/* Login Modal Styles */
        .login-modal {
            display: none;
            position: fixed;
            z-index: 10000;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(15, 20, 25, 0.95);
            backdrop-filter: blur(8px);
        }

        .login-modal.active {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .login-modal-content {
            background: var(--bg-light);
            padding: 3rem;
            border-radius: 0;
            max-width: 450px;
            width: 90%;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
            position: relative;
        }

        .login-modal-header {
            text-align: center;
            margin-bottom: 2rem;
        }

        .login-modal-header h2 {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 0.5rem;
        }

        .login-modal-header p {
            color: #64748b;
            font-size: 0.95rem;
        }

        .login-form-group {
            margin-bottom: 1.5rem;
        }

        .login-form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--text-dark);
            font-size: 0.9rem;
        }

        .login-form-group input {
            width: 100%;
            padding: 0.875rem 1rem;
            border: 2px solid rgba(26, 58, 82, 0.1);
            border-radius: 0;
            font-size: 1rem;
            font-family: 'DM Sans', sans-serif;
            transition: border-color 0.3s;
        }

        .login-form-group input:focus {
            outline: none;
            border-color: #2d5f7f;
        }

           button:focus-visible {
            outline: 3px solid var(--secondary);
            outline-offset: 2px;
        }

        .login-button-submit {
            width: 100%;
            padding: 1rem;
            background: #1a3a52;
            color: white;
            border: none;
            border-radius: 0;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            margin-top: 1rem;
        }

        .login-button-submit:hover {
            background: #2d5f7f;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(26, 58, 82, 0.2);
        }

        .login-close-btn {
            position: absolute;
            top: 1.5rem;
            right: 1.5rem;
            background: transparent;
            border: none;
            font-size: 1.5rem;
            color: #64748b;
            cursor: pointer;
            padding: 0.5rem;
            line-height: 1;
            transition: color 0.3s;
        }

        .login-close-btn:hover {
            color: var(--primary);
        }

        .login-error {
            display: none;
            background: #fee;
            border: 1px solid #fcc;
            color: #c33;
            padding: 0.75rem;
            border-radius: 0;
            margin-bottom: 1rem;
            font-size: 0.9rem;
        }

        .login-error.show {
            display: block;
        }