:root {
            --blue: #1E5DAC;
            --beige: #E8D3C1;
            --alley: #B7C5DA;
            --misty: #EAE2E4;
            --white: #ffffff;
        }

        html,
        body {
            height: 100%;
        }

        body {
            background-image: url("../images/background/bg_regis.jpg");
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            background-attachment: fixed;
            font-family: "Poppins", sans-serif;
            position: relative;
        }

        body::before {
            content: "";
            position: fixed;
            inset: 0;
            background: linear-gradient(135deg,
                    rgba(30, 93, 172, 0.40),
                    rgba(183, 197, 218, 0.30));
            z-index: -1;
        }

        .center-box {
            padding-top: 50px;
            padding-bottom: 70px;
        }

        .card {
            border-radius: 22px;
            background: rgba(234, 226, 228, 0.45);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid rgba(255, 255, 255, 0.45);
            box-shadow: 0 25px 50px rgba(30, 93, 172, 0.35);
        }

        .card h4 {
            color: var(--blue);
            font-weight: 700;
            letter-spacing: 0.6px;
        }

        .form-label {
            color: #2d3a4a;
            font-weight: 500;
        }

        .form-control,
        .form-select {
            border-radius: 12px;
            padding: 12px 14px;
            border: none;
            background: var(--white);
        }

        .form-control:focus,
        .form-select:focus {
            box-shadow: 0 0 0 3px rgba(30, 93, 172, 0.25);
            border: none;
        }

        small.text-muted {
            color: #5a6b80 !important;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--blue), var(--alley));
            border: none;
            border-radius: 14px;
            padding: 12px;
            font-weight: 600;
            letter-spacing: 0.5px;
            transition: 0.3s ease;
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, var(--alley), var(--blue));
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(30, 93, 172, 0.45);
        }

        .text-center a {
            color: var(--blue);
            text-decoration: none;
            transition: 0.2s;
        }

        .text-center a:hover {
            color: #000;
            font-weight: 600;
        }

        .foto-profil-container {
            text-align: center;
            margin-bottom: 20px;
        }

        .foto-profil-preview {
            width: 120px;
            height: 120px;
            border-radius: 50%;
            border: 3px solid var(--blue);
            object-fit: cover;
            margin: 0 auto 15px;
            display: none;
        }

        .foto-profil-preview.show {
            display: block;
        }

        .upload-btn {
            background: var(--blue);
            color: white;
            border-radius: 12px;
            padding: 8px 16px;
            cursor: pointer;
            transition: 0.3s;
            display: inline-block;
        }

        .upload-btn:hover {
            background: var(--alley);
        }

        #fotoInput {
            display: none;
        }

        .modal-content {
            border-radius: 15px;
            background: rgba(234, 226, 228, 0.95);
        }

        .modal-header {
            border-bottom: 1px solid rgba(30, 93, 172, 0.2);
        }

        .modal-title {
            color: var(--blue);
            font-weight: 700;
        }

        #imageToCrop {
            max-width: 100%;
            max-height: 400px;
        }

        .password-strength {
            height: 6px;
            border-radius: 3px;
            margin-top: 8px;
            background: #e0e0e0;
            transition: 0.3s;
        }

        .password-strength.weak {
            background: #f44336;
            width: 33%;
        }

        .password-strength.medium {
            background: #ff9800;
            width: 66%;
        }

        .password-strength.strong {
            background: #4caf50;
            width: 100%;
        }

        .form-two-column {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
        }

        @media (max-width: 576px) {
            .form-two-column {
                grid-template-columns: 1fr;
            }
        }