:root {
        --pmii-blue: #0d3b66;
        --pmii-blue-hover: #082848;
        --pmii-gold: #ffb703;
        --pmii-gold-hover: #e5a402;
      }

      body.login-page {
        position: relative;
        background: #000;
        overflow-x: hidden;
        font-family: 'Plus Jakarta Sans', sans-serif;
        min-height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
      }

      /* Background Slideshow Container */
      .slideshow-container {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: -2;
      }

      .slide {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-size: cover;
        background-position: center;
        opacity: 0;
        transition: opacity 1.5s ease-in-out;
      }

      .slide.active {
        opacity: 1;
      }

      /* Overlay Gradasi Elegan */
      .slideshow-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: linear-gradient(135deg, rgba(13, 59, 102, 0.9), rgba(0, 0, 0, 0.8));
        z-index: -1;
      }

      /* Ukuran Box Login */
      .login-box {
        width: 440px;
        max-width: 92%;
        margin: auto;
      }

      /* Glassmorphism Card Style Modern */
      .login-card-glass {
        background: rgba(255, 255, 255, 0.08) !important;
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border: 1px solid rgba(255, 255, 255, 0.18);
        border-radius: 1.5rem;
        box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
        color: #fff;
        overflow: hidden;
        position: relative;
      }

      .login-card-glass::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 5px;
        background: linear-gradient(90deg, var(--pmii-blue), var(--pmii-gold));
      }

      /* Typography & Header */
      .brand-title {
        color: #fff;
        font-weight: 800;
        letter-spacing: -0.5px;
        font-size: 1.5rem;
      }

      .brand-subtitle {
        color: var(--pmii-gold);
        letter-spacing: 0.8px;
        font-size: 0.75rem;
        text-transform: uppercase;
        font-weight: 700;
      }

      /* Nav Tabs Glassmorphism */
      .nav-pills-glass {
        background: rgba(0, 0, 0, 0.25);
        padding: 6px;
        border-radius: 50rem;
        border: 1px solid rgba(255, 255, 255, 0.08);
      }

      .nav-pills-glass .nav-link {
        color: rgba(255, 255, 255, 0.75);
        font-weight: 600;
        font-size: 0.85rem;
        border-radius: 50rem;
        transition: all 0.3s ease;
      }

      .nav-pills-glass .nav-link:hover {
        color: #fff;
      }

      .nav-pills-glass .nav-link.active {
        background-color: var(--pmii-gold);
        color: #000;
        box-shadow: 0 4px 20px rgba(255, 183, 3, 0.35);
      }

      /* Form Input Glass Styling */
      .form-control-glass {
        background: rgba(255, 255, 255, 0.07) !important;
        border: 1px solid rgba(255, 255, 255, 0.15) !important;
        color: #fff !important;
        border-radius: 0.75rem 0 0 0.75rem !important;
        padding: 0.75rem 1rem;
        font-size: 0.95rem;
      }

      .form-control-glass::placeholder {
        color: rgba(255, 255, 255, 0.45);
      }

      .form-control-glass:focus {
        background: rgba(255, 255, 255, 0.12) !important;
        border-color: var(--pmii-gold) !important;
        box-shadow: 0 0 0 0.25rem rgba(255, 183, 3, 0.2) !important;
      }

      .input-group-text-glass {
        background: rgba(255, 255, 255, 0.1) !important;
        border: 1px solid rgba(255, 255, 255, 0.15) !important;
        color: rgba(255, 255, 255, 0.8) !important;
        border-radius: 0 0.75rem 0.75rem 0 !important;
        padding: 0.75rem 1rem;
      }

      /* Buttons */
      .btn-pmii-primary {
        background-color: var(--pmii-blue);
        color: #fff;
        border: none;
        font-weight: 700;
        border-radius: 0.75rem;
        padding: 0.75rem;
        box-shadow: 0 4px 15px rgba(13, 59, 102, 0.4);
        transition: all 0.2s ease;
      }

      .btn-pmii-primary:hover {
        background-color: var(--pmii-blue-hover);
        color: var(--pmii-gold);
        transform: translateY(-1px);
      }

      .btn-pmii-gold {
        background-color: var(--pmii-gold);
        color: #000;
        font-weight: 700;
        border: none;
        border-radius: 0.75rem;
        padding: 0.75rem;
        box-shadow: 0 4px 15px rgba(255, 183, 3, 0.25);
        transition: all 0.2s ease;
      }

      .btn-pmii-gold:hover {
        background-color: var(--pmii-gold-hover);
        color: #000;
        transform: translateY(-1px);
      }

      /* Text & Links Helpers */
      .text-glass-muted {
        color: rgba(255, 255, 255, 0.7) !important;
      }

      .link-pmii-gold {
        color: var(--pmii-gold);
        text-decoration: none;
        transition: opacity 0.2s;
      }

      .link-pmii-gold:hover {
        color: #ffc833;
        text-decoration: underline;
      }

      .form-check-input {
        background-color: rgba(255, 255, 255, 0.1);
        border-color: rgba(255, 255, 255, 0.3);
      }

      .form-check-input:checked {
        background-color: var(--pmii-gold);
        border-color: var(--pmii-gold);
      }