
  .withdraw-form label {
    font-weight: 500;
    color: var(--white);
  }
  
  .withdraw-form small {
    color: var(--muted);
  }
  
 
  .btn-gradient {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    border: none;
    border-radius: 8px;
    color: #fff;
    font-weight: 600;
    padding: 12px;
    transition: 0.3s;
  }
  
  .btn-gradient:hover {
    opacity: 0.9;
    transform: translateY(-1px);
  }
  
  
.withdraw-form .form-control {
    background-color: #fff !important;
    color: #000 !important;
    border: 1px solid #ccc;
  }
  
  .withdraw-form .form-control:focus {
    background-color: #fff !important;
    color: #000 !important;
    border-color: var(--accent);
    box-shadow: 0 0 0 0.2rem rgba(79,124,255,.25);
  }