/* 1. Theme variables */
:root {
    --accent: #B067F3;             /* purple accent */
    --gradient-start: #7ee8fa;     /* cyan */
    --gradient-end: #736efe;       /* purple */
    --text-light: #e1e1e6;
    --text-secondary: #9a9ba1;
    --card-bg: rgba(30, 30, 37, 0.75);
    --overlay-bg: rgba(0, 0, 0, 0.5);
  }
  
  /* 2. Reset & box-sizing */
  *, *::before, *::after {
    box-sizing: border-box;
  }
  html, body {
    margin: 0;
    padding: 0;
    height: 100%;
  }
  
  /* 3. Video background */
  #bg-video {
    position: fixed;
    inset: 0;
    min-width: 120%;
    min-height: 120%;
    width: auto;
    height: auto;
    object-fit: cover;
    transform: translate(-50%, -50%);
    top: 50%;
    left: 50%;
    z-index: -2;
  }
  
  /* 4. Dark overlay + blur */
  .video-overlay {
    position: fixed;
    inset: 0;
    background: var(--overlay-bg);
    backdrop-filter: blur(2px);
    z-index: -1;
  }
  
  /* 5. Glass-style card */
  .login-card {
    max-width: 400px;
    width: 100%;
    background: var(--card-bg);
    border: none;
    border-radius: 12px;
    backdrop-filter: blur(10px);
  }
  
  /* 6. Headings */
  .login-card .card-title {
    color: var(--accent);
    text-align: center;
    font-size: 2rem;
  }
  .login-card .subheading {
    color: var(--text-light);
    text-align: center;
    margin-bottom: 1.5rem;
  }
  
  /* 7. Inputs */
  .form-control {
    background: transparent !important;
    color: var(--text-light) !important;
    border: 1px solid #333;
    border-radius: 8px;
    padding: 0.75rem 1rem;
  }
  .form-control::placeholder {
    color: var(--text-secondary);
  }
  .form-control:focus {
    border-color: var(--accent);
    box-shadow: none;
    background: rgba(255, 255, 255, 0.05) !important;
  }
  
  /* 8. Gradient button */
  .login-btn {
    width: 100%;
    padding: 0.9rem;
    background: linear-gradient(
      90deg,
      var(--gradient-start) 0%,
      var(--gradient-end) 100%
    );
    color: #000;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    transition: opacity 0.2s ease;
  }
  .login-btn:hover {
    opacity: 0.9;
  }
  
  /* 9. Links */
  .text-info {
    color: var(--accent) !important;
  }
  .text-info:hover {
    text-decoration: underline;
  }
  .text-secondary {
    color: var(--text-secondary) !important;
  }